top cordless grease gun picks
AIThis post was created with the assistance of artificial intelligence (AI).

When searching for a professional cordless grease gun, durability and power are key. The DEWALT 20V MAX Cordless Electric Grease Gun stands out as the best overall for its reliable performance and long hose. For those seeking versatility, the 2-in-1 DeWalt kit offers dual functionality, while the Milwaukee M18 Grease Gun Kit provides compact power for tight spots. A common challenge is balancing high PSI with ease of handling and battery life, making it essential to pick a model aligned with your work demands. Continue reading for an in-depth comparison of these top options.

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12
compared
9
brands
48 inches
max hose length
Which professional cordless grease gun should you buy?
★ Top Pick
DEWALT 20V MAX Cordless Electr
Best Overall for Heavy-Duty Applications
Powerful 10,000 PSI motor for tough grease fittings
See on Amazon →
DeWalt power tool owners seeking a high-pressure grease gun with flexible loading and long reach.
2-in-1 Cordless Grease Gun for
High pressure of 12,000 PSI for fast lubrication
View on Amazon →
Heavy-duty mechanics and industrial users with M18 batteries who need extended, high-pressure lubrication.
M18 Cordless 2-Speed Grease Gu
Powerful 10,000 PSI for demanding applications
View on Amazon →
Heavy-duty mechanics and industrial operators requiring long-duration use and high pressure.
Seesii 12000 PSI Electric Cord
Impressive 12,000 PSI for tough jobs
View on Amazon →
Experienced technicians with DeWalt 20V batteries seeking maximum flexibility and speed.
Cordless Grease Gun Compatible
High pressure of 12,000 PSI for fast work
View on Amazon →
Hose Length — compared
DEWALT 20V MAX Cordless Electr42 inches
2-in-1 Cordless Grease Gun for39.4 inches
M18 Cordless 2-Speed Grease Gu48 inches
Seesii 12000 PSI Electric Cord39.4 inches
Cordless Grease Gun Compatible39 inches
DEWALT 20V MAX Grease Gun47 inches
Lincoln 1884 PowerLuber 20 Vol36 inches
12000 PSI Electric Grease Gun39.4 inches
DEWALT 20V MAX Cordless Grease42 inches
Milwaukee M18 2-Speed Cordless48 inches
20V Lithium Ion Cordless Greas36 inches
Pros & cons at a glance
DEWALT 20V MAX Cordless Electr
✓ Powerful 10,000 PSI motor for tough grease fittings
✗ Tool only — battery not included, increasing initial investment
2-in-1 Cordless Grease Gun for
✓ High pressure of 12,000 PSI for fast lubrication
✗ Heavy at nearly 7 pounds for extended use
M18 Cordless 2-Speed Grease Gu
✓ Powerful 10,000 PSI for demanding applications
✗ Heavy at 9.33 pounds, may cause fatigue
Seesii 12000 PSI Electric Cord
✓ Impressive 12,000 PSI for tough jobs
✗ Batteries are non-standard, potentially harder to replace
Cordless Grease Gun Compatible
✓ High pressure of 12,000 PSI for fast work
✗ Sold as a bare tool, requiring compatible batteries and charger
DEWALT 20V MAX Grease Gun
✓ Powerful 10,000 PSI pressure for tough grease fittings
✗ Relatively heavy at 16.7 pounds, which may cause fatigue
Lincoln 1884 PowerLuber 20 Vol
✓ 36-inch hose for hard-to-reach fittings
✗ Relatively heavy when fully equipped
12000 PSI Electric Grease Gun
✓ Exceptional 12,000 PSI pressure for tough applications
✗ Heavy at nearly 13 pounds, possibly tiring for extended use
DEWALT 20V MAX Cordless Grease
✓ Powerful 10,000 PSI motor suitable for tough jobs
✗ Heavy weight (14.8 lbs) may cause fatigue
Milwaukee 2646-22CT M18 2-Spee
✓ Compact and easy to handle in tight spaces
✗ Heavy at 16 pounds, possibly tiring over long use
Milwaukee M18 2-Speed Cordless
✓ Maximum pressure of 10,000 PSI for tough applications
✗ Heavy at 9 pounds, which can cause fatigue
20V Lithium Ion Cordless Greas
✓ Powerful 20V lithium-ion battery for cordless operation
✗ Heavy at 15 pounds, which can be tiring over extended periods

Complete the kit

USANOOKS Microfiber Cleaning Cloth Grey - 12 Pcs (12.5"x1...
USANOOKS Microfiber Cleaning Cloth Grey – 12 Pcs (12.5"x1…
Add to your setup →
HOMEXCEL Microfiber Cleaning Cloth 12 Pack, 12.5 x 12.5 i...
HOMEXCEL Microfiber Cleaning Cloth 12 Pack, 12.5 x 12.5 i…
Add to your setup →
Chemical Guys, Workhorse Plush Microfiber Towels, 16 x 16...
Chemical Guys, Workhorse Plush Microfiber Towels, 16 x 16…
Add to your setup →

Key Takeaways

  • High PSI ratings, like 12,000 PSI, are essential for heavy-duty lubrication but often come with increased weight and battery drain.
  • Battery compatibility across brands can save costs and simplify maintenance for ongoing use in professional settings.
  • Hose length and flexibility significantly impact ease of use, especially in large machinery or hard-to-reach areas.
  • Multi-speed control offers better precision and helps conserve battery life during lighter tasks.
  • Price differences often reflect build quality, included accessories, and brand reputation, so consider long-term value over initial cost.
2
2-in-1 Cordless Grease Gun for
Best Versatility and Compatibility with DeWalt Batteries
1
DEWALT 20V MAX Cordless Electr
Best Overall for Heavy-Duty Applications
3
M18 Cordless 2-Speed Grease Gu
Best for Heavy-Duty, Long-Use Applications

Our Top Professional Cordless Grease Gun Picks

DEWALT 20V MAX Cordless Electric Grease Gun with 42-Inch HoseDEWALT 20V MAX Cordless Electric Grease Gun with 42-Inch HoseBest Overall for Heavy-Duty ApplicationsMax PSI: 10,000Flow Rate: 5.0 oz/minHose Length: 42 inchesVIEW ON AMAZONSee Our Full Breakdown
2-in-1 Cordless Grease Gun for DeWalt 20V Battery, 12000 PSI Electric Grease Gun Kit with Lock-On Trigger, LED Light, 39.4″ Hose – No Battery2-in-1 Cordless Grease Gun for DeWalt 20V Battery, 12000 PSI Electric Grease Gun Kit with Lock-On Trigger, LED Light, 39.4" Hose - No BatteryBest Versatility and Compatibility with DeWalt BatteriesPressure: 12000 PSIHose Length: 39.4 inchesFlow Rate: 6 oz/minVIEW ON AMAZONSee Our Full Breakdown
M18 Cordless 2-Speed Grease Gun (Tool Only) – No. 2646-20M18 Cordless 2-Speed Grease Gun (Tool Only) - No. 2646-20Best for Heavy-Duty, Long-Use ApplicationsMax PSI: 10,000Flow Rate: 10 oz/minHose Length: 48 inchesVIEW ON AMAZONSee Our Full Breakdown
Seesii 12000 PSI Electric Cordless Grease Gun with 3-Speed Control and 2 BatteriesSeesii 12000 PSI Electric Cordless Grease Gun with 3-Speed Control and 2 BatteriesBest for Heavy-Duty, Extended Use with Dual BatteriesPressure: 12000 PSIBatteries: 2 x 2000 mAhMax Capacity: 14 ozVIEW ON AMAZONSee Our Full Breakdown
Cordless Grease Gun Compatible with DeWalt 20V Battery, 12000PSI Electric Grease Gun Kit, Dual Pistol & in-Line Grip, Grease Gun with 39″ Hose & 4 Couplers (Tool Only)Cordless Grease Gun Compatible with DeWalt 20V Battery, 12000PSI Electric Grease Gun Kit, Dual Pistol & in-Line Grip, Grease Gun with 39" Hose & 4 Couplers (Tool Only)Best Flexible Grip Options and Compatibility with DeWalt BatteriesPressure: 12000 PSIFlow Rate: 8 oz/minHose Length: 39 inchesVIEW ON AMAZONSee Our Full Breakdown
DEWALT 20V MAX Grease Gun, 10,000 PSI, 2-Speed, Cordless, with 47-Inch Hose, LED Light, and Battery & Charger IncludedDEWALT 20V MAX Grease Gun, 10,000 PSI, 2-Speed, Cordless, with 47-Inch Hose, LED Light, and Battery & Charger IncludedBest Overall for Power and VersatilityPower Source: 20V MAX batteryMax PSI: 10,000Hose Length: 47 inchesVIEW ON AMAZONSee Our Full Breakdown
Lincoln 1884 PowerLuber 20 Volt Battery-Powered Grease Gun with 36″ Hose, 10,000 PSI, 2-Speed, Trigger-Operated, Includes 2 Lithium-Ion BatteriesLincoln 1884 PowerLuber 20 Volt Battery-Powered Grease Gun with 36" Hose, 10,000 PSI, 2-Speed, Trigger-Operated, Includes 2 Lithium-Ion BatteriesBest for Extended, Versatile Use with Long ReachVoltage: 20 VoltMaximum PSI: 10,000 PSIHose Length: 36 inchesVIEW ON AMAZONSee Our Full Breakdown
12000 PSI Electric Grease Gun, 2-in-1 Design, 2×4.0Ah Batteries12000 PSI Electric Grease Gun, 2-in-1 Design, 2x4.0Ah BatteriesBest Heavy-Duty Power with Long RuntimeMax Pressure: 12,000 PSIFlow Rate: 5.3 oz/minBatteries: 2 x 4.0 AhVIEW ON AMAZONSee Our Full Breakdown
DEWALT 20V MAX Cordless Grease Gun Kit with 4.0Ah Battery and ChargerDEWALT 20V MAX Cordless Grease Gun Kit with 4.0Ah Battery and ChargerBest for Balanced Power and Ease of UseVoltage: 20 voltsMaximum PSI: 10,000Hose Length: 42 inchesVIEW ON AMAZONSee Our Full Breakdown
Milwaukee 2646-22CT M18 2-Speed Grease Gun Kit with 2 Compact BatteriesMilwaukee 2646-22CT M18 2-Speed Grease Gun Kit with 2 Compact BatteriesBest Compact and Durable DesignManufacturer: Builders World Wholesale DistributionPart Number: 2646-22CTItem Weight: 16.02 poundsVIEW ON AMAZONSee Our Full Breakdown
Milwaukee M18 2-Speed Cordless Grease Gun, Bare ToolMilwaukee M18 2-Speed Cordless Grease Gun, Bare ToolBest Overall for Power and PrecisionManufacturer: Builders World Wholesale DistributionPart Number: 2646-20Item Weight: 9 poundsVIEW ON AMAZONSee Our Full Breakdown
20V Lithium Ion Cordless Grease Gun with Dual Batteries20V Lithium Ion Cordless Grease Gun with Dual BatteriesBest for Heavy-Duty Versatility and ConvenienceVoltage: 20VCartridge Capacity: 14.5 oz.Bulk Capacity: 16 oz.VIEW ON AMAZONSee Our Full Breakdown
Specs at a glance
professional cordless grease gunHose LengthFlow Rate
DEWALT 20V MAX Cordless Electr42 inches5.0 oz/min
2-in-1 Cordless Grease Gun for39.4 inches6 oz/min
M18 Cordless 2-Speed Grease Gu48 inches10 oz/min
Seesii 12000 PSI Electric Cord39.4 inches
Cordless Grease Gun Compatible39 inches8 oz/min
DEWALT 20V MAX Grease Gun47 inches9 oz. per minute
Lincoln 1884 PowerLuber 20 Vol36 inches
12000 PSI Electric Grease Gun39.4 inches5.3 oz/min
DEWALT 20V MAX Cordless Grease42 inches5 oz/min
Milwaukee 2646-22CT M18 2-Spee
Milwaukee M18 2-Speed Cordless48 inches
20V Lithium Ion Cordless Greas36 inches

More Details on Our Top Picks

  1. DEWALT 20V MAX Cordless Electric Grease Gun with 42-Inch Hose

    DEWALT 20V MAX Cordless Electric Grease Gun with 42-Inch Hose

    Best Overall for Heavy-Duty Applications

    View on Amazon

    This DEWALT model stands out for its robust 10,000 PSI motor and high-volume pump, making it ideal for demanding lubrication tasks on large machinery. Its 42-inch flexible hose offers excellent reach into tight spaces, and the variable speed trigger provides precise control, which sets it apart from the 12000 PSI options that often sacrifice some finesse. The built-in LED light enhances visibility in dark or cramped areas. A notable tradeoff is that it’s tool-only, so you need to supply your own battery, which could add to the overall cost. Compared to the Milwaukee M18, this model is lighter and easier to handle for extended periods, but less versatile with battery compatibility. Overall, this pick makes the most sense for professionals who need a reliable, high-power grease gun without the luxury features of premium kits.

    Pros:
    • Powerful 10,000 PSI motor for tough grease fittings
    • Flexible 42-inch hose for hard-to-reach areas
    • Variable speed trigger improves control
    • Bright LED light for visibility
    Cons:
    • Tool only — battery not included, increasing initial investment
    • Relatively heavy for prolonged use

    Best for: Heavy-duty industrial or fleet maintenance professionals who prioritize power and reach.

    Not ideal for: DIY enthusiasts or occasional users who prefer a lightweight, all-in-one kit with batteries included.

    • Max PSI:10,000
    • Flow Rate:5.0 oz/min
    • Hose Length:42 inches
    • Power Source:20V MAX battery
    • Warranty:3 years
    Our verdict
    “This grease gun is best suited for professionals needing high pressure and reach, willing to supply their own batteries.”
  2. 2-in-1 Cordless Grease Gun for DeWalt 20V Battery, 12000 PSI Electric Grease Gun Kit with Lock-On Trigger, LED Light, 39.4″ Hose – No Battery

    2-in-1 Cordless Grease Gun for DeWalt 20V Battery, 12000 PSI Electric Grease Gun Kit with Lock-On Trigger, LED Light, 39.4" Hose - No Battery

    Best Versatility and Compatibility with DeWalt Batteries

    View on Amazon

    This 12000 PSI grease gun excels in versatility, supporting both cartridge and bulk loading options, and is compatible with existing DeWalt 20V MAX batteries, making it a practical choice for users with an existing tool ecosystem. Its lock-on trigger reduces fatigue during prolonged lubrication, and the 39.4-inch hose allows for access to hard-to-reach fittings. The integrated LED light ensures visibility in tight or dark spaces. However, since the battery and charger are sold separately, the overall cost can increase if you lack compatible batteries. Compared to the Milwaukee M18, this model’s lighter weight and wider compatibility make it more suitable for users who already own DeWalt tools, but it requires existing batteries to operate. Overall, this kit makes the most sense for professionals who want a high-pressure, flexible grease gun that integrates into their existing DeWalt setup.

    Pros:
    • High pressure of 12,000 PSI for fast lubrication
    • Supports both cartridge and bulk loading
    • Lock-on trigger reduces hand fatigue
    • Long 39.4-inch hose for hard-to-reach fittings
    Cons:
    • Battery and charger sold separately, increasing total cost
    • Heavy at nearly 7 pounds for extended use

    Best for: DeWalt power tool owners seeking a high-pressure grease gun with flexible loading and long reach.

    Not ideal for: Beginners or casual users without existing DeWalt batteries, due to additional costs.

    • Pressure:12000 PSI
    • Hose Length:39.4 inches
    • Flow Rate:6 oz/min
    • Compatibility:DeWalt 20V MAX batteries
    • Loading:Cartridge or bulk grease
    • LED Light:Yes
    Our verdict
    “This grease gun suits professionals with existing DeWalt batteries who need high pressure and flexible loading options.”
  3. M18 Cordless 2-Speed Grease Gun (Tool Only) – No. 2646-20

    M18 Cordless 2-Speed Grease Gun (Tool Only) - No. 2646-20

    Best for Heavy-Duty, Long-Use Applications

    View on Amazon

    This Milwaukee M18 model delivers up to 10,000 PSI and a flow rate of 10 oz/min, making it ideal for demanding lubrication tasks on large machinery. Its 48-inch hose provides excellent reach, especially in professional settings where access can be challenging. Its pre-set grease counter dial allows for precise application, reducing waste and mess. Compatibility with over 40 M18 batteries offers excellent versatility, but it’s worth noting this is a tool-only purchase, requiring you to own and supply batteries and a charger. At over 9 pounds, it’s heavier than some alternatives, which can lead to fatigue during extended use. Compared with the DEWALT models, this gun’s longer hose and larger battery ecosystem make it more suitable for extensive, continuous jobs. This pick is best for professionals who already own M18 batteries and need maximum capacity and reach.

    Pros:
    • Powerful 10,000 PSI for demanding applications
    • Long 48-inch hose for broad access
    • Pre-set grease counter for precision
    • Compatibile with over 40 M18 batteries
    Cons:
    • Heavy at 9.33 pounds, may cause fatigue
    • Requires own batteries and charger, increasing initial cost

    Best for: Heavy-duty mechanics and industrial users with M18 batteries who need extended, high-pressure lubrication.

    Not ideal for: DIYers or occasional users who prefer a lightweight, ready-to-go kit with batteries included.

    • Max PSI:10,000
    • Flow Rate:10 oz/min
    • Hose Length:48 inches
    • Item Weight:9.33 pounds
    • Product Dimensions:20 x 10 x 4.5 inches
    • Item Package Quantity:1
    Our verdict
    “This grease gun provides the highest capacity and reach for professionals already invested in the M18 platform.”
  4. Seesii 12000 PSI Electric Cordless Grease Gun with 3-Speed Control and 2 Batteries

    Seesii 12000 PSI Electric Cordless Grease Gun with 3-Speed Control and 2 Batteries

    Best for Heavy-Duty, Extended Use with Dual Batteries

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    This Seesii model is distinguished by its 12,000 PSI pressure and 3-speed control, making it versatile for various machinery. The inclusion of two 2000 mAh batteries extends operation time significantly, reducing downtime during large jobs. Its flexible hose and multiple couplers add to its adaptability in complex maintenance environments. Its lightweight design at 6.16 pounds improves maneuverability over bulkier options. However, the batteries are non-standard, which could complicate replacements. Compared to the DeWalt 20V models, this gun offers slightly lower PSI but provides better battery life with two included units, ideal when continuous operation is required. This pick is best for professionals needing high pressure with extended run time and flexibility for demanding tasks.

    Pros:
    • Impressive 12,000 PSI for tough jobs
    • Includes two batteries for extended use
    • Three-speed control for versatile operation
    • Lightweight and easy to handle
    Cons:
    • Batteries are non-standard, potentially harder to replace
    • Requires compatible batteries, not included

    Best for: Heavy-duty mechanics and industrial operators requiring long-duration use and high pressure.

    Not ideal for: Casual DIY users or those without access to compatible batteries, due to non-standard battery size.

    • Pressure:12000 PSI
    • Batteries:2 x 2000 mAh
    • Max Capacity:14 oz
    • Hose Length:39.4 inches
    • Weight:6.16 pounds
    • Package Dimensions:17.2 x 13.58 x 5.39 inches
    Our verdict
    “This grease gun is well-suited for heavy-duty applications demanding high pressure and longer working sessions with multiple batteries.”
  5. Cordless Grease Gun Compatible with DeWalt 20V Battery, 12000PSI Electric Grease Gun Kit, Dual Pistol & in-Line Grip, Grease Gun with 39″ Hose & 4 Couplers (Tool Only)

    Cordless Grease Gun Compatible with DeWalt 20V Battery, 12000PSI Electric Grease Gun Kit, Dual Pistol & in-Line Grip, Grease Gun with 39" Hose & 4 Couplers (Tool Only)

    Best Flexible Grip Options and Compatibility with DeWalt Batteries

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    This versatile grease gun offers up to 12,000 PSI and a flow rate of 8 oz/min, making it highly efficient for fast lubrication. Its dual pistol and inline grip configurations provide excellent flexibility for tight or awkward spaces, a feature that sets it apart from simpler designs like the DEWALT 20V MAX. The 39-inch hose and 4 couplers expand its reach across a variety of machinery. It’s sold as bare tool only, requiring your existing DeWalt 20V batteries, which is ideal for those already in the ecosystem but a drawback for new users. The overload protection and variable trigger give greater control, although at the expense of added complexity. Overall, this model is perfect for professionals who need a flexible, high-pressure gun compatible with their current DeWalt batteries.

    Pros:
    • High pressure of 12,000 PSI for fast work
    • Dual pistol and inline grip options for tight spaces
    • Includes 39″ hose and four couplers for versatility
    • Flow rate of 8 oz/min for efficiency
    Cons:
    • Sold as a bare tool, requiring compatible batteries and charger
    • More complex setup may be intimidating for novices

    Best for: Experienced technicians with DeWalt 20V batteries seeking maximum flexibility and speed.

    Not ideal for: Beginner users or those not already invested in DeWalt tools, due to the need for compatible batteries.

    • Pressure:12000 PSI
    • Flow Rate:8 oz/min
    • Hose Length:39 inches
    • Couplers:4
    • Battery:Not included
    Our verdict
    “This grease gun offers exceptional flexibility and high pressure for professional use, best with existing DeWalt batteries.”
  6. DEWALT 20V MAX Grease Gun, 10,000 PSI, 2-Speed, Cordless, with 47-Inch Hose, LED Light, and Battery & Charger Included

    DEWALT 20V MAX Grease Gun, 10,000 PSI, 2-Speed, Cordless, with 47-Inch Hose, LED Light, and Battery & Charger Included

    Best Overall for Power and Versatility

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    This DEWALT model stands out for its robust 10,000 PSI pressure, making it ideal for tough lubrication jobs where higher power is essential. Its two-speed operation allows for better control over flow rate, which is a step above many single-speed options like the Milwaukee 2646-22CT. The generous 47-inch hose enhances maneuverability, especially in tight or awkward spaces. However, its weight of 16.7 pounds can cause fatigue during extended use, and the battery life may limit continuous work sessions. Compared to lighter models, this gun offers more power but sacrifices some ease of handling. The included battery and charger add value, though the higher price could be a barrier for casual users.

    Pros:
    • Powerful 10,000 PSI pressure for tough grease fittings
    • Two-speed operation with adjustable flow control
    • Long 47-inch reinforced hose for better maneuverability
    • Battery and charger included for immediate use
    Cons:
    • Relatively heavy at 16.7 pounds, which may cause fatigue
    • Battery life could limit extended use sessions
    • Higher price point compared to manual or less powerful models

    Best for: Professionals needing maximum power and extended runtime for industrial or heavy-duty maintenance

    Not ideal for: DIYers or hobbyists who prioritize lightweight tools or occasional use, due to its weight and cost

    • Power Source:20V MAX battery
    • Max PSI:10,000
    • Hose Length:47 inches
    • Flow Rate:9 oz. per minute
    • Tube Capacity:up to 7 tubes per charge
    • Weight:16.7 pounds
    Our verdict
    “This grease gun is best for industrial or professional environments where power and endurance outweigh portability and cost.”
  7. Lincoln 1884 PowerLuber 20 Volt Battery-Powered Grease Gun with 36″ Hose, 10,000 PSI, 2-Speed, Trigger-Operated, Includes 2 Lithium-Ion Batteries

    Lincoln 1884 PowerLuber 20 Volt Battery-Powered Grease Gun with 36" Hose, 10,000 PSI, 2-Speed, Trigger-Operated, Includes 2 Lithium-Ion Batteries

    Best for Extended, Versatile Use with Long Reach

    View on Amazon

    This Lincoln PowerLuber excels in versatility, thanks to its 36-inch hose ideal for reaching difficult fittings, and includes two batteries to extend operational time—crucial for large jobs. Its 10,000 PSI output rivals the DEWALT, but the slightly shorter hose limits maneuverability compared to the 47-inch hose of the DEWALT model. The ergonomic design with LED light adds convenience, yet the overall weight can be a concern when maneuvering for long periods. Compared to the Milwaukee 2646-22CT, it offers longer hose length and more batteries, making it better suited for extensive tasks. However, being relatively heavy, it may not be suitable for users needing lightweight solutions or quick, casual jobs.

    Pros:
    • 36-inch hose for hard-to-reach fittings
    • Includes two batteries for longer operation
    • High-pressure 10,000 PSI pump with two-speed control
    • Ergonomic design with LED light for visibility
    Cons:
    • Relatively heavy when fully equipped
    • Price may be higher for infrequent users
    • Limited to 20V power, less than some heavy-duty models

    Best for: Automotive technicians or industrial workers who need a durable, long-reach grease gun for lengthy sessions

    Not ideal for: Home users or casual hobbyists seeking a lightweight or budget-friendly option, since it’s heavier and more costly

    • Voltage:20 Volt
    • Maximum PSI:10,000 PSI
    • Hose Length:36 inches
    • Battery Type:Lithium-Ion
    • Number of Batteries:2
    • Warranty:5 years on tool, 2 on batteries
    Our verdict
    “This model suits professionals needing extended reach and long runtime, but less ideal for casual or lightweight applications.”
  8. 12000 PSI Electric Grease Gun, 2-in-1 Design, 2×4.0Ah Batteries

    12000 PSI Electric Grease Gun, 2-in-1 Design, 2x4.0Ah Batteries

    Best Heavy-Duty Power with Long Runtime

    View on Amazon

    This electric grease gun offers industry-leading 12,000 PSI, making it ideal for extremely heavy-duty applications like tractors and large machinery. Its dual 4.0 Ah batteries provide extended runtime, surpassing the single-battery designs of the DEWALT and Lincoln, and the flexible hose plus built-in LED light improve access and visibility. Compared to the DEWALT 10,000 PSI model, it offers significantly more pressure for demanding jobs, but its weight of nearly 13 pounds may cause fatigue over long periods. The rugged aluminum housing ensures durability, though its price point and battery incompatibility with DEWALT chargers could be limiting factors. This model is perfect for heavy industrial use but overkill for light maintenance tasks.

    Pros:
    • Exceptional 12,000 PSI pressure for tough applications
    • Dual 4.0 Ah batteries provide long operational hours
    • Flexible hose and LED light for hard-to-reach fittings
    • Rugged aluminum housing for durability
    Cons:
    • Heavy at nearly 13 pounds, possibly tiring for extended use
    • Battery not compatible with DEWALT chargers
    • Price not specified, potentially high for casual users

    Best for: Heavy-duty industrial operators managing large machinery and requiring maximum power and runtime

    Not ideal for: Home users or occasional DIYers, due to weight, price, and specialized use cases

    • Max Pressure:12,000 PSI
    • Flow Rate:5.3 oz/min
    • Batteries:2 x 4.0 Ah
    • Hose Length:39.4 inches
    • Weight:12.91 pounds
    • Model:HYQ
    Our verdict
    “This gun is best for industrial environments demanding maximum power and long run times, but not suitable for lighter or casual projects.”
  9. DEWALT 20V MAX Cordless Grease Gun Kit with 4.0Ah Battery and Charger

    DEWALT 20V MAX Cordless Grease Gun Kit with 4.0Ah Battery and Charger

    Best for Balanced Power and Ease of Use

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    This DEWALT kit offers reliable 10,000 PSI power with a flexible 42-inch hose, making it suitable for automotive and marine tasks. Its variable speed trigger allows precise control, and the inclusion of a 4.0 Ah battery and charger adds convenience for users who value ready-to-go tools. While it is slightly lighter at 14.8 pounds compared to some heavy-duty models, it still may cause fatigue during extended use. Compared to the Lincoln PowerLuber, it lacks the longer hose and dual batteries but excels in ease of handling and quick deployment. This pick makes the most sense for professionals who need a dependable, versatile grease gun without the bulk or premium price of industrial models.

    Pros:
    • Powerful 10,000 PSI motor suitable for tough jobs
    • Flexible 42-inch hose for hard-to-reach fittings
    • Variable speed trigger for precise control
    • Includes battery, charger, and shoulder strap for convenience
    Cons:
    • Heavy weight (14.8 lbs) may cause fatigue
    • Battery life limited for continuous heavy-duty tasks
    • Price may be higher than basic manual models

    Best for: Automotive technicians and marine technicians needing a reliable, portable grease gun for regular use

    Not ideal for: Heavy industrial operators requiring maximum pressure or extended runtime beyond what the 4.0 Ah battery can provide

    • Voltage:20 volts
    • Maximum PSI:10,000
    • Hose Length:42 inches
    • Flow Rate:5 oz/min
    • Battery Type:Lithium Ion
    • Item Weight:14.8 pounds
    Our verdict
    “A well-rounded choice for professionals needing power, precision, and portability for frequent lubrication tasks.”
  10. Milwaukee 2646-22CT M18 2-Speed Grease Gun Kit with 2 Compact Batteries

    Milwaukee 2646-22CT M18 2-Speed Grease Gun Kit with 2 Compact Batteries

    Best Compact and Durable Design

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    The Milwaukee 2646-22CT is designed for ease of use in tight spaces, with its compact form and metal construction. Its 18V power makes it slightly less forceful than 20V or higher PSI models but still capable for most automotive and light industrial tasks. The inclusion of two batteries minimizes downtime, though the 16-pound weight could be tiring over extended periods. Compared with the Lincoln PowerLuber, its shorter hose length and slightly lower PSI make it less suitable for heavy-duty applications, but its rugged build and warranty make it attractive for daily use. This model makes the most sense for users prioritizing durability and maneuverability over raw power.

    Pros:
    • Compact and easy to handle in tight spaces
    • Durable metal construction
    • Includes two batteries for extended use
    • 5-year tool warranty
    Cons:
    • Heavy at 16 pounds, possibly tiring over long use
    • Limited to 18V power, less than some industrial models
    • Shorter hose length reduces reach in some applications

    Best for: Automotive mechanics and technicians who need a durable, portable grease gun for routine maintenance

    Not ideal for: Heavy-duty industrial applications requiring higher PSI and longer hose lengths

    • Manufacturer:Builders World Wholesale Distribution
    • Part Number:2646-22CT
    • Item Weight:16.02 pounds
    • Product Dimensions:4.9 x 24.5 x 13 inches
    • Batteries:1 Lithium Ion
    • Warranty:5 Years
    Our verdict
    “Ideal for users needing a durable, portable, and compact grease gun for routine automotive or light industrial tasks.”
  11. Milwaukee M18 2-Speed Cordless Grease Gun, Bare Tool

    Milwaukee M18 2-Speed Cordless Grease Gun, Bare Tool

    Best Overall for Power and Precision

    View on Amazon

    This model stands out for its impressive maximum pressure of 10,000 PSI, making it highly suitable for demanding lubrication tasks. Its 2-speed operation offers control over flow rate, which is a clear advantage over single-speed options like the Seesii 12000 PSI Electric Cordless Grease Gun. The LED light and lock-on trigger improve usability, especially in tight or poorly lit spaces. However, at 9 pounds, it can cause fatigue during extended use, and as a bare tool, it requires a compatible battery, adding to the upfront cost. Compared to the 20V options, such as the 20V Lithium Ion Cordless Grease Gun, its higher pressure and robust build make it better suited for professional heavy-duty work, though the weight and price are tradeoffs for serious users.

    Pros:
    • Maximum pressure of 10,000 PSI for tough applications
    • Versatile 2-speed operation for pressure or flow control
    • LED light and lock-on trigger enhance usability
    Cons:
    • Heavy at 9 pounds, which can cause fatigue
    • Bare tool does not include battery or charger, increasing overall cost

    Best for: Professional technicians needing high pressure and precise control for demanding lubrication jobs

    Not ideal for: DIY enthusiasts or casual users who prefer lightweight, all-in-one kits with batteries included

    • Manufacturer:Builders World Wholesale Distribution
    • Part Number:2646-20
    • Item Weight:9 pounds
    • Product Dimensions:3.8 x 19.7 x 9.2 inches
    • Voltage:18 volts
    • Hose Length:48 inches
    • Included Components:Hand Caulking Guns
    • Battery Cell Type:Lithium Ion
    • Warranty:5 Years
    Our verdict
    “This pick is ideal for professionals requiring high power and control, willing to handle its weight and additional costs.”
  12. 20V Lithium Ion Cordless Grease Gun with Dual Batteries

    20V Lithium Ion Cordless Grease Gun with Dual Batteries

    Best for Heavy-Duty Versatility and Convenience

    View on Amazon

    This model makes a strong case for those seeking a balanced mix of power and ease of use, with its 20V battery system providing sufficient torque for most professional tasks. Its inclusion of two batteries and a carrying case sets it apart from the Milwaukee M18 2-Speed Grease Gun, which is a bare tool, making this a more complete package right out of the box. The 10,000 PSI pressure rating makes it suitable for automotive and industrial applications, yet its weight of 15 pounds might be cumbersome for prolonged handheld use. The 36-inch flexible hose offers good reach, but the 1.5Ah batteries limit runtime compared to larger capacity options. This gun is well-suited for professionals who prioritize portability and battery convenience over maximum power or lightweight design.

    Pros:
    • Powerful 20V lithium-ion battery for cordless operation
    • Includes two batteries and a carrying case for convenience
    • High maximum pressure of 10,000 PSI suitable for demanding tasks
    Cons:
    • Heavy at 15 pounds, which can be tiring over extended periods
    • Battery capacity of 1.5Ah limits runtime
    • Relatively high price compared to manual or simpler models

    Best for: Heavy-duty mechanics and industrial workers needing a portable, all-in-one grease gun kit

    Not ideal for: Users seeking the lightest possible tool or who prefer longer battery life for extended use

    • Voltage:20V
    • Cartridge Capacity:14.5 oz.
    • Bulk Capacity:16 oz.
    • Max Operating Pressure:10,000 psi
    • Hose Length:36 inches
    • Battery Capacity:1.5Ah
    • Includes:2 Batteries, 1 Charger, Carrying Case
    • Country of Origin:China
    Our verdict
    “This model suits professionals who need a versatile, battery-powered grease gun with good pressure, accepting the weight and cost tradeoffs.”
professional cordless grease gun
What makes a great professional cordless grease gun
1
Power and PSI Output
High PSI ratings are critical for heavy-duty lubrication tasks, allowing you to pump grease through clogged or thick fittings.
2
Battery Compatibility and Runtime
Battery compatibility with existing tools can save money and streamline your toolkit, especially if you already use brands like De
3
Hose Length and Flexibility
Hose length directly influences reach and ease of use, especially in large or complex machinery.
4
Control Features and Ease of Use
Multi-speed controls and lock-on triggers improve user comfort and precision, particularly during prolonged use.
How to choose your professional cordless grease gun
1
How we picked
Products were evaluated based on performance, including PSI output and nozzle durability, as well as usability features
2
Power and PSI Output
High PSI ratings are critical for heavy-duty lubrication tasks, allowing you to pump grease through clogged or thick fit
3
Battery Compatibility and Runtime
Battery compatibility with existing tools can save money and streamline your toolkit, especially if you already use bran
4
Hose Length and Flexibility
Hose length directly influences reach and ease of use, especially in large or complex machinery.
5
Control Features and Ease of Use
Multi-speed controls and lock-on triggers improve user comfort and precision, particularly during prolonged use.
Vetted professional cordless grease gun ·
The best professional cordless grease gun, compared
★ Winner DEWALT 20V MAX Cordless Electr
Best Overall for Heavy-Duty Applications
12compared
48 inchestop hose length

How We Picked

Products were evaluated based on performance, including PSI output and nozzle durability, as well as usability features such as hose length, trigger design, and control options. Battery life and compatibility with existing tools were also key factors, given the importance of continuous operation in professional contexts. Build quality and brand reputation played a role in ensuring longevity and reliability, while value was assessed by balancing features against price. The ranking prioritizes models that offer a strong combination of power, ease of use, and durability suitable for demanding work environments.
Everyday → specialist
Everyday & valuePremium & specialist
Which professional cordless grease gun fits you?
The everyday user
All-round, reliable
The enthusiast
Premium & high-performance
The gift-giver
Looks & craftsmanship

Factors to Consider When Choosing Professional Cordless Grease Gun

Choosing the right professional cordless grease gun involves understanding your specific needs and the tradeoffs between power, convenience, and cost. It’s not just about PSI ratings; features like hose length, battery compatibility, and control options can significantly influence your efficiency. Knowing what to prioritize helps avoid buying a model that underperforms or lacks essential features for your tasks.

Power and PSI Output

High PSI ratings are critical for heavy-duty lubrication tasks, allowing you to pump grease through clogged or thick fittings. However, excessively high PSI can lead to increased weight and drain batteries faster. For most professional applications, a range of 10,000 to 12,000 PSI offers a good balance of power and portability. Be cautious of models with inflated PSI ratings that may not deliver real-world performance or durability.

Battery Compatibility and Runtime

Battery compatibility with existing tools can save money and streamline your toolkit, especially if you already use brands like DeWalt or Milwaukee. Look for models with long-lasting batteries—ideally 4.0Ah or higher—to reduce downtime. Keep in mind that higher PSI models often consume more battery power, so check the runtime specifications and whether spare batteries are included or sold separately.

Hose Length and Flexibility

Hose length directly influences reach and ease of use, especially in large or complex machinery. A longer, flexible hose reduces the need for repositioning equipment and helps access tight or awkward spots. However, longer hoses can add weight and may be less durable if not made from quality materials. Consider your typical applications to choose a length that balances reach with handling convenience.

Control Features and Ease of Use

Multi-speed controls and lock-on triggers improve user comfort and precision, particularly during prolonged use. These features help conserve batteries by adjusting power output based on the task, reducing operator fatigue. Simpler trigger mechanisms might be cheaper but can limit control, leading to less finesse and potential grease waste. Think about your skill level and frequency of use when evaluating these controls.

Build Quality and Accessories

Durability is essential in professional settings where tools endure heavy use. Look for sturdy construction, corrosion-resistant materials, and reliable seals. Additionally, models that include accessories like extra couplers, nozzles, and carrying cases add value. Remember, investing in a slightly more expensive model with solid build quality often results in better long-term performance and fewer breakdowns.

Frequently Asked Questions

How do I choose the right PSI for my needs?

Selecting the correct PSI depends on the type of machinery you work with. Most heavy-duty equipment benefits from a model that delivers at least 10,000 PSI to ensure efficient lubrication. For lighter tasks or precision work, lower PSI models with adjustable controls are preferable. Always match the PSI to your typical workload to avoid underperformance or unnecessary power consumption.

Is battery compatibility important when choosing a grease gun?

Yes, battery compatibility can significantly reduce costs and simplify your toolkit. Using models that share batteries with other tools from the same brand allows for easier charging and fewer spare parts to manage. In professional environments, this compatibility can also ensure faster turnaround times, as you won’t be limited by battery life or availability during intensive jobs.

Should I prioritize hose length or hose flexibility?

Both matter, but flexibility often offers more practical advantages in tight or awkward spaces. A longer, flexible hose enables better maneuverability without repositioning the entire tool. However, if your work involves large machinery with accessible fittings, a shorter but sturdy hose might suffice. Consider your typical tasks and workspace constraints to decide which feature is more critical.

Are multi-speed controls worth the extra cost?

Multi-speed controls provide greater precision, allowing you to adapt power output to different applications. This feature can extend battery life and reduce grease waste, especially during delicate tasks. Although models with multiple speeds tend to be pricier, the added control often justifies the investment for professional use where finesse matters.

What additional features should I look for?

Extras like LED work lights, extended hoses, and multiple nozzles can enhance usability, especially in challenging environments. Durability features such as corrosion-resistant materials and robust seals ensure longevity. Including accessories like extra couplers or a carrying case can also improve your overall experience, making the investment more versatile and cost-effective.

Conclusion

For general professional use where power and reliability are priorities, the DEWALT 20V MAX Cordless Electric Grease Gun offers a strong balance of PSI and durability, making it the best overall pick. If you’re looking for value without sacrificing performance, the Seesii 12000 PSI Electric Grease Gun provides excellent capacity at a more affordable price. For those preferring premium features and compact design, the Milwaukee M18 2-Speed Grease Gun Kit stands out. Beginners or occasional users might consider simpler, lightweight models, while heavy-duty operators should focus on high-PSI, long-hose options with extended runtime. Tailor your choice to your specific workload, budget, and preferred brand for the best results.

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