TaskStar Electric Grease Gun with Lock-On Trigger for Effortless Greasing
4.5Editor score
5x faster than manual guns
Lock-on trigger for continuous flow
Includes two rechargeable batteries
10 Best Electric Grease Gun with Battery (October 2026) Expert Guide
Maintaining heavy machinery and vehicles requires reliable lubrication tools to prevent wear and extend equipment life. Electric grease guns with batteries offer a powerful solution that eliminates the physical strain of manual pumping while delivering consistent pressure for tough jobs.
We evaluated ten top-rated cordless models based on motor power, battery runtime, flow rate, and ergonomic design. Our analysis covers professional-grade tools from established brands as well as emerging options designed for farm and automotive maintenance tasks.
Each pick highlights key specifications and real-world performance characteristics to guide your purchase decision. Please note that availability and pricing may vary over time, so checking current listings before ordering is always recommended for the best value.
Top 3 Picks for Best Electric Grease Gun with Battery
DEWALT Grease Gun Kit 20V MAX with 4.0Ah Battery and Charger
4.8Editor score
Up to 10,000 PSI pressure
Variable speed trigger control
42-inch flexible hose included
15000 PSI Electric Grease Gun, Brushless Motor, 2X 4.0Ah Batteries
4.1Editor score
15,000 PSI clog-busting power
Brushless motor for efficiency
4 programmable timer settings
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Top 10 Best Electric Grease Gun with Battery in 2026 Compared
The following table provides a side-by-side comparison of all ten electric grease gun models featured in this guide. Use this reference to quickly assess pressure ratings, battery capacity, hose length, and unique features across the range of options available.
ProductsSpecificationsEditor scorePrice
Editor's Choice
DEWALT Grease Gun Kit 20V MAX
10,000 PSI max pressure
4.0Ah battery included
42-inch flexible hose
Variable speed trigger
4.8Editor score
Editor's Choice
DEWALT Grease Gun 20V MAX Tool Only
10,000 PSI max pressure
Tool only option
42-inch flexible hose
Variable speed trigger
4.8Editor score
Best Budget
TaskStar Electric Grease Gun
10,000 PSI max pressure
Lock-on trigger included
Two rechargeable batteries
Lightweight 5.6 lbs
4.5Editor score
Bluebow Electric Grease Gun Kit
12,000 PSI max pressure
5.3 oz/min flow rate
Dual 4000 mAh batteries
39.4-inch flexible hose
4.7Editor score
Alloyman 2-in-1 Cordless Grease Gun Kit
12,000 PSI max pressure
Two 4.0Ah batteries
Pistol and straight modes
IP54 splash protection
4.5Editor score
Seesii 2-in-1 Electric Grease Gun
12,000 PSI max pressure
Two 2.0Ah batteries
48-inch flexible hose
LED light included
4.4Editor score
SOARFLY 2-in-1 Electric Grease Gun Kit
12,500 PSI max pressure
Two 2.0Ah batteries
500cc high-capacity barrel
Heavy-duty carrying case
4.4Editor score
15000 PSI Electric Grease Gun
15,000 PSI max pressure
Brushless motor design
Dual 4.0Ah batteries
4 programmable timer settings
4.1Editor score
Seesii Electric Grease Gun with Lock-On Trigger
10,000 PSI max pressure
5.8 oz/min flow rate
Two 2.0Ah batteries
48-inch flexible hose
4.6Editor score
Cordless Grease Gun Compatible with DeWalt 20V
12,000 PSI max pressure
8 oz/min flow rate
2-in-1 rotating handle
39.4-inch flexible hose
4.6Editor score
1. DEWALT Grease Gun Kit 20V MAX – Best Overall Electric Grease Gun with Battery
DEWALT Grease Gun Kit 20V MAX
Up to 10,000 PSI
Variable speed trigger
42-inch flexible hose
4.0Ah battery included
The DEWALT Grease Gun Kit stands out as the top choice for professionals who need reliability and power. With a robust motor delivering up to 10,000 PSI, this tool easily powers through stubborn grease fittings that would stall lesser models. Its high-volume pump pushes up to 5.0 oz/min, ensuring efficient lubrication for large machinery.
Pros
- High pressure for clogged fittings
- Variable speed control
- Bright LED light
- No-mar foot design
- Long battery life
Cons
- Higher price point
- Heavier than some rivals
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Key strengths include the variable speed trigger which allows precise control over grease flow to avoid messes. The 42-inch flexible hose reaches tight spots under chassis and in engine bays where rigid tools fail. An integrated pump filter screen protects the mechanism from dirt and contamination during outdoor use.
While the kit is priced higher than budget options, the included 4.0Ah battery and fast charger provide exceptional runtime and convenience. The no-mar foot design lets you rest the tool on surfaces without scratching paint. Air-bleeder valves make priming simple after cartridge changes.
This kit is ideal for fleet managers, mechanics, and farmers who need a durable solution for daily maintenance tasks. The 3-year limited warranty adds peace of mind for heavy-duty operations. Investing in this DEWALT system ensures you have a trusted tool that delivers consistent performance season after season.
Superior Pressure and Flow Control
The 10,000 PSI capacity combined with a variable speed trigger ensures you can tackle any fitting without over-greasing or damaging components.
Extended Reach and Visibility
With a 42-inch hose and bright LED light, you can access and see fittings in dark or confined spaces with ease.
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2. DEWALT Grease Gun 20V MAX Tool Only – Best Value for Existing Users
DEWALT Grease Gun 20V MAX Tool Only
10,000 PSI max pressure
Variable speed trigger
42-inch flexible hose
Tool only design
For users already invested in the DEWALT 20V platform, this tool-only version offers the same high performance without redundant batteries. The motor delivers up to 10,000 PSI to blast through clogged fittings efficiently. It maintains the same high-volume pump capability of 5.0 oz/min for rapid lubrication tasks.
Pros
- Compatible with 20V batteries
- Same performance as kit
- Integrated foot design
- Bright LED work light
- Air-bleeder valve
Cons
- No battery or charger included
- Requires separate battery purchase
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The variable speed trigger provides control over grease flow to prevent waste and mess. The 42-inch flexible hose reaches difficult access points under vehicles or machinery. Integrated foot design allows stable resting on flat surfaces during use in workshop environments.
This option reduces cost significantly compared to the full kit while maintaining essential features. An air-bleeder valve assists in pump priming after cartridge changes for smooth operation. The LED light helps locate fittings in low-light conditions without extra lighting tools.
Choose this model if you own compatible DEWALT batteries and want a dedicated grease gun for professional or farm use. It eliminates the need to carry extra batteries for a tool used intermittently. This approach saves money and reduces weight in your gear collection.
Platform Compatibility
Leverage your existing 20V batteries to avoid additional purchases while retaining full performance and feature set.
Same Core Performance
Retains the high pressure, flow rate, and ergonomic features of the full kit for identical operational results.
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3. TaskStar Electric Grease Gun – Best Budget Electric Grease Gun with Battery
TaskStar Electric Grease Gun
10,000 PSI max pressure
5.0 oz/min flow rate
Two rechargeable batteries
Lightweight 5.6 lbs
The TaskStar Electric Grease Gun delivers professional performance at a budget-friendly price. It powers through clogged fittings with up to 10,000 PSI pressure and a 5.0 oz/min flow rate. The lock-on trigger allows continuous grease flow without holding the trigger down for extended periods.
Pros
- Affordable price point
- Lock-on trigger feature
- Two batteries included
- Lightweight design
- Fast greasing speed
Cons
- Less brand recognition
- Fewer accessories included
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Key strengths include the inclusion of two rechargeable batteries which ensures uninterrupted work on large projects. The lightweight 5.6 lb design reduces hand fatigue during long maintenance sessions. An ergonomic grip and shoulder strap make it comfortable to carry around farms or job sites.
While it lacks some premium features like variable speed triggers, the constant power output is sufficient for most applications. The dual battery system is ideal for farms or fleets where downtime costs money. It replaces manual guns with five times the speed for routine tasks.
This model suits DIY users, small farm owners, or fleet managers needing an affordable reliable tool. The lock-on feature prevents hand strain during multiple greasing tasks. It is a practical choice for those prioritizing cost and battery life over advanced controls.
Continuous Flow Convenience
The lock-on trigger enables hands-free operation so you can focus on positioning the nozzle without holding the gun.
Extended Dual Battery Life
Two included batteries ensure you can grease multiple tractors or machinery without waiting for recharging.
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4. Bluebow Electric Grease Gun Kit – Best for High Flow Rate
Bluebow Electric Grease Gun Kit
12,000 PSI max pressure
5.3 oz/min flow rate
Dual 4000 mAh batteries
39.4-inch flexible hose
Bluebow offers an electric grease gun kit with high pressure and flow for heavy-duty maintenance. The motor delivers 12,000 PSI to blast through stubborn clogs with ease. A high-volume output of 5.3 oz/min lets you lubricate massive machinery in less time.
Pros
- High 12,000 PSI pressure
- 5.3 oz/min flow rate
- Dual 4000 mAh batteries
- Air bleeder valve included
- Rugged carrying case
Cons
- Slightly shorter hose than rivals
- Teal color may not appeal
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Key strengths include dual 4000 mAh batteries that provide massive runtime for full shifts on farms or sites. The air bleeder valve quickly purges air pockets after refills to ensure smooth grease flow every time. An ergonomic grip allows one-handed operation for better balance.
The kit includes a rugged carrying case to protect tools and accessories during transport. The cordless design allows free movement under chassis and in engine bays. While the hose is 39.4 inches it remains flexible for reaching tight spaces effectively.
This model is ideal for farmers and mechanics who need fast and reliable lubrication daily. The high flow rate reduces total job time significantly. Its durability and battery life make it a solid investment for professional environments.
High-Pressure Performance
The 12,000 PSI rating ensures even the most resistant fittings receive adequate grease pressure to clear blockages.
All-Day Battery Power
Dual 4000 mAh batteries ensure you won't be stranded with a dead tool during long maintenance sessions.
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5. Alloyman 2-in-1 Cordless Grease Gun Kit – Best Versatility
Alloyman 2-in-1 Cordless Grease Gun Kit
12,000 PSI max pressure
Two 4.0Ah batteries
Pistol and straight modes
IP54 splash protection
Alloyman provides a versatile 2-in-1 cordless grease gun with pistol and straight modes. This flexibility allows better access to tight or awkward spaces. The motor delivers up to 12,000 PSI with a 5.3 oz/min flow rate for fast lubrication.
Pros
- Dual pistol and straight modes
- High 12,000 PSI pressure
- IP54 splash protection
- Adjustable shoulder strap
- Dual loading options
Cons
- Bulk loading can be messy
- Brand less established
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Key strengths include two 4.0Ah batteries that power up to 12 tractors on a full charge. IP54 splash and dust protection protects the motor during outdoor use in wet or dirty conditions. An LED light brightens dark areas like undercarriages and engine bays.
The design supports both bulk grease and standard 14 oz cartridges for maximum flexibility. A heavy-duty motor and leak-proof design stand up to daily wear and tear. The shoulder strap adjusts for all-day comfort during repetitive maintenance tasks.
This model suits fleets, farms, and construction crews needing durable tools. The dual modes offer ergonomic comfort depending on the task. Bulk loading capability can save money on grease costs while cartridge loading offers convenience for quick jobs.
Dual Mode Ergonomics
Switch between pistol and straight modes to find the best angle for your specific greasing job.
Durable Weather Protection
IP54 rating ensures the tool performs reliably in harsh outdoor environments without water or dust damage.
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6. Seesii 2-in-1 Electric Grease Gun – Best Extended Hose Reach
Seesii 2-in-1 Electric Grease Gun
12,000 PSI max pressure
Two 2.0Ah batteries
48-inch flexible hose
Built-in LED light
Seesii delivers a 2-in-1 electric grease gun with an extended 48-inch hose for hard-to-reach fittings. The pure copper motor provides up to 12,000 PSI pressure and 5.3 oz/min flow rate. This replaces manual pumps for efficient daily maintenance.
Pros
- 48-inch flexible hose
- 12,000 PSI pressure
- Compatible with Makita batteries
- LED work light included
- Carrying case included
Cons
- Battery capacity is smaller
- Manual loading may require care
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Key strengths include compatibility with Makita 18V batteries offering flexible power options where you work. The built-in LED illuminates dark spaces under chassis and engine bays. A durable carrying case with hose organizer keeps components protected and organized.
It supports bulk grease and standard 14 oz cartridges for convenience. The 2.0Ah batteries provide enough runtime for up to 8 tractors per charge. One tool handles automotive, farm, and construction equipment without switching devices.
This model is ideal for remote farm fields or job sites without power access. The extended hose eliminates awkward positioning during grease jobs. Its adaptability with existing battery platforms makes it a smart choice for mixed-tool environments.
Extended Hose Advantage
The 48-inch hose reaches deep confined spaces where shorter hoses force awkward body positioning.
Cross-Platform Battery Use
Compatibility with Makita 18V batteries allows sharing power tools across your existing cordless collection.
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7. SOARFLY 2-in-1 Electric Grease Gun Kit – Best for Heavy-Duty Flow
SOARFLY 2-in-1 Electric Grease Gun Kit
12,500 PSI max pressure
5.3 oz/min flow rate
Two 2.0Ah batteries
500cc high-capacity barrel
SOARFLY offers a heavy-duty kit with up to 12,500 PSI pressure and a 5.3 oz/min flow rate. The upgraded pure copper motor delivers consistent power for trucks loaders and farm equipment. A dual pistol and in-line grip provides maximum control during operations.
Pros
- Highest 12,500 PSI pressure
- Dedicated carrying case
- Multiple nozzle types included
- Dual pistol grip design
- High barrel capacity
Cons
- Battery capacity moderate
- Accessories add weight
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Key strengths include a 500cc high-capacity barrel for bulk grease and cartridges. A complete accessory set includes locking coupler hex flat needle nozzle and rigid pipe. A heavy-duty carrying case with storage keeps components organized and protected.
LED light illuminates dark work areas for quick fitting location. Two 2.0Ah batteries provide continuous runtime for multiple jobs. The ergonomic design reduces hand fatigue during long greasing sessions on large equipment.
This model suits auto repair shops and farm fleets needing reliable high-pressure lubrication. The high PSI ensures deep penetration into tight fittings. The included accessories cover virtually all grease fitting types found on heavy machinery.
Maximum Pressure Output
The 12,500 PSI rating is among the highest available ensuring effective lubrication for stubborn bearings.
Complete Accessory Set
Multiple couplers and nozzles ensure compatibility with every grease fitting type you may encounter.
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8. 15000 PSI Electric Grease Gun – Best Premium Brushless Motor
15000 PSI Electric Grease Gun
15,000 PSI max pressure
Brushless motor design
Dual 4.0Ah batteries
4 programmable timer settings
This premium electric grease gun features a brushless motor and up to 15,000 PSI pressure. It clears hardened grease blockages faster with 5 variable speed settings and 8.0 oz/min max flow. The battery system includes two 4.0Ah batteries for extended runtime.
Pros
- 15,000 PSI max pressure
- Brushless motor efficiency
- 4 programmable timer settings
- Compatible with Makita 18V
- 8.0 oz/min max flow
Cons
- Higher price point
- Complex interface
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Key strengths include 4 programmable timer settings for precise grease delivery to prevent over-greasing. Compatible with Makita 18V batteries for flexible power options. The burst-proof hose and LED light allow safe and accurate lubrication in dark spaces.
The shoulder strap distributes weight for comfortable hands-free operation. A 4-piece coupler set covers various equipment types from lawnmowers to harvesters. This tool is engineered for the most demanding industrial and agricultural environments.
Choose this model for top-tier performance and precision control. The brushless motor reduces maintenance and improves efficiency. It is ideal for professional shops requiring exact grease amounts and maximum pressure.
Brushless Motor Technology
Brushless design improves efficiency and durability while reducing heat and maintenance needs over time.
Precision Timer Control
Programmable timers prevent over-greasing by automatically stopping flow after a set duration.
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9. Seesii Electric Grease Gun with Lock-On Trigger – Best High Flow Rate
Seesii Electric Grease Gun with Lock-On Trigger
10,000 PSI max pressure
5.8 oz/min flow rate
Two 2.0Ah batteries
4 professional coupler options
Seesii offers an electric grease gun with industry-leading 5.8 oz/min flow rate. It powers through stubborn fittings with up to 10,000 PSI pressure. The lock-on trigger allows continuous delivery without hand fatigue during large jobs.
Pros
- Highest 5.8 oz/min flow rate
- 48-inch flexible hose
- Lock-on trigger included
- Broad battery compatibility
- 3-way loading options
Cons
- Battery capacity is standard
- Hose storage clip basic
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Key strengths include a 48-inch hose for hard-to-access fittings under vehicles or machinery. It supports bulk grease and standard 14 oz cartridges with three-way loading methods. Four coupler options cover every common grease fitting type.
The built-in LED illuminates low-light maintenance areas effectively. Battery compatibility with Seesii and Makita platforms provides flexibility for professionals. A hose storage clip keeps your toolbox neat during transport.
This model suits fleet mechanics and contractors needing fast grease flow. The high flow rate completes jobs faster than average. Its adaptability and accessories make it a versatile tool for diverse maintenance tasks.
Unmatched Flow Speed
The 5.8 oz/min rate is the highest in this guide ensuring rapid lubrication for high-volume jobs.
Complete Coupler Set
Four couplers ensure you can tackle quick-release needle flat and hard-to-reach fittings easily.
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10. Cordless Grease Gun Compatible with DeWalt 20V – Best Third-Party DEWALT Compatible
Cordless Grease Gun Compatible with DeWalt 20V
12,000 PSI max pressure
8 oz/min flow rate
2-in-1 rotating handle
39.4-inch flexible hose
This DEKARTOL grease gun works seamlessly with existing DEWALT 20V batteries. It delivers up to 12,000 PSI and an 8 oz/min flow rate. The rotating handle switches between pistol and straight grips for better access.
Pros
- Compatible with DEWALT 20V
- 8 oz/min flow rate
- Rotating handle design
- Safety relief valve
- Complete accessory kit
Cons
- Third-party compatibility
- Tool only option only
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Key strengths include compatibility with DEWALT batteries so you avoid separate battery purchases. The 39.4-inch flexible hose reaches high or deep points. Safety features like metal relief valve prevent excessive pressure buildup.
A complete kit includes flexible hose, couplers, shoulder strap, and carrying case. Trigger control and double-sealed threads prevent leaks during operation. The LED light ensures precise lubrication in dark areas.
This model is ideal for DEWALT users needing an affordable dedicated grease gun. The high flow rate and rotating handle improve efficiency and comfort. Its compatibility makes it a practical choice for existing tool owners.
DEWALT Ecosystem Fit
Designed for DEWALT 20V batteries to integrate with your existing power tool collection seamlessly.
Rotating Handle Flexibility
The rotating handle allows instant switches between grips for better ergonomics in tight spaces.
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Buying Guide – How to Choose the Best Electric Grease Gun with Battery
Selecting the right electric grease gun involves evaluating pressure, battery life, and ergonomics. This guide covers key factors to consider before purchasing to ensure the tool matches your maintenance needs.
Pressure Rating
Pressure is measured in PSI and determines how easily the gun pushes grease through clogged fittings. Higher PSI ratings like 12,000 or 15,000 are better for heavy-duty industrial or agricultural machinery with tight seals.
For general automotive maintenance, 10,000 PSI is typically sufficient. Choose a higher pressure model if you regularly service equipment with stubborn grease fittings.
Flow Rate
Flow rate indicates how much grease the gun delivers per minute. Faster rates such as 5.8 oz/min reduce total job time significantly compared to slower 5 oz/min models.
If you maintain multiple vehicles or large machinery daily, prioritize higher flow rates to improve efficiency and reduce downtime.
Battery Capacity
Battery capacity measured in Ah determines runtime before recharging. Models with dual 4.0Ah batteries provide longer continuous use than single or 2.0Ah options.
Check compatibility with existing battery platforms to avoid buying extra batteries. Longer runtime is essential for remote jobs without power access.
Hose Length
A longer flexible hose helps reach fittings under vehicles or inside engine bays without awkward positioning. Look for 40-inch or longer hoses for improved reach.
Shorter hoses may work for surface fittings but limit access to hidden points. Ensure the hose is burst-proof for safety during high-pressure use.
Ergonomics
Comfort matters during repetitive tasks. Look for adjustable shoulder straps, no-mar feet, and balanced weight distribution to reduce fatigue.
Lock-on triggers are valuable for continuous flow without squeezing the trigger. A pistol or straight grip switch can help for different angles.
Loading Mechanism
Most electric guns support standard grease cartridges and bulk grease. Dual-loading capabilities offer flexibility depending on your budget and convenience preferences.
Air-bleeder valves simplify priming after cartridge changes. Bulk loading saves money but may be messier for quick jobs.
Durability and Protection
For outdoor or workshop use, IP ratings like IP54 protect against water and dust ingress. Metal components and reinforced hoses add longevity.
Check warranty terms before buying. A longer warranty indicates manufacturer confidence in product quality and reliability.
Additional Features
LED lights help locate fittings in dark spaces. Coupler kits with multiple nozzles ensure compatibility with different fitting types.
Programmable timers and speed controls add precision for professional applications. Consider whether these features justify the added cost for your needs.
How to Use and Care for Your Electric Grease Gun with Battery
Before first use, install the battery and verify the lock-on trigger engages properly. Check the hose connections and ensure no leaks are present around the coupler.
When refilling grease, remove the end cap and insert a cartridge or bulk grease. Use the air-bleeder valve to purge air pockets and ensure smooth flow before starting.
After each use, wipe the nozzle and hose to remove excess grease. Store the gun in a dry place with the battery removed if not used frequently to prolong battery life.
Frequently Asked Questions
Are electric grease guns better than manual ones?
Yes, electric grease guns with batteries reduce physical effort and time required for lubrication. They deliver consistent pressure that is difficult to achieve manually, especially for clogged fittings. This makes them ideal for frequent or heavy-duty maintenance tasks.
Can I use any battery with these tools?
It depends on the brand. Some models work exclusively with their own batteries, while others are compatible with platforms like DEWALT or Makita. Check the product specifications to confirm battery compatibility before purchasing.
How often should I recharge the battery?
Recharge times depend on usage intensity and battery capacity. Most tools offer enough power for dozens of fittings on one charge. Monitor battery levels during use to avoid running out mid-job.
What types of grease work with electric guns?
Most electric grease guns support NLGI #0, #1, and #2 greases which are common for automotive and industrial use. Verify compatibility with bulk grease if you prefer that option for cost savings.
Is a warranty included with these products?
Many models come with a 3-year limited warranty to cover manufacturing defects. Always check the warranty terms provided by the seller to understand what is included and excluded.
How do I prevent clogs in the gun?
Clean the filter screen regularly and use air-bleeder valves after refills. Avoid mixing different grease types to prevent contamination that can block the pump mechanism.
Final Thoughts on Choosing the Best Electric Grease Gun with Battery
We reviewed ten top electric grease gun with battery models ranging from budget-friendly options to premium professional tools. Each offers unique benefits tailored to specific maintenance needs and budgets.
Prioritize pressure, battery life, and ergonomics based on your typical workload. For heavy-duty professionals, higher PSI and flow rates justify investment. For DIY users, versatile and affordable options like TaskStar provide solid performance.
Always verify current availability and prices before purchasing as listings may change. With the right tool, you can simplify equipment maintenance and extend the life of your machinery.