10 Best Cordless Caulking Gun 20v of 2025

Tested and Reviewed: Top 10 Cordless Caulking Gun 20v deals with expert ratings from 8.1 to a perfect 10

June 2025 Edition

Editor's Choice

9.7

RexLeLXB

Cordless Caulking Gun for Dewalt 20V Battery, Electric Caulk Adhesive Gun with 450lm LED Light, 4 Adjustable Speeds, Drip-free Caulk Gun, 10oz/300ml Caulking Tool for Filling, Sealing(No Battery)

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Editor's bottom line:

“This cordless caulking gun 20v is the best one we tested. In terms of quality, brand and price, we couldn't ask for more.”

Main Highlights

NOTE: Before use, hold the lock button with your index finger and pull out the lever handle at the same time. When the lever handle is pulled out and the power switch is pressed the caulking gun starts working
COMPATIBLE FOR DeWALT BATTERY MODELS: TOOL ONLY, NO BATTERY. RexLeLXB cordless caulking tool gun powered by DeWalt 18V/20V battery model: DCB203 DCB204 DCB200 DCB206 DCB207 DCB201 DCB200 DCB180 DCB204-2 DCB206-2 DCB182 DCB181 lithium-ion battery adhesive gun
4 Variable SpeedRexLeLXB caulking tool gun 4 gear speed settings at the top of the caulking gun, from 0 to 220mm/Min, allow for easy control of adhesive flow and volume, and the ability to apply a perfectly consistent bead of smooth adhesive over a long period of time. This caulking tool is for use with 10 oz. and 300 ml cartridges
450LM LED WORK LIGHT:Equipped with 450lm work light, the LED light of the caulk gun is focused on the hose head, making it easy to work in the dark or in dimly lit situations
SAFE PROTECTION AND PORTABLE TO USE:Safety switch design, the pull rod handle will automatically cut off the power after working to the head, the speed adjustment button and led light switch button pressed will not work, need to index finger hold down the switch trigger, will pull out the pull rod handle, press the button to work normally. Built-in low-voltage protection to avoid damaging your caulking tool and circuitry
Wide ApplicationThis rechargeable electric caulk gun no drip perfectly fits all standard 10oz/300 ml sealants and adhesive cartridges. Widely used for kitchen stovetop waterproofing and patching, shower installation, tile repair and seam sealing. Used to fill tile gaps with seam sealing or caulking or glass glue material in a convenient manner

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Picked by 297 people today

9.5

Uaoaii

Uaoaii Electric Caulking Gun, Cordless Caulking Gun w/ 2 Batteries, 9Pcs Silicone Caulking Tools, 4 Adjustable Speeds, LED Light, 10OZ/300ML Caulk Gun Drip-Free Adhesive for Filling, Sealing

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Main Highlights

A HUGE HEADACHE SAVER: Caulking is a messy job but Uaoaii cordless caulking gun makes it a bit easier to manage. Compared with a hand manual caulking gun, Just load in the caulk, pull the trigger and go. Great Option if You Suffer from Arthritis and Forearm Pain or a Big Project. No more sore and cramping hands from squeezing hand-caulking guns over and over again, Your hands and arms will thank you
2 REPLACEABLE BATTERIES INCLUDED: It is always best to have a fully charged backup battery available so you dont have to stop and wait for a charge, which means that you can have enough time to finish your work and dont have to worry about the caulking gun losing power while working. Moreover, with two batteries, not only does the run time extend by 100%, but also the lifespan of the battery can extend by 150% because each battery can have reduced wear and tear
CAULK SPEED IS UNDER YOUR CONTROL: Four varying speeds allow you to precisely control the flow and volume of adhesive from 0 to 220mm/Min, easy to apply a perfectly consistent smooth bead for a long duration
WARMING TIPS: 1. Make sure to Cut the Tube Nozzle And Puncture The Foil Seal before pulling the trigger. 2. It is better to start with the lowest speed to test flow practice
INTIMATE ANTI-DRIP FEATURE: our caulk gun is equipped with an anti-drip design which is a fantastic feature. It will automatically retract the plunger preventing any messy drips or spills from dripping out when you release the trigger. It's a godsend for keeping the workshop - and your project - clean

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9.5

Save 6%

DEWALT

DEWALT 20V MAX Caulking Gun, Cordless, 10oz, Variable Speed Trigger, Interchangeable Canister Trays, Bare Tool Only (DCE560B)

6% OffFree Shipping

Main Highlights

Variable Speed Trigger allows for increased control over the flow of your adhesive
Spreed Dial allow for setting maximum and minimum flow rates
Anti - Drip Feature automatically retracts the plunging rod once trigger is released preventing excess adhesive from dripping out
Quick Connect inter-changeable canister trays allows user to quickly change between canister sizes
LED light assists users with visibility in low light situations
Hang hook allows for easy storage when not in use
Made in the USA with global materials

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9.2

Seesii

Seesii Cordless Caulking Gun, 21V Battery Powered Caulk Gun, Electric Caulking Gun w/1 Battery, 4 Speeds, 10oz/300ml No Drip Caulking Gun for Filling, Sealing

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Main Highlights

Effortless Caulking: The cordless design of the auto caulk gun eliminates the need for manual squeezing, significantly reducing hand strain. Ideal for both large and small projects like window installs, automotive windshield, doors, and bathroom fixtures
Labor-Saving Convenience: Compared to traditional manual caulking guns, this cordless version is more labor-saving and convenient, making it the preferred tool for a variety of applications
Time-Saving Efficiency: Caulking gun machine powered by 2.0Ah batteries, offering max over 180 minutes of continuous operation. With a powerful 300kg thrust, it speeds up seal caulking by 50% or more, making it ideal for large scale jobs
No-Drip Mechanism: The sealer gun delivers 300KG of push force to dispense adhesives and sealants, equipped with a no-drip feature to prevent any caulk from seeping once the trigger is released. This ensures clean and precise applications, reducing waste
Lockable Trigger for Tight Spaces: The trigger lock feature allows for easy application of caulk in tight or awkward spaces, eliminating the need for constant pressure. This makes it more comfortable to use over extended periods like in narrow areas
Four Adjustable Speeds: Our portable caulker gun with four speed settings, you can control the flow from 0 to 220 MM/min, giving you the flexibility to work with various adhesives and sealants with precision
Universal Compatibility: This urethane caulking pistol compatible fits all standard 10oz/300ml plumbing cartridge, making it versatile and ready for a wide range of projects. From DIY to professional jobs, it squeezes your preferred materials with ease

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9.0

CRAFTSMAN

CRAFTSMAN V20 Caulk Gun, No Drip, Cordless, with anti-drip and variable speed, Tool Only (CMCE600B)

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Main Highlights

VARIABLE SPEED DIAL allows for adjusting maximum and minimum application settings.
ANTI-DRIP FEATURE automatically prevents excess adhesive from dripping out by retracting the plunging rod.
CARTRIDGE HOLDER rotates 360 degrees allowing user optimal orientation when in use.
HANG HOOK allows for easy storage and transporation.

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8.8

FORDWALT

Cordless Caulking Gun Compatible With Dewalt 20V Battery(Tool Only), Battery Operated Caulk Tool Electric Caulk Gun w/ 5 Adjustable Speeds, Anti-Drip Design, 10oz Tube for Filling, Sealing

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Main Highlights

Cordless Caulking Gun Compatible With Dewalt 20V Battery(Tool Only), Electric Caulk Gun Battery Operated Caulk Tool w/ 5 Adjustable Speeds, Anti-Drip Design, 10oz/20oz Tube for Filling, Sealing
Anti-Drip Design: The battery powered caulking gun features a dripless design. When you release the trigger, the plunger will retract automatically to prevent any adhesive from dripping
5 Variable Speed: With 900LBS. max dispensing force, this caulk gun can adjust 5 speed ranging from 0 to 20inch/Min, allows precise control of flow rate for most adhesives and sealants
Detachable Canister Tray: The detachable canister tray allows you to quickly change between canister sizes, holding standard 10 oz/310 ml cartridge
LED Work Light: Built-in a bright LED light, this caulk tool makes easier to see the flow of caulk and seams, ensuring hassle-free work even in the dark or in dimly lit areas such as attics

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8.6

LouSdZoke

Cordless Caulking Gun for DeWalt 20V Max Battery, 10 Oz/300ml Electric Silicone Gun,with LED Light,4 Adjustable Speed for Filling, Sealing, Repair

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Main Highlights

NOTE:When using it, you need to pull out the toggle switch, which is a protective device, you need to pull out the toggle to work
4 Gear Adjustable SpeedThe caulking gun has four gears of variable speed, the pushing speed can be adjusted from 0 to 196mm/min. The variable trigger can also control the flow rate, The corresponding flow rate can be selected according to different needs, which can better control the flow of glue
Compatibility Model--- Suitable for Dewalt 20V battery model:DCB204-2 DCB206-2 DCB203 DCB204 DCB200 DCB206 DCB207 DCB201 DCB200 DCB180 DCB182 DCB181and More (Battery Not Included)
Automatic Rebound DesignWhen you release the trigger, the toggle will automatically rebound to prevent excess glue from dripping out. Anti-rebound technology saves even more time and effort. This caulking gun is suitable for all common 10oz/300ml sealants
LED Light Design With an 450LM LED light, provide light for use in other dark environments. No need to worry about power outages when using in the dark
Widely UseSuitable for applying glass glue, caulking, sealant etc. This caulking gun is suitable for all common 10oz/300ml sealants. Widely used for filling, sealing and repairing some narrow gaps in walls, windows, balcony doors and windows, shower/wash basin installations etc

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8.3

Hancaner

Hancaner Cordless Caulking Gun, 20V Electric Caulk Gun 10oz/300ML, with 2 x 2.0AH Battery & Charger, 5 Adjustable Speed, LED Light, Battery Operated Caulk Gun for Filling/Sealing

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Main Highlights

5 GEAR ADJUSTABLE SPEED5 Varying speeds allow you to control flow / move speed that Powerful enough to handle most adhesives and caulks. Precise adjustable forcing speed from 24 to 210mm/min.PERFECT FOR ALL STANDARD 10OZ /300ML SEALANT AND ADHESIVE CARTRIDGES
INTIMATE ANTI-DRIP FEATUREOur cordless caulking gun is equipped with an anti-drip design is a fantastic feature. It will automatically retract the plunger that preventing any messy drips or spills from dripping out when you release the trigger. It's a godsend for keeping the workshop - and your project - clean.
LED LIGHT DISPEL THE DARKNESSThe built in light at the end of the electric caulking gun barrel is a nice feature when working is dark spaces like attics, crawl spaces, garages or other. Bright enough to let you notice the caulk flow and seam.
LARGE CAPACITY BATTERY20V Handheld electric caulking gun kit comes complete with 2pcs 2.0Ah battery and charger. A powerful power support system will enable your caulk gun to work to its full strength. And the battery indicator can also let you know the remaining power in time, avoid the embarrassment of no electricity available during work!
SAVES YOUR HANDS AND MUSCLES A great tool when you need to do a lot of caulking, especially for long or medium runs. Say goodbye to the days of sore hands and constant squeezing of manual caulking guns. Lithium battery caulking gun is applicable to the filling of small gaps such as door and window gaps, decoration works, ceiling, and house leakage.

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Best Value

8.1

Save 18%

DEWALT

DEWALT 20V MAX* Cordless Caulking Gun, 29oz, Tool Only (DCE570B)

18% OffFree Shipping

Main Highlights

Variable Speed Trigger allows for increased control over the flow of your adhesive
Variable Speed Dial allow for setting maximum and minimum flow rates
Anti - Drip Feature automatically retracts the plunging rod preventing excess adhesive from dripping out
Quick Connect Inter-changeable canister trays allows user to quickly change between canister sizes
Cordless, maximum speed 21 inches per minute, weight 4.66 pounds, battery and Charger sold separately

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8.1

Save 15%

DEWALT

DEWALT 20V MAX* Cordless Caulking Gun, Sausage Pack, 300-600ml, Tool Only (DCE580B)

15% OffFree Shipping

Main Highlights

Variable speed trigger allows for increased control over the flow of your adhesive
Variable speed dial allow for setting maximum and minimum flow rates
Anti - drip feature automatically retracts the plunging rod preventing excess adhesive from dripping out
Quick connect inter-changeable canister trays allows user to quickly change between canister sizes

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Our Best Overall Choice

Best Choice

9.7

RexLeLXB

Cordless Caulking Gun for Dewalt 20V Battery, Electric Caulk Adhesive Gun with 450lm LED Light, 4 Adjustable Speeds, Drip-free Caulk Gun, 10oz/300ml Caulking Tool for Filling, Sealing(No Battery)

Free Shipping

Editor's bottom line:

“This is the best one we tested. In terms of quality, brand and price, we couldn't ask for more.”

Main Highlights

NOTE: Before use, hold the lock button with your index finger and pull out the lever handle at the same time. When the lever handle is pulled out and the power switch is pressed the caulking gun starts working
COMPATIBLE FOR DeWALT BATTERY MODELS: TOOL ONLY, NO BATTERY. RexLeLXB cordless caulking tool gun powered by DeWalt 18V/20V battery model: DCB203 DCB204 DCB200 DCB206 DCB207 DCB201 DCB200 DCB180 DCB204-2 DCB206-2 DCB182 DCB181 lithium-ion battery adhesive gun
4 Variable SpeedRexLeLXB caulking tool gun 4 gear speed settings at the top of the caulking gun, from 0 to 220mm/Min, allow for easy control of adhesive flow and volume, and the ability to apply a perfectly consistent bead of smooth adhesive over a long period of time. This caulking tool is for use with 10 oz. and 300 ml cartridges
450LM LED WORK LIGHT:Equipped with 450lm work light, the LED light of the caulk gun is focused on the hose head, making it easy to work in the dark or in dimly lit situations
SAFE PROTECTION AND PORTABLE TO USE:Safety switch design, the pull rod handle will automatically cut off the power after working to the head, the speed adjustment button and led light switch button pressed will not work, need to index finger hold down the switch trigger, will pull out the pull rod handle, press the button to work normally. Built-in low-voltage protection to avoid damaging your caulking tool and circuitry
Wide ApplicationThis rechargeable electric caulk gun no drip perfectly fits all standard 10oz/300 ml sealants and adhesive cartridges. Widely used for kitchen stovetop waterproofing and patching, shower installation, tile repair and seam sealing. Used to fill tile gaps with seam sealing or caulking or glass glue material in a convenient manner

Show Price

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