Top 10 Best milwaukee converter in 2026

Last Updated - 6/22/2026

🏆Best Choice

Azocek

220W Azocek Power Inverter Compatible with Milwaukee 18V Battery, DC 18V to AC 110V Portable Power Station with 1 AC Outlet, 2 USB Ports & 1 Type-C Fast Charging, 400LM LED Work Light

9.8

ChoiceComparer.com Score

9.8

/ 10

Outstanding

Main highlights

•Compatible with 18V Batteries: This Azocek power inverter is specifically designed Compatible with Mil-wau-kee 18V batteries (e.g., 48-11-1815, 48-11-1850, 48-11-1820), providing portable power for outdoor activities or emergencies anytime, anywhere. (Battery not included)
•220W DC to AC Power Conversion: Converts 18V DC to 110V-120V AC, providing a reliable power source for phones, laptops, tablets, and other small electronics, making it essential for travel and power outages.
•Fast Charging USB and Type-C Ports: This Azocek power inverter features one AC outlet, two 18W USB QC ports, and one 30W PD Type-C port, enabling the simultaneous rapid charging of multiple devices.
•Multi-Function 400LM LED Light: Equipped with a 3-level adjustable brightness LED work light, strobe function, and a 90-degree adjustable lighting angle, making it ideal for outdoor use and emergency situations.
•Enhanced Safety Features: This inverter provides comprehensive protection against short circuits, overcurrent, low voltage, overheating, overload, and over-discharge. The built-in cooling fan effectively dissipates heat, ensuring reliable operation in various environments.

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$39.99

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CHoiKWong

1 Packs Power Wheel Adapter for Milwaukee M18 Battery Adapter 18V Power Wheel Battery Conversion Kit with Switch, Fuse & Wire Terminals, 12AWG Wire, Power Connector for DIY Rc Car Toys and Robotics

9.7

ChoiceComparer.com Score

9.7

/ 10

Outstanding

Main highlights

•Compatible with Milwaukee M18 battery 18v series 48-11-1815 / 48-11-1820 / 48-11-1828 / 48-11-1840 / 48-11-1850 / 48-11-1860 and more. Our battery adapter connector is well-made, snug fit your battery, can install and lock battery easily. Made of ABS plastic, heat resistant and not easy to corrode, suitable for indoor and outdoor use
•Better security, we upgrade the line protection device of the battery adapter. Added switch ensures you can turn on&off the battery easily, equipped 30Amp fuse protect battery devices from overpower damage, fuse holder rubber cap fits on tightly to protect blade fuse inside. Silicone copper wire improves the conductivity and safety, heat-resistance 12 AWG wire is suitable for high-power applications
•Easy to use, only need to move the power adapter into the groove, then push converter and make sure it has locked the battery. If you want to remove the adaptor from the battery, please press down the buckle of the battery, then remove it. There are 2 fixing screw holes on the adapter, can be well fixed to the walls, machines or DIY product
•Widely used, power wheel battery adapter has 12 gauge wire installed, Maximum permissible current 20A, provides enough power upgrade your power tools, ride on toys, work lights or robotics DIY. Package includes 1 pack power wheel adapter with fuse holder and 3 pack 30Amp fuse and 1 pack wiring terminal, 2 screw fasteners (Note: battery not included)
•Important Tips: This converter is not a charger, it only outputs the voltage and power directly from your battery. The red wire is connected to the positive terminal, black wire is connected to the negative terminal. When using, make sure that the positive and negative wires of the device correspond to the positive and negative wires of the adapter. If not used for a long time, please be sure to remove the battery form the adapter

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$9.99

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Crivon

2-Pack 18V for Milwaukee M18 Battery Adapter for Power Wheels: Power Tool Drill Battery Adapter Converter for Power Wheels RC Car DIY Battery Connector Upgrade Conversion Kit with 30A Fuses 12AWG Wire

9.5

ChoiceComparer.com Score

9.5

/ 10

Outstanding

Main highlights

•Perfect Adapter Compatible with Milwaukee M18 Batteries: The Crivon battery adapter is fully compatible with Milwaukee 18V series batteries, including 48-11-1815, 48-11-1820, 48-11-1828, 48-11-1840, 48-11-1850, etc. This drill battery adapter snugly fits your M18 battery, easily locking into place without hassle, quickly transforming them into reliable power sources for DIY upgrade, such as for Power Wheels, for Peg Perego toys, RC cars, and more, without requiring complex wiring or extra tools
•Boost Toy Performance & Extend Playtime: Instantly upgrade your kids' electric cars, including for Power Wheels Jeep, RC trucks, DIY robotics, and battery-powered toys with Crivon battery adapter for Power Wheels. By converting power drill battery into powerful DC power sources, Crivon battery conversion kit significantly increases speed, torque, and runtime. Your kids will enjoy longer-lasting outdoor fun, making backyard adventures, park rides, and DIY toy car item more exciting and enjoyable
•Advanced Safety Protection for Peace of Mind: Made of robust ABS plastic, Crivon M18 battery adapter is heat-resistant & corrosion-proof, featuring upgraded 30A fuse holders with waterproof rubber caps and premium 12 AWG silicone copper wires supporting up to 20A current. Effectively prevents battery damage from overheating, short circuits, overloads, or excessive current, ensuring superior conductivity, enhanced safety, and stable power supply for your battery and connected powered equipment
•Convenient & Easy Installation: Designed with user convenience in mind, Crivon power converter makes installation a breeze. Simply slide adapter into battery groove until securely locked, and you're ready to power your devices. To remove, press battery buckle and detach adapter. The included wire terminals enable quick connections, alleviating any hassle during setup. Two fixing screw holes on M18 adapter allow easy mounting on wall, machine, or DIY items, providing stability and convenience
•Important Usage Tips & Precautions: Crivon power tool battery converter adapter is not a charger; it only transmits direct voltage and power from your battery. When utilizing the device, ensure that the positive (red) and negative (black) wires correspond correctly to the adapter’s terminals to avoid polarity issues. After use, remove battery from adapter to prevent unnecessary discharge, preserving battery life and adapter performance (Note: Battery not included)
•Perfect Accessories for Battery Upgrade Kits Made for Milwaukee M18 and for Power Wheels: Crivon 18V battery adapter set includes 2 battery adapters, 6 replacement 30Amp fuses, and 2 wire terminals, making it ideal for diverse applications by delivering ample power and flexibility for your battery conversion kit

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$15.99

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CHoiKWong

2 Packs Power Wheel Adapter for Milwaukee M18 Battery Adapter 18V Power Wheel Battery Converter with Fuses & Wire Terminals, 12AWG Wire, Power Connector for DIY Rc Car Toys, Robotics and Rc Truck

9.4

ChoiceComparer.com Score

9.4

/ 10

Excellent

Main highlights

•✅Compatible with Milwaukee M18 battery 18v series 48-11-1815 / 48-11-1820 / 48-11-1828 / 48-11-1840 / 48-11-1850 / 48-11-1860 and more. Our battery adapter connector is well-made, snug fit your battery, can install and lock battery easily. Made of durable ABS plastic, heat resistant and not easy to corrode, perfect for indoor and outdoor use.
•✅Better security, our product upgrade has some security design. Equipped with 30Amp fuse protects the battery equipment from being damaged by excessive power. Waterproof fuse holder rubber cap fits on tightly to protect blade fuse inside. High quality silicone copper wire improves the conductivity and safety, heat-resistance 12 AWG wire is suitable for high-power applications.
•✅Easy to use, only need to move the power adapter into the groove, then push converter and make sure it has locked the battery. If you want to remove the adaptor from the battery, please press down the buckle of the battery, then remove it. There are 3 fixing screw holes on the adapter, can be well fixed to the walls, machines or DIY product.
•✅Widely used, power wheel adapter has 12 gauge wire installed, Maximum permissible current 20A, can use it to upgrade your power wheels, rc toys, work lights or Robotics DIY with enough power. Package includes 2 pack power wheel adapter with fuse holderand 6 pack 30Amp fuse and 2pack wiring terminal. (Note: battery not included)
•✅Important Tips: This converter is not a charger, it only outputs the voltage and power directly from your battery. The red wire is connected to the positive terminal, black wire is connected to the negative terminal. When using, make sure that the positive and negative wires of the device correspond to the positive and negative wires of the adapter. If not used for a long time, please be sure to remove the battery form the adapter.

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$15.19

$15.99

-5%

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Azocek

Azocek 18V to 12V Step Down Converter Compatible with Milwaukee 18V Battery Azocek Power Wheel Battery Adapter DC 12V 20A 240W Buck Converter Regulator with 30A Fuse & Wire Terminal

9.2

ChoiceComparer.com Score

9.2

/ 10

Excellent

Main highlights

•Azocek Step-down Converter: Input Voltage: DC 18V-20V; Output Voltage: DC 12V; Output Current: 20A Max; Output Power 240W Max
•Compatibility: Azocek adapter perfectly compatible with Mil-wau-kee 18V lithium batteries, works with 48-11-1815, 48-11-1850, 48-11-1820, 48-11-1840, 48-11-1815 etc. Our battery adapter connector is well-design, snugly fit your battery, easy to install and remove(Note: Battery NOT Included)
•Better Safety: Voltage regulator built-in smart chip, features Over-current, Over-voltage, Over-load, Short-circuit, Over-heat multiple intelligent protection, protect your devices from overpower damage. Battery adapter also have added fuse holder and 30A fuse ensures you can use it safely
•Easy to Use: We combine the battery adapter and the voltage converter with 2 heat-resistant wires ＆ fuse holder, make it more easy to use, just install the battery to the battery adapter and then connect the voltage converter to your device. (Note: Battery NOT Included)
•Widely Applicable: This Azocek step down converter suitable for various 12V devices, ideal for upgrade power tools, ride on toys, golf carts, car trucks, speaker, monitoring equipment, led strip light, work lights or robotics DIY etc. If you have any questions, please feel free to consult us

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$24.99

$29.99

-17%

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Milwaukee

Milwaukee 2846-20 M18 18V 175W TOP-Off Li-Ion Compact Inverter Power Supply

9.1

ChoiceComparer.com Score

9.1

/ 10

Excellent

Main highlights

•Faster simultaneous power
•175 W continuous watts
•Rafter hooks allows for versatility on the jobsite to hang on common materials or carts
•Battery, charger and device cords not included
•Lightweight, compact design
•Adapter only - Battery not included

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$91.62

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VoLtTech

300W Power Inverter 18V to 110V for Milwaukee Battery: VoLtTech Battery Inverter DC Charger Adapter with 2 AC Outlet & 2 USB Port for Car, Vehicles, Laptop, Computer, Phone, String Light, Fan

8.9

ChoiceComparer.com Score

8.9

/ 10

Great

Main highlights

•Premium 300W Power Inverters: This VoLtTech 300W Car Power Inverter is a versatile device that combines a car plug in adapter outlet, a power converter, and a charger in one compact unit. It features 2 AC outlets, 3 USB-A port (27W 5V 2.4A/3A), and 1 USB-C (18W 5V 3A) port, allowing you to power multiple devices simultaneously while on the go.
•Fast and Efficient Charging: Equipped with PD 18W USB-C and QC 27W USB-A ports, this battery adapter can rapidly charge most phones and tablets (Max 5.4A total output). Additionally, the AC 110v outlets are perfect for powering laptops, computers, game consoles, TVs, DVD players and other electronic devices. With its high power output and fast charging capabilities, it is an essential accessory for road trips, camping, or everyday use.
•Compatible with Milwaukee 18V Batteries: Works seamlessly compatible with milwaukee for m18 batteries, enabling you to charge your devices on the go—even in areas without power. Just bring your battery (Note: battery NOT included). Compatible models include 48-11-1820 48-11-1822 48-11-1840 48-11-1850 48-11-1852 48-11-1860 48-11-1862, and more.
•High Quality Metal Housing: This power supply provides strong protection and efficient heat dissipation, ensuring long-lasting performance. This for m18 battery adapter equipped with advanced intelligent chips that automatically detect the voltage and current requirements of different devices, preventing overheating, undervoltage, overcurrent, overvoltage, overload, and short circuits. Your safety is always our top priority.
•Compact and Portable Design: Just about cell phone size - 5 x 3 x 1.5 inches, this charger adapter is extremely portable and space-saving.

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$35.99

$38.99

-8%

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Kzreect

Kzreect 18V to 12V Step-Down Converter Compatible with Milwaukee 18V Battery, DC 12V 20A 240W Voltage Reducer Regulator for Golf Cart RC Car LED Lights DIY Toys

8.8

ChoiceComparer.com Score

8.8

/ 10

Great

Main highlights

•Compatible with 18V Battery: Perfectly compatible with 18V lithium batteries, including 48-11-1815, 48-11-1850, 48-11-1820, 48-11-1840 and more
•Step-Down Converter: Input Voltage: DC 18V-20V; Output Voltage: DC 12 V; Output Current: 20A; Power: 240W (Max). Cable wire: 14AWG
•High Quality: The buck is an aluminum alloy shell, which has the advantages of good heat dissipation, waterproof, dustproof and shockproof. In addition, the adapter housing is made of high quality ABS
•Protective Function Design: Kzreect step down converter with over-voltage, under-voltage, over-load, over-heat and short circuit protection, protect your devices and equipment from overpower damage
•Wide Application: Compatible with power wheel, golf cart, truck car, DIY toys, LED light, screen display, etc.

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$23.99

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CHoiKWong

18V to 12V Step Down Converter for Milwaukee M18 Battery, DC Voltage Reducer Transformer 12V 20A 240W Buck Converter Power Wheel Battery Adapter with Over Discharge Protection, Switch and Fuse

8.6

ChoiceComparer.com Score

8.6

/ 10

Good

Main highlights

•Compatible with Milwaukee M18 battery 18v series 48-11-1815 / 48-11-1820 / 48-11-1828 / 48-11-1840 / 48-11-1850 / 48-11-1860 and more. Our battery adapter is well-made, snug fit your battery, easy to install and remove. Made of ABS plastic, heat resistant and not easy to corrode, suitable for indoor and outdoor use
•Step down converter: Input voltage: DC 18V-20V; Output voltage: DC 12V; Output current: 20A Max; Output Power: 240W Max. Our voltage reducer adopted synchronous rectification technology further improve conversion efficiency and good stability
•Multi-protection design, voltage regulator equipped smart chip, provides over-current, over-discharge, over-load, over-voltage, under-voltage, over-heat and short-circuit multiple intelligent protection. We upgraded the safety features of products, this voltage converter built in over low voltage protection, auto shut off if the battery voltage is lower than 14.4v, protect your devices
•Easy to use, battery connector added switch ensures you can turn on&off the battery easily, equipped 30Amp fuse protect battery devices from overpower damage. We combine the battery adapter and the voltage converter with 2 heat-resistant wires. making it easier to use, just install the battery to the battery adapter and then connect the voltage converter to your device (Note: Battery NOT Included)
•Widely applicable, this power inverter suitable for various 12v devices, ideal for upgrade motor, ride on toys, power tools, golf carts, work lights, led strip light, monitoring equipment or robotics DIY and more. If not used for a long time, please be sure to remove the battery form the adapter

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$25.99

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Milwaukee

MilwaukeeTool 2846 50 M18 18 Volt 175 Watt Lithium Ion Powered Compact Inverter with 5.0 Ah Battery

8.5

ChoiceComparer.com Score

8.5

/ 10

Good

Main highlights

•Compatible devices: Mobile Phones

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$157.19

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