Home /
Shop /
PowerMate Converter - Portable 12V Power Supply

SKU:PMC1001-D

PowerMate Converter - Portable 12V Power Supply

DeWalt 20V & Milwaukee 18V compatible
Integrated on/off switch
Delivers up to 20A 12V output
Magnetic mounting system
Built-in protection

$109.99

Sale Sold out

⚠️ Backorder Notice
Milwaukee and Dewalt options are currently backordered — Ships 06/22/2026.
Order now to secure fastest shipment.

Need a Battery?

DEWALT 20V MAX 5 Ah Lithium Ion Battery (+ $129.99)

Milwaukee M18 RedLithium 5.0Ah Battery (+ $129.99)

Features

Integrated On/Off Power Switch: Allows convenient, controlled power directly at the converter without removing the battery.

Magnetic Mounting Bracket: Heavy-duty magnets enable quick attachment to steel surfaces for portable, no-drill mounting.

12V Output up to 20 Amps: Provides consistent, reliable power for pumps, lighting, and other 12V DC devices.

Battery Powered Operation: Designed to run from DeWalt 20V or Milwaukee 18V 5.0 cordless tool batteries.

Built-In Electrical Protection: Includes low-voltage, overheat, and short-circuit protection for safe, dependable operation.

Versatile Compatibility: Works seamlessly with common professional tool batteries, giving you flexible portable power wherever you need it.

Rugged Jobsite Design: Built to withstand real-world field use in tough environments.

Specs

Brand: PowerMate

Product Type: Portable 12V Power Converter

Output Voltage: 12V DC

Maximum Output Current: 20 Amps

Input Power Source: Cordless tool battery

Compatible Batteries: DeWalt 20V MAX or Milwaukee 18V M18 5.0

Battery Included: No

Compatible Devices: 12V DC pumps, lighting, and accessories

Primary Applications: Mobile fueling, jobsite power, off-grid and field use

Mounting Style: Magnetic, portable

Construction: Rugged, lightweight enclosure

Protection Features: Overheat, short-circuit, and low-voltage protection

Common Applications

12V fuel transfer pumps
Water transfer and utility pumps
12V sump pumps
LED work lights and portable lighting
Mobile service trucks and trailers
Farm and ranch equipment
Emergency and backup power
Camping and off-grid setups

Frequently Asked Questions

Q: Does the PowerMate Converter include a battery?
A: No. The converter is designed to work with your existing DeWalt 20V or Milwaukee 18V batteries. Batteries are sold separately.

Q: Can the PowerMate Converter run a 12V fuel transfer pump?
A: Yes. The converter is commonly used to power 12V DC fuel pumps and can supply up to 20 amps of output.

Q: Is any vehicle wiring required?
A: No vehicle wiring is needed. The PowerMate runs entirely from a cordless tool battery for true portable power.

Q: What size battery should I use?
A: Larger capacity batteries (such as 5.0Ah or higher) will provide longer runtime, especially for higher-draw devices like pumps.

Q: How long will a battery last?
A: Runtime depends on the device being powered and the amp-hour rating of the battery. Higher capacity batteries deliver longer operation.

Q: Can I leave the battery connected?
A: The built-in on/off switch allows you to safely control power without removing the battery between uses.

Q: What devices can it power?
A: Any 12V DC device within the 20-amp limit, including pumps, lights, small compressors, and other portable 12V accessories.

Q: Does it work with both DeWalt and Milwaukee batteries?
A: Yes. The converter is designed for compatibility with both DeWalt 20V MAX and Milwaukee M18 18V 5.0 platforms.

Q: Is the converter weatherproof?
A: The unit is designed for rugged field use, but like all electronics, it should be protected from direct water exposure.

Q: Does it replace a vehicle battery or inverter?
A: The PowerMate is a portable alternative when vehicle power is not available or practical.

View full details

Product Description

The PowerMate Converter is a portable, battery-powered 12V DC power supply designed to run 12-volt equipment anywhere vehicle power is not available. Built to operate from DeWalt 20V or Milwaukee 18V 5.0 cordless tool batteries, it delivers reliable 12V output up to 20 amps, giving you true on-demand portable power in the field.

Perfect for powering fuel transfer pumps, water pumps, lighting, and other 12V accessories, the PowerMate eliminates the need for jumper cables, inverters, or hardwiring to a vehicle battery. A built-in on/off switch and integrated electrical protections provide safe, controlled operation, while the magnetic mounting bracket allows fast, no-drill installation on trucks, trailers, and equipment.

Compact, rugged, and easy to use, the PowerMate Converter is ideal for service trucks, construction sites, farms, emergency use, camping, and off-grid applications—anywhere dependable 12V power is needed on the go.

Battery not included.

Your cart is empty

Your cart

Estimated total

PowerMate Converter - Portable 12V Power Supply