Best Power Tool Battery Converters for Power Outages (2026)
We prioritized converters that match common 18V/20V battery platforms, provide reliable continuous output for outage needs, include practical ports, and offer clear protection features and value
The Verdict
- Best Overall: 200W DC to AC power inverter for DeWalt 18V/20V MAX — Best for DeWalt users: compact inverter that converts 18V/20V packs to AC and USB for small devices during outages
- Best Value: Power inverter for Milwaukee 18V batteries (200W) Ecarke — Best for Milwaukee users: slim 200W inverter that runs small AC loads from Milwaukee 18V batteries with basic protections
This roundup covers portable power tool battery converters designed to run AC and USB devices from 18V/20V power tool batteries during outages. Selections focus on battery compatibility, continuous output, and overall value for emergency and jobsite backup use
Top Picks
-
1
Best Overall 200W DC to AC power inverter for DeWalt 18V/20V MAX
Best for DeWalt users: compact inverter that converts 18V/20V packs to AC and USB for small devices during outages
Portable 200W inverter powers devices from DeWalt 18V/20V MAX batteries. Converts battery power to 110-120V AC with USB and LED indicators. customers note reliable functionality for outages and travel, with some concerns about durability and port performance
- battery-to-ac conversion
- usb ports for charging
- portable power station from DeWalt batteries
-
2
Best Value Power inverter for Milwaukee 18V batteries (200W) Ecarke
Best for Milwaukee users: slim 200W inverter that runs small AC loads from Milwaukee 18V batteries with basic protections
Portable power inverter converts 18V batteries to 110–120V AC with 2 USB/AC outlets. Ideal for outages and travel, enabling device charging from a battery. Customers note it powers multiple devices but report mixed battery life and some port issues
- battery-to-port versatility
- Milwaukee 18V battery compatibility
- dual USB and AC outlets
-
3
Power Inverter 200W Portable Power Station with DeWALT battery compatibility
Best for multiport charging: portable 200W inverter with DeWalt compatibility and USB-C output for phones and accessories
Portable 200W inverter with 5Ah battery and USB/Type-C/AC outlets. Powers outdoor appliances using DeWALT 20V max batteries. Customers note reliable functionality for outages, with mixed views on battery life and durability
- DeWALT battery compatibility
- Pure sine wave stability
- Multi-port charging options