Part / accessory · RIDGID

RIDGID AC8400802 18V 2.0Ah lithium-ion battery

verified 2026-10-07 Specs from RIDGID product page. Also known as: ac8400802.

Specs

voltage v18
capacity ah2
chemistryLi-ion

Fits

  • battery RIDGID 18V battery platform (incl. MAX Output, MAX Output EXP)
    RIDGID says its 18V batteries are '100% compatible' with all RIDGID 18V batteries, tools and chargers.

Check it before you buy

Ask about a specific device and get a verdict with evidence.

Open the checker

Ask your AI assistant

Connect the Tethered Trust MCP server and ask: "Will the RIDGID AC8400802 18V 2.0Ah lithium-ion battery work with my device?"

https://tetheredtrust.com/mcp

Setup for Claude, ChatGPT, Cursor and VS Code

Good to know
  • Not compatible with Ryobi ONE+ even though TTI makes both brands.
  • MAX Output and MAX Output EXP are higher-power RIDGID 18V packs, not separate platforms.

What does the RIDGID AC8400802 18V 2.0Ah lithium-ion battery work with?

1 models in the graph.

Informational only. Confirm with the manufacturer before buying or installing. Spotted a mistake? Report it.