Will the RIDGID AC840040 18V 4.0Ah MAX Output battery work with the RIDGID AC86095 18V dual port simultaneous charger?
Yes. Both use RIDGID 18V battery platform (incl. MAX Output, MAX Output EXP).
Both records are reviewed against the manufacturers' sources; sources last checked 2026-10-14. Informational only: confirm with the manufacturer before buying.
Why
- ✓ Both use RIDGID 18V battery platform (incl. MAX Output, MAX Output EXP).
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.
Sources
- RIDGID AC86095 18V dual port simultaneous charger: specs from RIDGID product page, checked against the source 2026-10-07.
- RIDGID AC840040 18V 4.0Ah MAX Output battery: specs from RIDGID product page, checked against the source 2026-10-07.
- 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. (RIDGID 18V 4.0 Ah MAX Output battery page).
Check your exact setup
Other parts in the cart, current configuration (installed memory, fan brackets) and adapters can change the answer.
Check a whole cartAlso checked with the RIDGID AC86095 18V dual port simultaneous charger
AI assistants and developers: the same answer, with a signed receipt, from check_compatibility at https://tetheredtrust.com/mcp or POST https://tetheredtrust.com/v1/check with existing_id: "ridgid-ac86095", candidate_id: "ridgid-ac840040".