TecMate OptiMate Lithium 10A Battery Charger, Tester & Maintainer — 12.8V 10A (TM-275)

Stop guessing at battery health — this OptiMate charger tests, recovers, charges, and maintains automatically, with zero risk of overcharging.

Works with: 12.8V/13.2V lithium (LiFePO4/LFP) batteries only — not for lead-acid batteries.

Why it's worth it:

• 10-step 12.8V 10A sealed battery saving charger and maintainer.
• The fastest professional battery charger for 12.8 V/13.2 V performance/race batteries.
• Includes a TUNE mode for diagnostics or updating programming.
• Automatically and safely charges, tests and maintains LiFePO4/LFP or deep cycle batteries.
• Ampmatic charge control adjusts current to match battery size and condition.
• Low-volt start of 0.5V.

Questions about which TecMate accessory is right for your setup? Send us a message and we'll help you pick.