Optimate TM-485 Lithium Battery 4-Bank Charger
Optimate TM-485 Lithium Battery 4-Bank ChargerOptimate TM-485 Kit for Lithium Battery, Charger Tester MaintainerTecmate Optimate TM485 Charger Package

OptiMate TM-485 4-Bank Lithium Charger Maintainer .8A


Charge or maintain up to FOUR lithium batteries at once with this OptiMate 4-Bank Charger. Includes all the clamps and cables you need to do so. Great for all 12V Antigravity Batteries as well as other brands of lithium motorsports batteries.

In stock

SKU: BC-OPT-485 Category:

OptiMate TM-485

OptiMate 0.8-Amp 4-Bank Lithium (LiFePO4) Maintenance Charger TM-485

Antigravity Batteries is happy to offer the 4-bank OptiMate TM-485 Charger/Maintainer by TecMate. It charges or maintains 4 lithium vehicle batteries at one time! Comes with ALL the clamps and cables you need to charge up to 4 batteries at once. Great for all 12V Antigravity Batteries as well as other brands of lithium motorsport/ powersport batteries. This is the perfect unit for those who have multiple bikes and want to maintain or charge one or up to 4 batteries simultaneously. A great cost-effective charger for your lithium battery maintenance. Unique LiFePO4 battery preparation for dealers and consumers! 3-year limited warranty.

Each bank charges independently and includes the following features:

  • Saves low voltage LiFePO4 batteries.
  • Specialized LiFePO4 charge cycle.
  • Maintains & protects LiFePO4 batteries.
  • Battery BMS reset.

SAFE: No risk of overcharging. Totally safe for vehicle electronics. Sparks suppressed. Safe for long-term battery maintenance. Automatic shut-down if short-circuited or battery disconnected.


  • ​​​​​​​Ideal for: LiFePO4 (LFP) 4 series cell 12.8 / 13.2V batteries from 2 – 30Ah.
  • Charging Amps: 0.8A (per bank).
  • SAVE: Low Volt Start of 0.5V + 3-step low volt SAVE and TEST.
  • USE: Indoor / Outdoor (lowest temperature: -4°F / -20°C).
  • INPUT: Global (100-240V 50-60Hz), high efficiency (CEC listed), fully sealed.
  • STYLE: Weatherproof case with wall mounts, with 6ft / 180cm AC supply lead and 6ft / 180cm charge lead ending in SAE connector. 4 x Weatherproof battery lead & 4 x standard battery clip set.
  • KIT: has 4 sets of battery connector for each bank including a set of clamps and set of harnesses for the vehicles.

8-Step Program

  1. Low Volt Start (0.5V).
  2. Ultra LOW VOLT SAVE.
  3. LOW VOLT SAVE cell monitoring.
  4. TEST cell damage.
  5. Cell-balancing CHARGE.
  7. TEST after CHARGE.
  8. OptiMate Maintenance.

NOTE: If you prefer a faster charging unit see the 5-amp Optimate Lithium Charger TM-291 that provides testing and recovery of lithium batteries.

Additional Information
Weight 5 lbs
Dimensions 12 x 14 x 5 in
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