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TecMate OptiMATE Lithium 8s 5A Battery Charger and Maintainer


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About this item

OptiMATE Lithium 8s 5A, the professional battery charger for the 25.6V/26.4V LiFeP04 / LFP in your light aircraft or medical equipment, with power support mode for diagnostics or software up-dating – The ultimate solution for ’24V’ Lithium batteries!


Tecmate TM-281 Optimate Lithium 8s 5A Professional battery charger.

  • Automatically and safely charge, test and maintain your 25.6V / 26.4V LiFePO4 / LFP starter or deep cycle batteries as specified – SafeT adjusted charging below freezing.
  • Ampmatic charge control for Lithium adjusts current to match battery size and condition – Small battery gets less, large battery gets more.
  • Most advanced Lithium save mode will save battery from as low as 0.5V – Continues charging if healthy, stops and warns if faulty! 
  • Pushbutton activated BMS wake up mode safely wakes battery out of sleep mode or low discharge.
  • OptiMate Lithium 24-7 smart inter-active maintenance prevents discharge from connected circuitry & guarantees more battery power, longer battery life!
  • TUNE Mode delivers stable 27.2V power to support battery during re-flashing / reprogramming and troubleshooting.

Available models: All OptiMate battery chargers listed below accept global input of 100-240Vac 50-60Hz, only the power plug TYPE is different to comply with national / regional electrical safety laws.

Additional information

Weight 1.508 kg
Dimensions 20.96 × 8.26 × 31.12 m

Manufacturer's Part #


Trison Tarp's Part #