Tecmate TM291 – Optimate Battery Charger – Lithium


Optimate? Lithium LFP 4S 5A Battery Charger

Compare Manufacturer # : TM291



  • OptiMate™ lithium, the first OptiMate to protect your LiFePO4 battery unlike any other charger
  • Will protect your investment and keep your Lithium Iron Phosphate (LiFePO4/LFP) battery performing as advertised for a very long time
  • With 5 Amps of charge current available, OptiMate lithium’s unique multi-step ampmatic™ program recharges and balances cells within the battery quickly and efficiently
  • OptiMate lithium’s maintenance program delivers current to the vehicle circuitry, protecting and keeping the battery at 100% charge
  • Tests and displays battery condition before charging
  • Voltage retention test is conducted for 30 minutes during which no charge current is delivered, and provides results indicating the battery’s general state of health
  • The 12-hour MAINTENANCE CHARGE CYCLE consists of 30-minute float charge periods at a voltage of 13.6V followed by and alternating with a 30-minute “rest” (no charge current) periods
  • During the float charge period, current is delivered only if the battery has lost charge due to connected vehicle circuitry; a refresh cycle may be performed if the charge level has dropped significantly
  • Charge progress is tracked against the ideal LiFePO4 charge curve, internal damage will be detected and unnecessary charging of a battery that cannot be recovered is prevented
  • Includes permanent ringlet connector with weatherproof cap and a set of battery clips
  • Specs

  • Amps: 5 A
  • Riding Style: Off-Road
  • Volts: 12 V
  • Power Connection Type: Alligator Clamp
  • Riding Style: Snow
  • Riding Style: UTV
  • Product Name: Battery Charger
  • Riding Style: Watercraft
  • Power Connection Type: Eyelet Connector
  • Power Connection Type: SAE Plug
  • Riding Style: Adventure Touring / Dual-Sport
  • Riding Style: ATV
  • Riding Style: Street
  • Units: Each
  • Approximate Package Weight & Dimensions

  • Weight: 2.85
  • Height: 3.2
  • Length: 11.8
  • Width: 7.2
  • Brand



    Additional information
    Weight 2.85 lbs
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