BOLD MAGENTA part numbers are new for 2025 SERVICE & MAINTENANCE TOOLS DRAGSPECIALTIES.COM TIRE & SERVICE | 2025 SERVICE & MAINTENANCE TOOLS 545 DESCRIPTION PART # OptiMate™ lithium LFP 4S 10A battery charger 3807-0576 OPTIMATE™ LITHIUM 4S •10-step 12.8V 10A sealed battery saving charger and maintainer •The fastest professional battery charger for 12.8V/13.2V (LiFePO4/LFP) 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 •Push button-activated BMS wakeup mode safely wakes battery out of sleep mode or low discharge • Smart, 24/7 interactive maintenance prevents discharge from connected circuitry and guarantees more battery power and longer battery life DESCRIPTION PART # OptiMate™ Lithium 6A 3807-0597 OPTIMATE™ LITHIUM •The first OptiMate that protects LiFePO4 batteries 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 6A of charge current available, OptiMate Lithium’s unique multi-step Ampmatic™ program recharges and balances cells within the battery quickly and efficiently •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
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