This 12v 3.3 Amp Fully Automatic charger is suitable for ULTRAMAX Lithium LiFePO4 batteries with 10.5 mm DC Jack Connector. This charger is programmed with 3 auto charging stages: Ip–Im–Um. Stage “Ip” is a pre-charge function for deep discharged battery packs - This is helpful for battery cycle life! When the battery is recovered by the small current pre-charge, stage “Im” will give bulk current charging (up to 50W). Then, “Um” stage is followed, the output voltage is limited on C.V. point until the charge current has fallen to 0.1 C.C. value. At this stage the battery is charged completely and the charger will turn off automatically. The whole process is indicated by an LED display. Full instructions and AC mains lead supplied. Supplied with 10.5mm DC Jack Connector.
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