Charger for lead-acid batteries (Gel, flooded and AGM) and Li-ion batteries (lithium iron and lithium manganese)Built-in default 3 stage charging curves and programmable curveBuilt-in I2C interface, PMBus protocol (Optional CANBus protocol)Output voltage and current programmableUniversal AC input / Full rangeBuilt-in active PFC functionForced air cooling by built-in thermal controlled DC fansBuilt-in OR-ing FET, support hot swap (hot plug)Active current sharing up to 12800W for one 19” rack shelfProtections: Battery under voltage / Battery no connection / Short circuit / Over voltage / Over temperatureOptional conformal coating5 year warranty