SK12-200 (12V150Ah) SK12-200 is a general purpose battery with 10 years design life time in float charging use. As with all Ritar batteries, all RA models are rechargeable, highly efficient, leak proof and maintenance free.SpecificationCells Per Unit6Voltage Per Unit12CapacityWeightApprox. 60 KgMax. Discharge Current1000A (5 sec)Internal ResistanceApprox. 4 mΩOperating Temperature RangeDischarge: -20 60 Charge: 0 50 Storage :-20 60Normal Operating Temperature Range25±5Float charging Voltage13.6 to 13.8 VDC/unit Average at 25Recommended MaximumCharging Current Limit60AEqualization and Cycle Service14.4 to 15.0 VDC/unit Average at 25Self DischargeSKbatteries can be stored for more than 6 months at 25. Please charge batteries before using. For higher temperature, the time interval will be shor ter.TerminalFaston F16/F12Container MaterialA.B.S. (UL94-HB) Flammability resistance of UL94-V1 can be available upon request.