MSV Series is a Long service life battery up to 15 years expected life under normal float charge. As with all CSB batteries, all are rechargeable, highly efficient, leak proof and maintenance free. .   ................................................................................................................................................................................... Series Info MSV Series Features: MSV Series Applications Earthquake-proof Steel Rack Specifications: ................................................................................................................................................................................... Technical Info Trickle (or float) Service Life Typical Constant Voltage Charge Characteristics Capacity Retention Characteristics Discharge Characteristics Oxygen Recombination Efficiency Chart Terminal Voltage (V) and Discharge Time Introduction Principal Applications 3.Sealing Principle Construction Floating (trickle) charge Efficiency Characteristics Discharge characteristics at various rates Service Life Series MSV200 MSV260 MSV300 MSV360 MSV400 MSV500 MSV600 MSV780 MSV960 MSV1200