ICCNexergy Lithuim Battery U1-40 | 12.8v 38.4 Ah

Ships to contiguous 48 states. Drop in replacement for lead acid battery. Assorted tested capacities. IMPORTANT - PLEASE READ:These packs self drain slowly due to the internal BMS and LED indicator.If these packs sit for too long or are discharged too low they will go into a safety mode that requires them to be trickle charged before they can be used again.  SpecificationsConfiguration: 48 Cells; 4S12PNominal Voltage: 12.8 VoltsNominal Capacity: 38.4 Amp Hour (491.52Wh)Continuous Discharge Current: 20 AmpsPulse Discharge Current:28 Amps < 10 secs50 Amps < 30 millisecs110 Amps < 15 millisecs310 Amps < 827 microsecsOperating Temperature Range: -20°C to +60°CStorage Temperature Range: -40°C to +60°CMaximum Charge Voltage: 14.4 VoltsFloat Voltage Charge: 13.8 VoltsMax Charging Current @25°C: 20 AmpsWeight: 4.7KgDimensions (LxWxH): 209x137x185mmCommunication: SMBus 1.1Operating Humidity: 20% to 80%Shipping Classification: Class 9Battery Terminals: 1/4-20 Female ThreadCase Flame