DC (deep cycle) batteries are specifically designed for frequent cyclic charging and discharging. DC batteries offer 30% more cyclic loads than the Reserve Series. DC batteries are designed for solar and wind energy, medical equipment, telecommunications equipment, UPS systems, and other applications. Number of full cycles - 300 Specifications: Number of cells: 6 Voltage: 12 V Nominal capacity: 100 Ah at 20 hour discharge to 1.8 V per cell at 25 ° C Weight: 30.4 kg (Tolerance ± 5.0%) Internal resistance 5 mOhm Terminal type: M8 Maximum discharge current: 1000 A (5 seconds) Short circuit current: - A Shelf life: 12 years Maximum charging current: 10 A Test capacity: C3 78.3 AHC5 88.0 AHC10 100.0 AHC20 105.2 AH Float charge voltage: 13.6 V ~ 13.8 V at 25 ° C Temperature compensation: -3 mV / ° C / cell Voltage Cycle Charge Current: 14.6V~14.8V@25°C Temperature Compensation: -4mV/°C/cell Operating Temperature Range: Discharge: -20°C~60°C Charge: 0°C~50°C Storage: -20°C~60°C Normal Operating Temperature Range: 25±5°C Case Material: A.B.S. UL94-HB, UL94-V0C Self-Discharge: RITAR Rechargeable Roll-On Regulated Lead Acid (VRLA) batteries can be stored for up to 6 months at 25°C and then recharging is recommended. The monthly self-discharge rate is less than 3% at 25°C. Please charge the batteries before use. Please note! Failure to comply with voltage and charge/discharge currents may damage the battery and void the warranty.