Cycling Capacity 20 hour rate 20 Amp Hours Reserve Capacity @ 25 Amps 28 minutes @ 75 Amps 0 minutes Mechanical Specifications Group Size Terminal Type M6 Total Height 6.57" (167 mm) Height 6.57" (167 mm) Width 3.03" (77 mm) Length 7.13" (181 mm) Weight 15.4 lbs (7 kg) Case Type ABS Plastic - Flame Res Rating UL94-HB Discharge Table (Constant Current) Time Amps Rate 20 hr 1 0.05 CA 10 hr 1.4 0.1 CA 8 hr 2.2 0.13 CA 5 hr 3.4 0.25 CA 3 hr 5.1 0.33 CA 2 hr 6.7 0.5 CA 1 hr 13.2 1 CA Electrical Specifications Nominal Voltage 12 Volt Capacity @ 100 hour rate 22 AH Capacity @ 20 hour rate 20 AH Capacity @ 10 hour rate 18 AH Capacity @ 5 hour rate 16 AH CCA 230 CA or MCA 310 Short Circuit Current 817 Amps Internal Resistance 7m Ω Charge Voltages Battery Voltages Charge Stage 12V 24V 36V 48V Bulk 14.7 V 29.4 V 44.1 V 58.8 V Absorption 14.7 V 29.4 V 44.1 V 58.8 V Float 13.6 V 27.2 V 40.8 V 54.6 V TC Factor: -4mV/°C/cell Temperature Range Specifications Condition Recommended Maximum Storage -15°C to 50°C -40°C to 71°C Operation -15°C to 40°C -40°C to 71°C Charge with TC -15°C to 50°C -40°C to 71°C Charge without TC 0°C to 40°C -15°C to 50°C