Description
STK CASTLE series battery uses high magnification lead paste formulations and high corrosion resistant alloy multi-grid,and special exhaust structure and sealing technology. It has many excellent features like high discharge capacity, long life, safe and reliable, very low self-discharge rate, flexible installation, convenient maintenance etc.
- Nominal Voltage: 12V
- Nominal Capacity: 18Ah
- Dimension (L*W*H): 181.5*77*167.5 mm
- Approx Weight 5.4Kg
- Internal Resistance 16.2mΩ
- Operating Temp.Range
- Charging： 0 to 40℃
- Discharging：-20 to 55℃
- Storage -15'C-50°C
- Cycle Use Charging Voltage: 13.5 to 13.8V; Recom. 13.7V
- Cycle Use Charging Voltage: 14.1 to 14.4V; Recom.14.1V
- Float Charging Temp. Coefficient: -20mV/℃
- Cycle Use Charging Temp. Coefficient: -30mV/℃
- Max. Charging Current: 5.4A
- Max. Charging Current: 81A
Month Self Discharge: 2% (20℃ ) - Terminal: T3/T12 (M5)
- Container Material: ABS (UL94-V0)
- Warranty: 3 Years