The MERLION AGM GP12400M6 battery is the perfect battery for low-drain devices. Durable construction, a long service life, and a wide range of applications—that's what MERLION batteries are all about! Application:• uninterruptible power supplies• in solar and wind installations;• in telecommunications and industrial equipment;• in power plants;• in backup lighting systems• as part of video surveillance, alarm, access control systems• in networks of fire and security automated systems Characteristics:• Number of elements: 6• Voltage: 12 V• Nominal capacity: 40 A / h at a 20-hour discharge to 1.80 V per element at 25 ° C• Internal resistance 8 mOhmTerminal type: F11 (M6)• Maximum discharge current: 400 A (5 seconds)• Maximum charging current: 12 A• Charging voltage in buffer mode: 13.5 V ~ 13.8 V at 25 ° C• Temperature compensation: -3 mV / ° C / element• Charging voltage in cyclic mode: 14.4 V ~ 15 V at 25°C• Temperature compensation: -4mV/°C/cell• Operating temperature range: - discharge: 10°C~60°C - charge: 10°C~50°C - storage: 10°C~60°C• Normal operating temperature range: 25±5°C• Case material: plastic• Self-discharge: - 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.• Battery weight: 11.9kg (Tolerance ±5.0%)• Weight with packaging: 12.15kg (Tolerance ±5.0%)• Dimensions (LxWxH): 196x165x175mm