The MERLION AGM GP12550M6 battery is a reliable electric companion for your devices. It features a sealed, durable casing that will last a long time. 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: 55 A / h at 20-hour discharge to 1.80 V per element at 25 ° C• Internal resistance 10 mOhm• Terminal type: F11 (M6)• Maximum discharge current: 550 A (5 seconds)• Maximum charging current: 16.5 A• Charging voltage in buffer mode: 13.6 V ~ 13.8 V at 25 ° C• Temperature compensation: -3 mV / ° C / element• Charging voltage in cyclic mode: 14.6 V ~ 14.8V 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.• Weight: 14.1kg (Tolerance ±5.0%)• Dimensions (LxWxH): 225x135x210mm