The RITAR OPzV 12-80 battery is a reliable solution for backup and cyclic power supply. Thanks to its well-thought-out design and high technical characteristics, it is suitable for use under increased loads and extreme temperatures. The battery complies with DIN standards and ensures stable operation throughout its entire service life. Specifications: - Voltage: 12V. - Nominal capacity: 80Ah (with a 10-hour discharge to 1.80V per cell at 25°C). - Weight: about 30.0 kg (tolerance ±5%). - Internal resistance: ≤10.0 mΩ (when fully charged and 25°C). - Maximum discharge current: 800A (5 seconds). - Service life: up to 20 years (at a temperature of 25°C). - Maximum charging current: 16.0 A. - Temperature range: - Discharge: -40°C to 60°C. - Charge: 0°C to 50°C. - Storage: -40°C to 60°C. - Recommended charging voltage: - Float mode: 13.6V–13.8V (temperature compensation: -3mV / °C / cell). - Cycle mode: 14.2V–14.4V (temperature compensation: -4mV / °C / cell). - Self-discharge: less than 2% per month at 20°C. - Dimensions: 328±1 mm (length) × 172±1 mm (width) × 215±1 mm (height), total height with terminals - 220±1 mm. - Terminal type: F12 (M8), tightening torque — 10–12 N m. Application: The RITAR OPzV 12-80 battery is ideal for: - Backup power systems (UPS, telecommunications equipment, medical devices). - Solar and wind power systems. - Industrial equipment and alarm systems. - Emergency lighting and other critical systems. Features: - High resistance to deep discharges. - Wide operating temperature range. - Low self-discharge, which is convenient for long-term storage. - Reliable design with leakage protection. The battery must be fully charged before first use. To extend the service life, it is recommended to observe the temperature range (25 ° C ± 5 ° C) and use the recommended charging voltages. The RITAR OPzV 12-80 battery is the choice for those who value durability, reliability and stability in operation.