The RITAR OPzV 12-120 battery is a professional solution for backup and cyclic power supply systems. With an increased capacity of 120 Ah and a 20-year service life, this model is ideal for facilities with increased reliability and runtime requirements. The battery meets strict DIN standards and delivers consistent performance across a wide operating temperature range. Specifications: - Voltage: 12V - Nominal capacity: 120Ah (at a 10-hour discharge to 1.80V per cell at 25°C) - Weight: about 44.6 kg (tolerance ±5%) - Internal resistance: ≤7.5 mΩ (at full charge and 25°C) - Maximum discharge current: 1200A (5 seconds) - Service life: up to 20 years (at 25°C) - Maximum charging current: 24.0 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) - Cyclic mode: 14.2V–14.4V (temperature compensation: -4mV / °C / cell)- Self-discharge: less than 2% per month at 20°C- Dimensions: 483±1 mm (length) × 170±1 mm (width) × 241±1 mm (height)- Terminal type: F12 (M8), tightening torque - 10–12 N m Application: The RITAR OPzV 12-120 battery is optimal for:- Critical backup power systems (data centers, telecommunication nodes, medical institutions)- Solar power plants and hybrid power systems- Industrial equipment and security systems- Emergency lighting and power supply of critical facilities- Transport and marine equipment Features:- Increased energy capacity for long-term autonomous operation- High discharge currents for powering powerful equipment- Resistance to deep cyclic discharges- Wide operating temperature range- Low self-discharge during long-term storage- Robust design with protection against electrolyte leakage Recommendations: For maximum service life, it is recommended to:- Perform an initial charge before putting into operation- Maintain an optimal temperature range (25°C ±5°C)- Use the recommended charging parameters- Avoid deep discharges below 20% of capacity- Regularly check the battery condition The RITAR OPzV 12-120 battery combines high performance, reliability and a long service life, making it an optimal choice for professional applications.