Capacity & Voltage
- 12V nominal voltage system
- 80Ah capacity at 10-hour discharge rate (10.8V cutoff)
- Reduced capacity at faster discharge rates: 70Ah (5HR) and 49.6Ah (1HR)
Physical Characteristics
- Compact design: 260×168×209mm (10.24"×6.58"×8.22")
- Total height with terminals: 209-210mm
- Weight: 24kg (52.91lbs) ±4%
- T5/T9 terminal configuration
- Copper terminal material
Temperature Performance
- Optimal operating range: 25°C ±3°C (77°F ±5°F)
- Wide operating temperature range from -20°C to +50°C
- Capacity significantly affected by temperature: 65% at -15°C, 85% at 0°C
Charging Specifications
- Float charge: 13.50-13.80V with -18mV/°C temperature compensation
- Cyclic charge: 14.50-14.90V with -30mV/°C temperature compensation
- Maximum charging current: 24A
Self-Discharge & Longevity
- Excellent self-discharge performance: retains 91% capacity after 3 months
- 10-15 year designed floating life at 20°C
- Maximum discharge current: 800A for 5 seconds
- Low internal resistance: approximately 4mΩ when fully charged
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