Specifications
| Feature | Details |
|---|---|
| Brand | Luminous |
| Model | LPT1220L |
| Voltage | 12 V DC |
| Capacity | 20 Ah (at C10 standard rating) |
| Battery Type | Tall Tubular Solar Battery with enhanced plating |
| Plate Technology | Thick tubular plates for deep-cycle endurance |
| Separator Material | Puncture-resistant polyethylene |
| Electrolyte Volume | 20% more electrolyte than typical backup batteries for longer performance |
| Cycle Life | Approx. 1,500 cycles @ 80% DOD; up to 5,000 cycles @ 20% DOD |
| Efficiency | Ah efficiency > 90%; watt-hour efficiency > 80% |
| Self-Discharge | ~3% per month |
| Maintenance | Low-maintenance design; topping frequency every 8–10 months; water-level indicators included |
| Warranty | 36 months full replacement |
| Weight (filled) | Approx. 12.9 kg |
| Dimensions (L × W × H) | Approx. 26 cm × 17.3 cm × 24.6 cm |
| Applications | Ideal for small solar setups, lighting systems, emergency backup, and low‑load operations |
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