The Starmax SFLC Fast-Charge Long-Life Lead Carbon Battery is a high-performance deep cycle lead carbon battery ideal for solar power systems, off-grid energy storage, wind power applications, sweepers, golf carts, and light industrial electric vehicles. Built for extreme temperatures (-20°C to 60°C), it features low self-discharge, over 3,000 cycles at 50% DOD, and a float service life of ≥20 years. ISO 9001/14001/18001 and CE/IEC certified, this lead carbon battery delivers reliable, long-lasting power for industrial and renewable energy applications.
| Specification | Details |
|---|---|
| Model | SFLC12‑220 / Comparable Lead Carbon Battery |
| Nominal Voltage | 12 V (6 cells per unit) |
| Nominal Capacity | 220 Ah @ 20 hr rate (10.50 V) |
| Capacity @ 10 hr rate | ≈204.2 Ah @ 10.8 V |
| Capacity @ 5 hr rate | ≈189 Ah @ 10.5 V |
| Capacity @ 1 hr rate | ≈132.4 Ah @ 9.60 V |
| Internal Resistance | ≤3.2 mΩ (fully charged @ 25 °C) |
| Max. Discharge Current | 2200 A (5 s) |
| Self‑Discharge | ≈3 % per month @ 25 °C |
| Design Float Life | ≈20 years @ 25 °C |
| Temperature Range | Discharge: ‑30 °C ~ 60 °C Charge: ‑30 °C ~ 60 °C Storage: ‑30 °C ~ 60 °C |
| Charging Voltage (25 °C) | Standby Use: 13.6 ‑ 13.8 V, Cycle Use: 14.4 ‑ 14.7 V (Max. charging current < 55 A) |
| Dimension (L × W × H) | 520 × 268 × 203 mm (Total Height 207 mm) |
| Weight | ≈70.8 kg ±3 % |
| Case Material | ABS (UL94‑V0 optional) |
| Terminal | T5 / M8 |
| Cycle Life | ≈3000+ cycles @ 50 % DoD |
| Warranty | ≈3 years |
| Certifications | ISO9001/14001/18001, CE, IEC 60896‑21/22, IEC 61427 (common for CSPower batteries) |
| Application | Solar & wind energy storage, UPS & backup power, telecom systems, emergency lighting, power stations, marine and industrial systems. |
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