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Description

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 SFLC6‑280 (6V 280Ah Lead Carbon Battery)
Nominal Voltage 6V (3 cells per unit)
Nominal Capacity 280Ah @ 20hr rate (C20)
10‑hr Capacity ≈ 259.9Ah @ 25.99A (10hr)
5‑hr Capacity ≈ 241Ah @ 48.2A (5hr)
1‑hr Capacity ≈ 168.4Ah @ 168.4A (1hr)
Design Floating Life @ 25°C ≈ 20 Years
Internal Resistance (Fully Charged) ≤ 2.6–2.8 mΩ
Max Discharge Current ≈ 2250A–2500A (5s)
Self‑Discharge @ 25°C ~3% per month
Recommended Charge Voltage (Standby) ≈ 6.8–6.9V (Initial charge ≤70A)
Recommended Charge Voltage (Cycle Use) ≈ 7.20–7.35V (Initial charge ≤70A)
Operating Temp. Range Discharge/Charge/Storage: ~‑15°C to ~45°C (varies by supplier)
Dimensions (L×W×H) ≈ 295 × 178 × 346 mm (Total Height ~350 mm)
Weight (Approx.) ~45.8 kg
Case Material ABS container
Terminal Copper / T5 / M8 (varies by manufacturer)
Maintenance Sealed / Maintenance‑Free
Warranty 3 Years

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