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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
Product Model Starmax SFLC6‑400 / Lead Carbon Battery
Battery Type Fast‑Charge Long‑Life Lead Carbon VRLA / Sealed Lead Acid
Nominal Voltage 6V (3 cells per unit)
Nominal Capacity 400Ah @ 20 hr rate @25 ℃
Capacity @ 10 hr ≈352.7Ah @ 35.27A
Capacity @ 5 hr ≈327.0Ah @ 65.40A
Capacity @ 1 hr ≈228.6Ah @ 228.6A
Internal Resistance ≤ 2.2 mΩ (full charge @ 25 ℃)
Design Floating Life 20 Years @ 25 ℃
Max. Discharge Current 2500 A (5 s)
Self‑Discharge ~3% per month @ 25 ℃
Operating Ambient Temperature -30 ℃ ~ 60 ℃ (Discharge/Charge/Storage)
Constant Voltage Charge (25 ℃) Standby: 6.80–6.90 V
Cycle: 7.20–7.35 V
Dimension (L×W×H) 295 × 178 × 404 mm
Total Height: 408 mm
Weight ~57.2 kg
Terminal Type T5 / M8 (varies by supplier)
Case Material ABS (UL94‑V0 optional)
Cycle Life ~3000 cycles @ 50% DoD
Warranty Typically 3 Years (varies by application)
Applications Solar & Wind Energy Storage, UPS, Telecom, Off‑Grid Systems, Forklift/Sweeper, etc.

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