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Description

The Starmax High-Temperature GEL Deep Cycle AGM Battery is a high-performance deep cycle GEL AGM battery designed for solar power systems, off-grid energy storage, wind power applications, sweepers, golf carts, and light industrial electric vehicles. Built for extreme temperatures (-15°C to 60°C), it features low self-discharge (2–3% per month at 25°C), a 50% DOD cycle life of over 3,000 cycles, and a float service life of 12–15 years. Supports fast charging and comes with CE, UL, ISO, and IEC certifications. Available in a grey body with black cover, it offers 1–3 years warranty depending on application, providing reliable, long-lasting power for industrial and renewable energy applications.

HTL6-225
Nominal Voltage 6V (3 cells per unit)
Design Floating Life @ 25℃ 20 Years
Nominal Capacity @ 25℃ 20 hour rate@ 21.0A, 5.4V 225Ah
Capacity @ 25℃ 10 hour rate (37.8A, 5.4V) 203Ah
5 hour rate (66.8A, 5.25V) 179Ah
1 hour rate (233.3A, 4.8V) 129.9Ah
Internal Resistance  Full Charged Battery@ 25℃  â‰¤2.7mΩ
Ambient Temperature Discharge  -25℃~60℃
Charge  -25℃~60℃
Storage  -25℃~60℃
Max.Discharge Current @ 25℃ 675A(5s)
Capacity affected by Temperature (10 hour ) 40℃ 108%
25℃ 100%
0℃ 90%
-15℃ 70%
Self-Discharge@25℃per Month 3%
Charge (Constant Voltage) @ 25℃ Standby Use Initial Charging Current Less than 45A Voltage 6.8 – 6.9V
Cycle Use Initial Charging Current Less than  45A  Voltage 7.2 – 7.45V
Dimension (mm*mm*mm) Length 243±1 * Width 187±1 * Height  275±1 (Total Height 275±1)
Weight (kg) 30.6±3%

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