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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.
Basic Info.
| Specification | Details |
|---|---|
| Model NO. | SHTL6-420 |
| Nominal Voltage | 6V |
| Nominal Capacity | 420 Ah (6V @ C20) |
| Discharge Rate / Type | Deep cycle / High discharge GEL (HTL series) |
| Electrolyte | Gel (sealed) |
| Installation | Fixed / stationary |
| Rechargeable | Yes (rechargeable) |
| Weight | ≈ 57.1 kg |
| Warranty | 3 years (manufacturer listing) |
| Terminal | M8 (T5/AF style bolt M8×18) |
| Design Floating Life | 15–20 years (design float life at 25°C for HTL series) |
| Internal Resistance | ≤ 1.6 mΩ |
| Ambient Temperature | Operating range: approx. -40°C to +60°C (HTL series) |
| Max. Discharge Current | 1000 A (5 s) |
| Self-Discharge @ 25°C | ≤ 3% per month |
| Standby Use (float charge) | Charge voltage ~6.8–6.9 V (current limit as recommended by maker) |
| Cycle Use (recommended charge) | Charge voltage ~7.2–7.45 V (current limit as recommended by maker) |
| Cycle Life | ~1500–1600 cycles @ 50% DOD (HTL series typical) |
| Transport Package | Carton + pallet |
| Dimensions (L × W × H) | 295 × 178 × 404 mm (TH 410 mm where specified) |
| Trademark / Brand | CSPOWER / OEM |
| Origin | Shenzhen, Guangdong, China |
| HS Code | 8507.20.0000 |
| Production Capacity (manufacturer) | ~5,000,000 pieces / year (company listing) |
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