CSB GP645 6V 4.5Ah VRLA AGM Battery
Maintenance-Free AGM Technology
Valve Regulated Lead Acid (VRLA) AGM technology with efficient gas recombination up to 99%.
Compact and Lightweight Design
Small form factor suitable for standby power and compact backup systems.
Reliable Standby Performance
Designed specifically for float service standby power applications.
Pure Lead Construction
Pure lead construction and proprietary elements provide stable discharge performance.
Wide Operating Temperature Range
Stable operation across various environmental conditions.
International Safety Standards
Built in accordance with IEC 61056-1/2:2012 and UL certified standards.
🔧 Core Specifications
| Parameter | Specification |
|---|---|
| Model | GP645 |
| Brand | CSB Battery |
| Nominal Voltage | 6V |
| Nominal Capacity (20Hr) | 4.58Ah |
| Nominal Capacity (8Hr) | 4.25Ah |
| Battery Type | VRLA AGM / Sealed Lead Acid |
| Design Life | Up to 5 Years |
| Max Charge Current | 1.35A |
| Max Discharge Current | 90A |
| Short Circuit Current | 137A |
| Internal Resistance | Approx. 18.5mΩ |
| Terminal Type | F2 Terminal – Faston Tab 250 |
| Weight | 0.84kg (1.85 lbs) |
| Dimensions (L×W×H) | 70 × 48 × 107.5 mm |
| Container Material | ABS |
| Operating Temp (Discharge) | -15°C ~ 50°C |
| Operating Temp (Charge/Storage) | -15°C ~ 40°C |
| Float Charging Voltage | 6.75 – 6.90V |
| Equalization Charging Voltage | 7.20 – 7.50V |
| Self Discharge | Less than 10% after 90 days |
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