


AGM and Gel Series
SMAX ST-645
6V · 4.5Ah · Sealed AGM

Sealed, maintenance-free deep cycle AGM and Gel batteries from 4V to 12V and from 1.3Ah to 260Ah, for alarms, UPS, emergency lighting, medical equipment, solar systems, telecom and RV.
Applications
- Electric tools and toys
- Emergency lighting
- Medical equipment
- Alarms and UPS
SMAX GlobalDistributors, importers and projects
Wholesale quoteSMAX VenezuelaSMAX Authorized Distributor
Specifications
| Model | ST-645 |
|---|---|
| Series | AGM and Gel Series |
| Nominal voltage | 6V |
| Capacity (20-hr) | 4.5Ah |
| Dimensions | 70 × 47 × 101 mm (107 mm with terminal) |
| Approx. weight | 0.72 kg |
| Terminal | F1 (187) |
| Internal resistance | 25 mΩ |
| Self-discharge (3 months) | 91% capacity retained |
| Cycle charge | 7.20 – 7.50V |
| Float | 6.75 – 6.90V |
| Certifications | CE · ISO 9001 · ISO 14001 |



