The Ramway ER26500M is a robust 3.6V lithium-thionyl chloride (Li-SOCl₂) battery in the C-size format, engineered for long-lasting performance in demanding industrial and commercial applications. Featuring a high energy density and low self-discharge rate, this battery is ideal for use in utility meters, medical devices, security systems, IoT sensors, and other equipment requiring reliable, long-term power. The “M” designation typically indicates a variant with solder pins or special terminals for easy integration into custom hardware.
Brand:
| Specification | Details |
|---|---|
| Brand | Ramway |
| Model | ER26500M |
| Battery Type | Lithium Thionyl Chloride (Li-SOCl₂) |
| Nominal Voltage | 3.6 V |
| Nominal Capacity | Approx. 7600 mAh |
| Max Continuous Current | Typically 100 mA |
| Max Pulse Current | Up to 300 mA |
| Self-Discharge Rate | ≤1% per year at 25°C |
| Shelf Life | Up to 10–15 years |
| Operating Temperature | –55°C to +85°C |
| Dimensions | Approx. 26.2 mm (Diameter) × 50 mm (Length) |
| Weight | Approx. 95 grams |
| Terminal Type | Flat top or solder pins (M variant) |
| Applications | Utility meters, medical equipment, security devices, IoT sensors, industrial electronics |
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