ER18505 Lithium Rechargeable Battery with Wire Leads (11.5cm) 3.6V 3.8Ah
ER18505 A is a 3.6V lithium thionyl chloride (Li-SOCl₂) battery with a capacity of 3.8Ah, designed for applications requiring long-lasting, reliable power. It comes equipped with wire leads for easy integration into various devices.
Features:
- High Energy Density where provides a substantial amount of energy relative to its size, making it suitable for compact devices.
- Stable Voltage Output where maintains a consistent voltage throughout its discharge cycle, ensuring reliable performance.
- Low Self-Discharge Rate where exhibits a self-discharge rate of less than 1% per year, allowing for long-term storage without significant energy loss.
- Wide Operating Temperature Range where functions effectively in temperatures ranging from -55°C to +85°C, accommodating various environmental conditions.
Specifications:
| Specification | Detail |
|---|---|
| Battery Type: | Lithium thionyl chloride (Li-SOCl₂) |
| Model: | ER18505M |
| Rechargeable: | Yes |
| Size: | A |
| Nominal Voltage: | 3.6 V |
| Nominal Capacity: | 3.8 Ah |
| Diameter: | 18 mm |
| Length: | 49 mm |
| Terminals: | Wire Leads |
| Wire Length: | 11.5 cm |
| Connector: | JST 2-pin Connector |
Applications:
- Wireless alarm systems.
- Memory backup for computers.
- High-tech dive computers.
- MP3 players.
- Bar-code scanners.
- Night vision equipment.
Package Contents:
- 1x ER18505 Lithium Rechargeable Battery with Wire Leads 3.6V 3.8Ah

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