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Basic Information
Discharge Rate
Low Discharge Rate
Usage
Remote Control Boat, Plane
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Applications & Features
Application of Li/SOCL2 Battery:
CMOS memory chips for PC, office automation devices, remote data logging and data acquisition systems, medical instruments, water or gas gauges, security and alarm systems, pulse-/event-counters, various industrial clocks, high temperature systems etc.
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Technical Specifications
| Parameter |
Specification (ER26500) |
| Nominal capacity | 9.0 Ah |
| Nominal voltage | 3.6V |
| Maximum continuous current | 150mA |
| Maximum pulse capability | Typical up to 300 mA |
| Storage Temperature | +30°C max |
| Operating temperature range | - 60°C to +85°C |
| Typical weight | 52g |
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ER Series Model Comparison
| Model |
Cell Size |
Voltage (V) |
Capacity (mAh) |
Max Cont. Current (mA) |
Max Pulse (mA) |
Dimension (mm) |
Weight (g) |
| ER14250 | 1/2AA | 3.6 | 1200 | 25 | 50 | Φ14.5*25.0 | 10 |
| ER14335 | 2/3AA | 3.6 | 1650 | 75 | 150 | Φ14.5*33.5 | 13 |
| ER14505 | AA | 3.6 | 2500 | 100 | 200 | Φ14.5*50.5 | 19 |
| ER17335 | 2/3A | 3.6 | 2200 | 100 | 200 | Φ17*33.5 | 19 |
| ER17505 | A | 3.6 | 3500 | 100 | 200 | Φ17.5*50.5 | 26 |
| ER18505 | A | 3.6 | 4000 | 130 | 200 | Φ18.5*50.5 | 32 |
| ER26500 | C | 3.6 | 8500 | 200 | 400 | Φ26.2*50 | 58 |
| ER34615 | D | 3.6 | 19000 | 230 | 400 | Φ34.2*61.5 | 107 |
| ER261020 | CC | 3.6 | 17000 | 200 | 400 | Φ26.2*100 | 100 |
| ER341245 | DD | 3.6 | 35000 | 400 | 600 | Φ34.2*125 | 220 |
| ER9V | - | 10.8 | 1200 | 25 | 50 | Φ26*17*48.8 | 40 |
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Frequently Asked Questions
1. What type of battery is the ER26500?
The ER26500 is a non-rechargeable Lithium Thionyl Chloride (Li-SOCl2) primary battery, known for its high energy density and stable discharge voltage.
2. Can this battery be used in extreme temperatures?
Yes, it features a wide operating temperature range from -60°C to +85°C, making it suitable for both high-temperature industrial environments and cold climates.
3. Is the ER26500 battery rechargeable?
No, this is a disposable primary battery. Attempting to recharge it can be dangerous and may damage the equipment or cause safety hazards.
4. What are the common applications for this battery size?
Common applications include smart meters (water, gas, electricity), CMOS memory backup, medical equipment, security alarms, and remote tracking devices.
5. What is the shelf life of the ER26500?
Due to its very low self-discharge rate (less than 1% per year at 20°C), it can be stored for up to 10 years under proper conditions.
6. How should I store these batteries?
Batteries should be stored in a cool, dry, and well-ventilated area, preferably at a temperature not exceeding +30°C for maximum longevity.
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