CR2032 Battery
Also known as: Lithium coin cell
Most common coin cell battery. Excellent shelf life and temperature stability. Used in applications requiring long-term, low-current power. In microamp applications, can last over 10 years.
Quick Specifications
Voltage
3V
Capacity
210-240 mAh
Size
⌀20 mm
Height
3.2 mm
Technical Drawing
Dimensions shown in mm. Drawing not to scale.
Chemistry & Performance
| Chemistry | Voltage | Capacity | End Voltage |
|---|---|---|---|
| Lithium Manganese Dioxide | 3V | 210-240 mAh | 2V |
Physical Specifications
- Diameter
- 20 mm
- Height
- 3.2 mm
- Weight (typical)
- 3.1 g
Standard Designations
IEC Code
CR2032
Common Uses
- Computer motherboards (CMOS)
- Car key fobs
- Watches
- Calculators
- Garage door openers
- Fitness trackers
- LED candles
- Digital calipers
- Medical devices
- IoT sensors
Temperature Range
Operating
-30°C to 85°C
Storage
-40°C to 100°C
Data Sources
- Energizer CR2032 Technical Datasheet
Retrieved: 2025-01-09
- Duracell CR2032 Datasheet
Retrieved: 2025-01-09