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CR2032 battery
CR2032
3V · 20 × 3.2 mm · Lithium
The CR2032 is the most common 3V lithium coin cell in the world — if a device takes a coin battery, this is the one to check for first.
Specifications
| Battery type | CR2032 |
| Voltage | 3V |
| Size | 20 × 3.2 mm |
| Chemistry | Lithium |
| Equivalents | BR2032, DL2032, ECR2032, 5004LC |
| Common uses | Motherboard CMOS, car key fobs, fitness trackers, kitchen scales, medical sensors. |
🔍 Battery cross-reference finder
Type any common code to see its voltage, size and interchangeable equivalents.
💡 It is 3.2 mm thick. Do not confuse it with the thinner CR2025 (2.5 mm) or CR2016 (1.6 mm) — they share the 20 mm width but are not always interchangeable in tight holders.
Frequently asked questions
- What is a CR2032 battery equivalent to?
- The CR2032 is interchangeable with: BR2032, DL2032, ECR2032, 5004LC. These share the same size and voltage.
- What voltage is a CR2032 battery?
- A CR2032 is 3V, measuring 20 × 3.2 mm.
- What is a CR2032 battery used for?
- Motherboard CMOS, car key fobs, fitness trackers, kitchen scales, medical sensors.