Lithium Coin Cells (3V) reference
BR2032
Battery equivalent chart, replacements, and specs
Voltage
3 V
Chemistry
LiCFx
Capacity
190–210 mAh
Size
20×3.2 mm
BR203220 × 3.2 mm
Conditional alternatives
Conditional- CR2032 — Higher capacity Li-MnO2 for moderate temperatures
Technical data
Specifications
| Specification | Value |
|---|---|
| IEC / Common Code | BR2032 |
| Chemistry | LiCFx |
| Nominal Voltage | 3 V |
| Capacity | 190–210 mAh |
| Cutoff Voltage | ~2 V |
| Dimensions (D × H) | 20 × 3.2 mm |
| Shelf Life | ~10 years (unused, room temp) |
Typical applications
- Industrial CMOS backup
- Outdoor sensors
- Wide-temperature modules
Applications
Side-by-side comparisons
Frequently Asked Questions
Can I use CR2032 instead of BR2032?
Often yes at room temperature. For automotive or outdoor industrial boards, stick to the specified BR chemistry.
Should I always trust cross-reference charts?
Use this guide as a starting point, then confirm with your device manual or manufacturer. Voltage, chemistry, and physical fit must all match for safe operation.
Related Batteries
Review record and primary sources
Reviewed by PlainBattery Technical Review Desk on 2026-08-25. Checked: model and alias mapping, nominal voltage and chemistry, physical dimensions, capacity range and replacement warnings.
- Lithium Technical Handbook: CR Coin-Type Batteries — Panasonic Energy, 2020 handbook (2020). CR/BR dimensions, nominal voltage, capacity, discharge and temperature characteristics.
Revision record: source citations and field-level review scope added September 11, 2026. See our sources and methodology and corrections policy.
Selection notes
Use BR2032 when the board datasheet specifies BR chemistry or extended temperature; otherwise CR2032 is the common consumer choice.
Last verified Aug 25, 2026. Always confirm voltage, chemistry, and dimensions with the device manufacturer before replacing any battery.