321 Battery Equivalent
Equivalent codes for the 321 watch battery across major manufacturers, with dimensions, voltage and chemistry.
Diameter
6.8 mm
Height
1.6 mm
Voltage
1.55V
Chemistry
Silver Oxide (Low Drain)
Equivalent codes
- IEC
- SR616SW
- Renata
- 321
- Sony
- SR616SW
- Maxell
- SR616SW
- Energizer
- 321
- Varta
- V321
- Duracell
- D321
Full row
| IEC | Renata | Sony | Maxell | Energizer | Varta | Duracell | Ø mm | H mm | V | Chemistry |
|---|---|---|---|---|---|---|---|---|---|---|
| SR616SW | 321 | SR616SW | SR616SW | 321 | V321 | D321 | 6.8 | 1.6 | 1.55V | Silver Oxide (Low Drain) |