391 Battery Equivalent
Find equivalent codes, dimensions, voltage and chemistry for the 391 watch battery across major manufacturers including Renata, Sony, Maxell, Energizer, Varta and Duracell.
Equivalent Codes
| Brand | Equivalent |
|---|---|
| IEC | SR1120W |
| Renata | 391 |
| Sony | SR1120W |
| Maxell | SR1120W |
| Energizer | 391 |
| Varta | V391 |
| Duracell | D391 |
Where to buy 391
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Specifications
Diameter
11.6 mm
Height
2.1 mm
Voltage
1.55V
Chemistry
Silver Oxide (High Drain)
Frequently Asked Questions
What is the equivalent of 391 battery?
391 is commonly equivalent to SR1120W, V391, D391.
What is the voltage of a 391 battery?
391 batteries use 1.55V silver oxide (high drain) chemistry.
What watches use a 391 battery?
Many quartz watches from Seiko, Citizen, Casio and other brands use the 391 (11.6×2.1mm) battery size.
Related Batteries
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