The EMOS B3392F1 Watch Battery 392F SR41 SR736 39 mAh 1.55V 1 piece is compared against similar alternatives: Varta SR41 and Varta V392 SR41 Silver-Oxide 1.55V, 3.6×7.9 mm, 1 pc. All compared products are single-use silver-oxide button cell batteries with a nominal voltage of 1.55 V, designed for wristwatches, calculators, and precision small electronics. They share the same core purpose and physical format, with minor differences in brand presentation and available technical details.
⚙️ The specifications comparison table below evaluates battery type, chemical composition, voltage, capacity, and physical dimensions to highlight practical similarities and differences.
| Parameter | EMOS B3392F1 | Varta SR41 | Varta V392 SR41 | Practical significance |
|---|
| Battery size | SR41 / SR736 / 392F | SR41 / 392 | SR41 | All three options share the exact same standard form factor and fit the same battery compartments. |
| Chemical composition | Silver-Oxide | Silver-Oxide (MVL) | Silver-Oxide | Ensures stable voltage discharge and reliable power delivery throughout use. |
| Voltage | 1.55 V | 1.55 V | 1.55 V | Identical operating voltage makes them safely interchangeable in sensitive electronics. |
| Capacity | 39 mAh | Not specified | Not specified | EMOS explicitly provides capacity data, helping users gauge expected longevity. |
| Dimensions and weight | Not specified | Not specified | 3.6 × 7.9 mm, 0.69 g | Standardized dimensions ensure a proper physical fit in all compatible watches and devices. |
◎ The suitability table below outlines which product is best suited for specific user needs and application scenarios.
| Use case | Recommended product | Why |
|---|
| Wristwatches and calculators | Any product | All options provide 1.55 V and fit standard SR41 device requirements. |
| Knowing exact energy capacity | EMOS B3392F1 | The 39 mAh capacity is clearly specified for better estimation. |
| Small medical instruments and fobs | Varta V392 SR41 or Varta SR41 | Well-known alternatives that deliver stable low-current power. |
EMOS B3392F1 is a reliable silver-oxide button cell that offers identical core compatibility and voltage to the Varta alternatives. Its primary advantage is the transparently stated capacity rating. Buyers can choose based on brand preference, as all compared models serve the exact same everyday precision electronics use cases.