Battery Energizer EN394/380P1

Energizer EN394/380P1 is a silver oxide button cell battery with a nominal voltage of 1.55 V and a typical capacity of 63 mAh. Designed for small electronic devices, this battery is intended for use in watches, calculators and similar low-drain devices and has a shelf life of up to 5 years. The construction is leak-resistant and follows the 394/380 size designation to match compatible device contacts.

Advantages

The Energizer EN394/380P1 provides stable voltage output for accurate timekeeping and reliable operation of small electronics. Its silver oxide chemistry delivers consistent performance over the cell’s service life. A long shelf life and leak-resistant construction reduce maintenance and the need for frequent replacement.

Suitable for

• Wristwatches
• Calculators
• Small medical devices (e.g., glucose meters — check device compatibility)
• Key fobs and small electronic toys

Key specifications

• Type: 394 / 380
• Model: EN394/380P1
• Voltage: 1.55 V
• Chemistry/System: Silver oxide
• Typical capacity: 63 mAh
• Manufacturer: Energizer
• MPN: 637343
• Shelf life: up to 5 years

How to use

Install the battery in the device following the device manufacturer’s instructions and polarity markings. Ensure contacts are clean and dry before insertion. Replace the old cell with the Energizer EN394/380P1 when device performance (timekeeping, display brightness, or responsiveness) begins to decline. Dispose of used batteries according to local regulations or recycle where facilities exist.

Recommendations

Store unused batteries in a cool, dry place and avoid prolonged exposure to heat. Do not attempt to recharge, disassemble or short-circuit the cell. If the battery shows signs of leakage or damage, do not use it and follow appropriate disposal procedures.