Energizer 379 Watch Battery

Keep your precision timepieces running accurately with the Energizer 379 Watch Battery. This high-quality silver-oxide cell is specifically engineered for ultra-compact analog and digital watches that require a slim, reliable power source.

Designed with leak-resistant technology, the Energizer 379 ensures that your watch's delicate internal movements are protected from damage for up to 7 days after the battery is fully exhausted. Its 1.55V silver-oxide chemistry provides a stable voltage discharge, which is vital for maintaining the exact timing of quartz movements.

Key Features

• Stable 1.55V Output: Delivers consistent voltage throughout its service life, ensuring superior timekeeping accuracy for quartz watch movements.
• Leak-Resistant Construction: Built to safeguard high-end watch internals against damaging leaks, even after the battery has been depleted.
• Long Shelf Life: Formulated to hold its full power for up to 3 years in storage, making it a dependable choice for keeping spares on hand.
• Mercury-Free Formula: Like all Energizer watch batteries, the 379 is 100% mercury-free, providing an environmentally conscious power solution without sacrificing performance.
• Ultra-Compact Design: Specifically designed for low-drain, small-scale electronics and super-slim watch profiles.

Specifications at a Glance

• Voltage: 1.55 V
• Chemistry: Silver Oxide
• Dimensions: 5.8 mm (Diameter) x 2.1 mm (Height)
• Common Applications: Primarily used in slim analog watches, small digital devices, and specialized medical instruments.

Also Known As

This battery size is common across multiple manufacturers and is frequently listed as:SR521SW, SR521, V379, D379, 618, SB-AC/DC, and 280-59.