The Seizaiken SR912SW is a high-quality, mercury-free silver oxide coin cell battery (1.55 V, 15 mAh) manufactured by Seiko Instruments Inc. Designed for low-drain devices, it is a standard power source predominantly used across the watchmaking and precision measurement industries.
Primary Device Applications
Because of its ultra-thin profile and highly stable voltage, the SR912SW is equipped mostly in the following types of devices:
- Analog Watches: Standard in many Japanese and Swiss analog watch movements.
- Timepiece Modules: Installed as original equipment by major manufacturers like Hattori and Seiko.
- Precision Measurement Instruments: Utilized in select digital medical devices, and micro-sensors.
- Compact Timers: Found in small portable metronomes and digital tuners