The Maxell SR721SW is a coin cell battery in the 362/361/532/SR721W/SR721SW/D362 series, delivering 1.55V of nominal voltage. It is designed for reliable, long-lasting power in compact devices.
10 batteries per blister pack for convenient storage and dispensing
Zinc silver oxide chemistry provides stable voltage and extended shelf life
Compatible with a wide range of devices using SR58/V362/362/361/532/SR721W/SR721SW/D362 battery types
Ultra-lightweight at 0.5 g per cell — ideal for weight-sensitive applications
What sets the Maxell SR721SW apart
Maxell is a globally recognised battery manufacturer with decades of experience in coin cell production. The SR721SW series is engineered for consistent performance across a broad compatibility range, making it a dependable choice for both professional and consumer applications.
Ideal for...
Watch manufacturers, electronics technicians, and hobbyists who need a reliable, high-quality coin cell battery in bulk quantities. The 10-pack blister format is suited for workshops, retail restocking, and regular maintenance of battery-powered devices.
Application of Maxell SR721SW
Used in wristwatches, calculators, remote controls, small electronic toys, medical devices, and other compact battery-powered equipment. The zinc silver oxide chemistry ensures a steady discharge curve, making it suitable for devices that require consistent voltage over extended operating periods.
Maxell is a Japanese battery manufacturer founded in 1964, now part of the Maxell Holdings group. The company produces a wide range of consumer and industrial batteries, including alkaline, lithium, and zinc silver oxide coin cells. Maxell is known for reliable quality and broad compatibility across watch, calculator, and remote-control applications. The SR721SW is one of their standard coin cell products in the 362-series family.
The SR721SW is compatible with all devices using SR58, V362, 362, 361, 532, SR721W, SR721SW, or D362 battery types, including wristwatches, calculators, and remote controls.
The SR721SW delivers 1.55V nominal voltage and uses zinc silver oxide chemistry, which provides a stable discharge curve and extended shelf life.
Each pack contains 10 coin cell batteries in a blister format for easy storage and individual dispensing.
Each cell weighs 0.5 g, making it ultra-lightweight and suitable for weight-sensitive portable devices.
Maxell provides a 24-month manufacturer warranty on this product, ensuring long-term quality assurance and investment protection.
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