The Maxell SR626SW is a coin cell battery in the 377/V377/SR626SW size, delivering 1.55V nominal voltage. It is supplied as a 10-piece blister pack, ready for immediate use in watches, calculators, and other small electronic devices.
10-pack blister format provides a convenient, organized storage and dispensing solution for single-cell devices
1.55V output ensures reliable, stable power delivery for precision instruments and low-drain electronics
Zinc silver oxide chemistry offers a long, flat discharge curve and leak-resistant construction
Compact coin cell form factor fits standard watch and small-device battery compartments
What sets the Maxell SR626SW apart
The SR626SW belongs to Maxell's widely used 377 battery family, which is compatible with a broad range of devices originally designed for SR66, V377, 565, 376, D377, and SR626W equivalents. The zinc silver oxide chemistry provides consistent voltage throughout the battery's service life, making it suitable for devices that demand reliable, long-lasting power.
Ideal for...
Watch owners, calculator users, and owners of small electronic devices that require a compact, single-cell battery replacement. The 10-pack format is well suited for households and workshops where multiple devices of this type are in regular use.
Application of Maxell SR626SW
Identify the battery compartment in your device and confirm the 377/SR626SW size compatibility
Insert the coin cell with the positive (+) side facing up, as indicated by the device markings
Store spare cells in the blister pack at room temperature to preserve shelf life
Maxell is a Japanese manufacturer of batteries and electronic components, established in 1931. The company produces a wide range of primary and rechargeable batteries, including coin cells, alkaline, lithium, and nickel-metal hydride cells for consumer and industrial applications.
The SR626SW is compatible with any device designed for 377/V377/SR626SW size batteries, including watches, calculators, laser pointers, and small remote controls. It is also interchangeable with SR66, 565, 376, D377, and SR626W equivalents.
The Maxell SR626SW delivers 1.55V nominal voltage and uses a zinc silver oxide (Zn-Ag2O) chemical system, which provides a stable, long-lasting discharge curve.
Each SR626SW cell weighs approximately 0.4 g. The coin cell format has a standard diameter of 6.8 mm and a height of 2.6 mm, fitting most watch and small-device compartments.
The product is supplied as a 10-piece blister pack, with each cell individually sealed. No additional accessories or charger are included, as this is a primary (non-rechargeable) battery.
Maxell provides a 24-month manufacturer's warranty on this product. The warranty covers manufacturing defects under normal use conditions.
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