Condition: All Brand New!

5PC Maxell SR521SW 379 15mAh 1.55V Silver Oxide Button Cell Battery
Maxell Coin Cell Battery 379 SR521SW is most often used as a watch battery replacement. Button battery cells can also be used in other electronic devices such as key less remote entry systems for cars and homes, in hand-held electronic devices, and as batteries in calculators, photo cameras, audio books, games, toys, and more. Has a shelf life of 5+ years.

  • Brand / Type: Maxell
  • Model: 379 SR521SW
  • Chemistry: Silver Oxide
  • Output Voltage: 1.55V
  • Height: 2.15mm
  • Weight: 0.002lbs
  • Diameter: 5.8mm
  • Capacity: 14-16 mAh
Equivalent Battery Types:
AWI S56, Beltone B379L, Bulova 618, Citizen 280-59, Duracell D379, 379B, Eveready 379, Gold Peak GP79, I.E.C. SR63, Neda 1191SO, Panasonic SP379, SR521SW, Rayovac RW327, 379-1W, Renata 50, Seiko SB-DC, SBDC, SBAC, TR521SW, Sony SR521SW, Timex Type JA, Toshiba TR521SW, Varta V379, 520, Vinnic S521S, Other 8073

Item Quantity: Each order has 5 cell batteries.



  • Within 14 days of receiving your order, you can request refund or exchange. Defective item or content discrepancies must be reported within 14 days of delivery. Returns must have all original packaging and accessories. Buyer is responsible for return shipping costs and insurance.
  • RMA number is required for all returns. Please email and request RMA number. Items returned without RMA number will not be accepted.
  • After 14 days of delivery, please contact manufacturer directly!

  • Free shipping within Canada and the U.S.A.
  • This item will be shipped from our Canadian warehouse via Canada Post
  • Your order will be processed within 24 hours(EXCLUDING weekend and holidays) after we receive your payment.