LR521 Battery Pack of 10 Alkaline 1.5V

LR521 Battery – pack of ten. Can be used to replace SR521SW watch batteries. Commonly known as an SR63 and AG0 battery. See our full list of equivalent batteries below.

LR521 Battery Specifications:

• Diameter: 5.8mm
• Height: 2.1mm
• Voltage: 1.5V
• Capacity: 10mAh
• Operating Temperature: -18℃ to 55 ℃
• Chemistry: Alkaline

LR521 Cross Reference and Equivalent Batteries

• AG0, AG-0, LR521
• 379, 379A, 379X, 379LD, UC379, 379L, E379, D379, R 379, GP379, SP379, V379
• 521A, S521E
• 618, JA, RW 327
• SB-AC, SB-AC/DC
• 1191SO, 280-59
• SG-521S, SR 521 SW, SR521, SR521SW, SR63, SR63, SG0

With a low discharge rate of <1% per year equating to a 10+year shelf life with almost full capacity. LR521 datasheet. We have a full range of LR521 batteries with all major brands available.