AG4 Battery pack of ten. Can be used to replace SR626 watch batteries. Commonly known as an SR66 and LR66 battery. See our full list of equivalent batteries below.
AG4 Battery Specifications:
- Diameter: 6.8mm
- Height: 2.6mm
- Voltage: 1.5V
- Capacity: 18mAh
- Weight: 0.36g
- Operating Temperature: -18℃ to 55 ℃
AG4 Cross Reference and Equivalent Batteries
- 1176SO, 177, 376, 377, 377A, 377X, 377BA, E377, E377A, E377CA, , 377S, V377, D377
- 280-39, 626, 606, 626A, A1398
- BP10, G4, G4A, GP177, GP377, GP7, GP77, GP77A
- L626, LR626, LR626SW, LR66
- SG4, SR4, SB-AW, S626E
- SR626, SR626SW, SR626W, SR66, SR66SW, SR628SW, SR6265W, SR66SW, SR625SW, CR626SW
With a low discharge rate of <1% per year equating to a 10+year shelf life with almost full capacity. AG4 specifications & datasheet. We have a full range of AG4 batteries with all major brands available.

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