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CR2430 battery

24.5 × 3 mm · 3 V
lithium coin cell · about 290 mAh (varies by brand)

Buy CR2430 batteries

CR2430 coin cell
A CR2430 cell · Photo: Grzegorz W. Tężycki, CC BY-SA 4.0, via Wikimedia Commons (resized)

CR2430 size, drawn to scale

CR2430+24.5 mmThickness (side view)CR2477 · 7.7 mmCR2450 · 5 mmCR2430 · 3 mm
Drawn to scale by FobCells. The flat side marked + is the positive side.

CR2430 equivalents

The same size is sold as: DL2430ECR24305011LC

CR2430 vs similar sizes

BatteryThicknessTypical capacitySwap for CR2430?
CR24303 mm290 mAh-
CR24505 mm620 mAhNo: different thickness
CR24777.7 mm1000 mAhNo: different thickness
CR2430 battery: size, specs, equivalents and what uses it | FobCells