Eaton CR2477N 3V Lithium Manganese Dioxide Coin Cell Battery 265647

Button cell batteries like the Eaton CR2477N deliver dependable 3V power for small electronic devices, with a lithium manganese dioxide chemistry that ensures stable voltage and long shelf life. This single-use CR2477 coin cell is engineered for memory backup, watches, calculators, remote controls, and other compact applications where reliable energy is critical.

Advantages

The CR2477N offers a high energy density and low self-discharge rate, providing years of maintenance-free operation. Its 24 mm diameter and 7.7 mm height fit standard CR2477 compartments, while the 3V nominal voltage matches the requirements of most modern electronics. The robust construction resists leakage and performs consistently across a wide temperature range.

Suitable for

• Memory backup in computers and industrial controllers
• Wristwatches and small digital clocks
• Calculators and electronic organizers
• Remote controls and key fobs
• Medical devices and sensors

Key specifications

• Battery type: Single-use (primary) lithium manganese dioxide
• Battery size code: CR2477
• Nominal voltage: 3 V
• Form factor: Coin cell / button cell
• Diameter: 24 mm
• Height: 7.7 mm
• Weight: 24 g
• Rechargeable: No
• IEC designation: CR2477

Recommendations

For optimal performance, store the battery in a cool, dry place and avoid short-circuiting the terminals. Replace all batteries in a device at the same time, and do not mix old and new cells. Dispose of used batteries according to local regulations.