Maxell CR1620 Battery – Slim Design, Dependable Power

The Maxell CR1620 battery is a slim, high-quality 3V lithium coin cell designed for compact electronics that require reliable, long-lasting power. Measuring just 16mm in diameter and 2.0mm in thickness, this battery delivers stable voltage in a small form factor, making it ideal for watches, calculators, heart rate monitors, and keyless remote controls. With a long shelf life, exceptional leakage resistance, and dependable performance, the CR1620 combines Maxell’s expertise in lithium technology with the precision needed for sensitive devices.

Overview of the Maxell CR1620 Lithium Coin Cell

The CR1620’s 16mm diameter and 2.0mm thickness allow it to fit into devices where space is extremely limited. Using lithium manganese dioxide (Li-MnO2) chemistry, it provides high energy density for its size and a stable output that supports both low-drain and intermittent-use applications. With a capacity of approximately 70 mAh, the CR1620 delivers consistent performance in compact electronics that demand precision and reliability.

Core Specifications

• Model: Maxell CR1620
• Voltage: 3 Volts
• Capacity: Approximately 70 mAh
• Chemistry: Lithium Manganese Dioxide (Li-MnO2)
• Diameter: 16 mm
• Height: 2.0 mm
• Weight: Around 1.2 grams
• Operating Temperature: -20°C to +60°C

Why Choose the Maxell CR1620?

The Maxell CR1620 lithium coin cell for small electronics is engineered for devices that require consistent voltage output in a compact, slim design. Maxell’s manufacturing precision ensures long-term performance, leak protection, and compatibility across a wide range of applications.

Key Advantages

1. Slim Profile: At only 2.0mm thick, it fits in ultra-compact devices.
2. Stable Voltage: Delivers consistent energy output throughout its lifespan.
3. Long Shelf Life: Retains charge for years in storage when kept properly.
4. Leakage Resistance: Protects electronics from potential corrosion.
5. Temperature Endurance: Operates reliably in both hot and cold climates.

Common Applications for the Maxell CR1620

The CR1620’s compact size and dependable output make it ideal for a variety of low-drain and intermittent-use devices.

1. Watches

The reliable CR1620 battery for watches provides steady power for accurate timekeeping in slim watch designs.

2. Calculators

The long-lasting 3V lithium battery for calculators ensures extended operation without performance drop-offs, perfect for both standard and scientific models.

3. Heart Rate Monitors

Sports and health monitoring devices rely on the CR1620 for accurate readings and consistent performance.

4. Keyless Remotes

Automotive key fobs and small remote controls use the CR1620 for reliable, instant activation.

5. Medical Devices

Used in select glucose meters and digital thermometers, the CR1620 supports essential healthcare tools where reliability is crucial.

Performance and Reliability

The Maxell CR1620 is designed to provide dependable performance for years. Its lithium chemistry ensures steady voltage output, making it suitable for electronics that require precise energy delivery.

Voltage Stability

Maintains its nominal 3V output for most of its service life, ensuring accuracy and reliability in sensitive devices.

Temperature Endurance

Performs well from -20°C to +60°C, making it a versatile choice for devices used in varying climates.

Comparing the CR1620 to Other Coin Cells

The CR1620 offers a thinner profile than the CR1632 while still delivering enough capacity for many everyday devices. It is the preferred choice when device space is extremely limited.

Battery Type	Diameter	Thickness	Capacity	Common Uses
CR1620	16 mm	2.0 mm	~70 mAh	Watches, calculators, remotes
CR1632	16 mm	3.2 mm	~120 mAh	Key fobs, watches, fitness trackers
CR2032	20 mm	3.2 mm	~220 mAh	Medical devices, key fobs, watches

Proper Storage and Handling

Store CR1620 batteries in a cool, dry environment away from direct sunlight. Keep them in original packaging until ready for use to avoid short-circuiting and capacity loss.

Replacing a CR1620 Battery

1. Locate the battery compartment on your device.
2. Open it carefully using the correct tool.
3. Check the polarity before removing the old battery.
4. Insert the new Maxell CR1620 with correct orientation.
5. Close the compartment and confirm device operation.

Environmental Considerations

Dispose of depleted CR1620 batteries through authorized recycling facilities. Lithium coin cells should never be disposed of in household waste due to environmental hazards.

Conclusion

The Maxell CR1620 is a slim, efficient power source for small electronics that demand steady performance. Whether it’s keeping your watch precise, powering a calculator for daily use, or ensuring your heart rate monitor operates accurately, this battery delivers dependable energy in a compact form. With its long shelf life, reliable voltage output, and leak-resistant design, the CR1620 remains a trusted choice for manufacturers and consumers worldwide.