Maxell LR41 Alkaline Battery – Small Size, Precision Power

The Maxell LR41 alkaline battery is a compact 1.5V button cell designed to provide steady, dependable energy to precision electronics. Commonly used in digital thermometers, watches, calculators, laser pointers, and small toys, the LR41 delivers consistent performance, excellent leak resistance, and a dependable shelf life. Its small size, lightweight design, and stable voltage make it a trusted choice for devices that require reliable operation in a miniature form factor.

Understanding the Maxell LR41 Alkaline Button Cell

The LR41 measures 7.9mm in diameter and 3.6mm in thickness, with a capacity of approximately 25 mAh. It uses alkaline chemistry to deliver steady power for low-drain and short-burst devices. This makes it cost-effective while still offering the stability and durability needed for sensitive electronics.

Core Specifications

• Model: Maxell LR41
• Voltage: 1.5 Volts
• Capacity: Approximately 25 mAh
• Chemistry: Alkaline
• Diameter: 7.9 mm
• Height: 3.6 mm
• Weight: Around 0.6 grams
• Operating Temperature: -10°C to +60°C

Why Choose the Maxell LR41?

The Maxell LR41 alkaline button cell for precision devices delivers a combination of compact size, steady power output, and high reliability. Maxell’s stringent manufacturing standards ensure each battery provides leak resistance, long shelf life, and consistent performance in both everyday and specialized applications.

Key Advantages

1. Ultra-Compact Size: Fits the smallest electronic devices without compromising performance.
2. Stable Voltage: Maintains a steady 1.5V output for accurate device operation.
3. Leak-Resistant Design: Protects sensitive devices from internal damage.
4. Long Shelf Life: Retains charge for years when stored correctly.
5. Trusted Performance: Backed by Maxell’s engineering excellence.

Common Applications for the Maxell LR41

This battery is widely used in precision electronics where compact dimensions and reliable voltage are essential.

1. Thermometers and Watches

The long-lasting 1.5V battery for thermometers and watches ensures accurate temperature readings and timekeeping in compact devices.

2. Calculators

Powers slim calculators with dependable performance for everyday and professional use.

3. Laser Pointers

Delivers steady energy for bright, consistent beam output in small laser devices.

4. Toys and Gadgets

Suitable for miniature toys, novelty items, and compact electronics that require small batteries.

5. Small Medical Devices

The reliable LR41 battery for small electronics is used in certain medical tools where voltage stability is critical.

Performance and Reliability

The LR41’s alkaline chemistry ensures a flat discharge profile, allowing devices to operate at stable voltage levels for most of the battery’s lifespan. This makes it well-suited for applications where even minor voltage drops could affect performance.

Voltage Stability

Maintains its nominal 1.5V output across most of its usable life, avoiding erratic behavior in sensitive devices.

Temperature Endurance

Performs reliably in environments ranging from -10°C to +60°C, making it suitable for indoor and outdoor applications.

Comparing the LR41 to Other Button Cells

The LR41 is one of the smallest alkaline button cells available. While it offers lower capacity than larger cells like the LR43 or LR44, its miniature size makes it perfect for ultra-compact devices.

Battery Type	Diameter	Thickness	Voltage	Capacity	Common Uses
LR41	7.9 mm	3.6 mm	1.5V	~25 mAh	Thermometers, watches, calculators
LR43	11.6 mm	4.2 mm	1.5V	~115 mAh	Watches, medical devices, calculators
LR44	11.6 mm	5.4 mm	1.5V	~110 mAh	Watches, calculators, toys

Proper Storage and Handling

Store LR41 batteries in a cool, dry environment away from direct sunlight. Keep them in original packaging until ready for use to prevent short-circuiting or accidental discharge.

Replacing an LR41 Battery

1. Identify the battery compartment on your device.
2. Open it carefully using the correct tool or release latch.
3. Note the polarity before removing the old battery.
4. Insert the new Maxell LR41 with correct orientation.
5. Close the compartment and confirm device operation.

Environmental Considerations

Recycle LR41 batteries through approved collection points. Button cells contain materials that should not be disposed of in household waste to protect the environment.

Conclusion

The Maxell LR41 is a miniature alkaline button cell that delivers consistent, precise energy to ultra-compact devices. Whether it’s keeping a thermometer accurate, a watch on time, or a small calculator ready for use, this battery offers the reliability, voltage stability, and shelf life needed for demanding applications. With its compact size, dependable chemistry, and trusted brand reputation, the LR41 is a go-to solution for precision electronics worldwide.