
LR41 batteries are widely used in various devices, including smoke detectors and laser pointers. They're a popular choice for many applications.
LR41 batteries have a voltage of 1.55V and a current of 1000mAh. This makes them suitable for low-drain devices.
These batteries are relatively small, measuring 9mm in diameter and 5.4mm in height. Their compact size allows for easy installation in small devices.
The LR41 battery type is also known as a SR41 or SR920SW, depending on the manufacturer.
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LR41 Battery Applications
LR41 batteries are commonly used in a variety of devices, including medical devices, remote controls, toys, and security systems.
These devices often contain multiple circuit board components to ensure proper functionality and power management.
Watches and clocks rely on LR41 batteries to supply the energy required for timekeeping.
Calculators use LR41 batteries to ensure correct calculations, offering steady power.
Medical devices, such as digital thermometers, diabetes meters, and hearing aids, require reliable and long-lasting power, which LR41 batteries provide.
Remote controls for garage doors, car keys, and other small electronic devices frequently employ LR41 batteries.
Toys, including electronic ones, utilize LR41 batteries due to their small size and consistent voltage output.
Laser pointers also run on LR41 batteries because of their tiny form factor.
Security systems use LR41 batteries as a backup power source in certain panels.
Here's a list of some common devices that use LR41 batteries:
- Watches and clocks
- Calculators
- Medical devices (digital thermometers, diabetes meters, hearing aids)
- Remote controls
- Toys
- Laser pointers
- Security systems
LR41 batteries are a popular choice due to their adaptability and suitability for uses requiring a compact but reliable power source.
LR41 Battery Advantages
The LR41 battery is a reliable choice for powering small electronics, thanks to its compact size. It measures 7.9 mm in diameter and 3.6 mm in height, making it a perfect fit for space-constrained devices.
One of the standout features of the LR41 battery is its stable voltage output, which is ideal for precision instruments and other delicate devices. It has a nominal voltage of 1.5 volts.
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LR41 batteries have a good capacity of up to 32 milliampere-hours, allowing them to power low-drain devices for extended periods of time.
LR41 batteries are widely available in numerous electronics stores and online marketplaces, making it easy to locate replacements.
LR41 batteries are cost-effective, offering a dependable power source without breaking the bank. They are less expensive than other battery types like lithium or silver oxide.
LR41 batteries have a long shelf life of 2-5 years, making them ideal for infrequently used electronics. As long as they're stored properly, they'll be ready to go when you need them.
LR41 Battery Equivalents
The LR41 battery is a common size, but it's not the only option out there. In fact, there are several equivalents that can be used in its place.
Some popular LR41 battery equivalents include AG3, 392, and 192. These batteries are similar in size, voltage, and capacity, making them suitable replacements in small electronic devices.
When selecting an equivalent battery, it's essential to consider the device's energy demands. While some alternatives may have a longer runtime, their physical size may make them incompatible with the device's design.
Here are some common LR41 battery equivalent models:
- AG3: A very close match to LR41 in size, voltage, and capacity.
- 392: A common replacement model, although it may be more common in specific devices or manufacturers.
- 192: Similar in specifications to LR41 and can be used interchangeably.
- SR41, G3, RW87, LR1120: These models are also equivalents to LR41, but may be more common in different regions or applications.
It's worth noting that even though these batteries are similar, there may be slight differences between products from different manufacturers. Always check the device manual or manufacturer's recommendations to ensure the correct equivalent model is selected.
LR41 Battery Features and Dimensions
The LR41 battery is a compact and reliable power source, widely used in small electronic devices. It has a nominal capacity of 25-32 mAh and a nominal voltage of 1.5 volts.
The LR41 battery is an alkaline button cell battery, specifically designed for low-power applications. Its flat top design makes it easy to install in devices requiring a coin cell battery.
The LR41 battery measures approximately 7.85 mm in diameter and 3.60 mm in height. Its compact size makes it ideal for use in devices where space is limited.
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Here are the key specifications of the LR41 battery:
The LR41 battery has a shelf life of seven years, making it a reliable choice for devices that require long-term power. Its compact design and effective power output make it the perfect choice for low-power applications, guaranteeing extended battery life in common devices.
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LR41 Battery Interchangeability and Compatibility
LR41 batteries are commonly used in small electronic devices, including watches, calculators, hearing aids, and remote controls.
They can also be used as a replacement for batteries with model numbers such as AG3, 384, 392, 192, SR41, G3, RW87, LR1120, and many others, in compatible devices.
However, it's essential to ensure the fit is correct to prevent any problems with the device's functionality, particularly if the battery compartment is made exclusively for the smaller LR41.
In some cases, LR44 batteries can be substituted in place of LR41 cells in gadgets that can handle the bigger size, but it's crucial to check the device's usability and safety.
Interchangeability and Compatibility

LR41 battery interchangeability and compatibility can be a bit confusing, but don't worry, we've got you covered.
LR44 batteries are often substituted for LR41 cells in devices that can handle the bigger size. In fact, many devices made for LR41 batteries can work with LR44 batteries without modification.
However, it's crucial to ensure the fit is correct to prevent any problems with the device's functionality. A bigger battery size can affect the device's usability or safety, especially if the battery compartment is made exclusively for the smaller LR41.
LR41 button cell batteries are commonly used in small electronic devices such as watches, calculators, hearing aids, and remote controls. They're also known by various other model numbers and codes, including AG3, 384, 392, 192, SR41, G3, RW87, LR1120, and many others.
Here's a comparison of the LR43, LR44, and LR41 batteries:
LR41 and LR44 batteries are not completely interchangeable due to their differences in size, voltage, and weight.
Compatibility and Usage

LR41 batteries are commonly used in small electronic devices such as watches, calculators, hearing aids, and remote controls. They can also be used in medical devices like digital thermometers.
LR41 batteries are also known by various other model numbers and codes, including AG3, 384, 392, 192, SR41, G3, RW87, LR1120, and many others. This means that they can be used as a replacement for batteries with these model numbers in compatible devices.
Some devices can handle the slightly larger size of LR44 batteries, but it's essential to ensure the fit is correct to prevent any issues with the device's functionality. This is especially important if the battery compartment is designed exclusively for the smaller LR41.
Here are some devices that commonly use LR41 batteries:
- Watches
- Calculators
- Hearing aids
- Remote controls
- Digital thermometers
- Electronic toys
- Laser pointers
- Flashlights
LR43 vs LR44
LR43 vs LR44: What's the Difference?
LR43 and LR44 are both alkaline button cell batteries, but they have some key differences. LR43 batteries have a diameter of 11.6 mm and a height of 4.2 mm.

In terms of capacity, LR43 batteries have a nominal capacity of ~110 mAh, while LR44 batteries have a capacity of ~150-160 mAh. That's a significant difference, especially if you're using your devices extensively.
LR43 batteries are commonly used in watches and calculators, while LR44 batteries are used in a wider range of devices, including toys, medical devices, and watches.
Here's a quick comparison of the two:
Ultimately, the choice between LR43 and LR44 will depend on your specific needs and the devices you're using them in.
LR41 Battery Alternatives
If you're looking for a replacement for the LR41 battery, it's crucial to choose an equivalent model.
LR41 battery alternatives are available, but make sure to check the battery contact points to avoid connection issues.
The battery contact points should match the original LR41 battery to ensure seamless integration.
It's also essential to inspect other circuit board components inside the device to prevent performance loss.
LR41 Battery Technical Information
The LR41 battery is a reliable choice for low-power applications, with a compact design and effective power output. Its nominal voltage is 1.5 volts, making it suitable for devices that require a consistent power source.
The LR41 battery has a capacity ranging from 25 to 30 milliampere-hours (mAh), which ensures your devices run smoothly. This capacity is suitable for low-consumption devices.
The operating temperature of the LR41 battery is between 0°C and 60°C, making it suitable for use in a variety of environments. This is an important consideration when choosing a battery for your device.
Here are the key technical specifications of the LR41 battery:
The LR41 battery is an alkaline button cell battery, which means it uses a manganese dioxide chemistry to store energy. This chemistry provides a reliable and consistent power source for your devices.
LR41 Battery Where to Buy and Install
LR41 batteries are extremely common and popular, making them widely available from various manufacturers and retailers.
To avoid low quality or worse counterfeit batteries, it's essential to purchase from a highly reputable retailer that sells only the highest quality brands.
You can find LR41 batteries at a wide variety of retailers, but be sure to choose one that prioritizes quality to ensure you get the best performance from your battery.
Where to Buy?
LR41 batteries are extremely common and popular, which means you can find them at a wide variety of retailers.
You can buy LR41 batteries from many different manufacturers, so it's essential to choose a reputable retailer to ensure you get high-quality batteries.
Not all retailers have the same commitment to quality, so be cautious of low-quality or counterfeit batteries.
To avoid these issues, purchase your batteries from a highly reputable retailer that sells only the highest quality brands.
Install Batteries
To install LR41 batteries in your device, first identify the positive and negative ends of the battery. The flat side, possibly with markings, is usually the positive side.
On the opposite side, a small circular protrusion should be visible, which is typically the negative end. This is crucial for proper alignment with the device's markings.
Please note that some devices have small metallic tabs for battery retention and function. It's essential to leave these tabs undamaged and in their proper orientation.
If you do accidentally move a tab out of place, you can usually fix it by carefully readjusting it back into the proper orientation.
LR41 Battery General Information
The LR41 battery is a small button cell battery of alkaline composition, commonly used in small electronic devices such as calculators, watches, remote controls, and digital thermometers.
It has a nominal voltage of 1.5 volts and a capacity of approximately 25-30 mAh. This makes it a reliable choice for a wide range of applications.
LR41 batteries are produced by many large brands, including Toshiba, Maxell, and Energizer, as well as smaller companies and private label manufacturers.
They are also known by other codes, such as AG3, which is often used by different regions or manufacturers to refer to the same battery type. LR41 and AG3 batteries have the same electrical characteristics and physical dimensions, making them interchangeable in a specific device.
Here are some common uses for LR41 batteries:
- Watches
- Calculators
- Hearing aids
- Toys
- Remote controls
- Digital thermometers
Keep in mind that LR41 batteries are not the same as PR41 batteries, which have different characteristics and uses.
Frequently Asked Questions
Is LR41 same as 357?
No, LR41 and 357 batteries are not the same. They differ significantly in size, chemistry, and voltage, making them incompatible for use in the same devices.
Is Energizer 377 equivalent to LR41?
Yes, Energizer 377 is equivalent to LR41, but the Silver Oxide type in 377 batteries will last longer. They share the same physical dimensions and can be used interchangeably in most applications.
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