The LR43 battery can be replaced by SR43, AG12, LR1142, 386, 301, and 186 batteries. These batteries generally measure 11.6 x 4.2 mm. The LR44 size is the same but has different battery chemistry. Always verify compatibility to avoid fitment issues and ensure proper voltage and performance.
The AG12 battery is another compatible option for LR43. It is commonly found in various electronic devices. Both SR43 and AG12 batteries might have slightly different chemistries, yet they generally perform well in devices designed for the LR43.
When considering a replacement, ensure the device requirements match the specifications of the chosen battery type. Using the right alternative not only guarantees proper functionality but also enhances the lifespan of your device.
Understanding these compatibility options paves the way for effective battery replacements. Now that we’ve explored the alternatives to the LR43 battery, let’s delve into the various factors to consider during the replacement process. This includes proper disposal methods and tips for extending battery life.
What Is an LR43 Battery and Where Is It Commonly Used?
An LR43 battery is a small, round, silver oxide battery commonly used in various electronic devices. It is part of the LR series and measures approximately 8.5mm in diameter and 4.2mm in height.
The National Center for Biotechnology Information (NCBI) describes the LR43 battery as a type of button cell that provides a stable voltage and is widely utilized in devices like watches, calculators, and hearing aids.
LR43 batteries deliver a nominal voltage of 1.5 volts and are known for their long shelf life and reliability. They are often favored for applications requiring compact power sources due to their size and capacity.
The Battery University also defines LR43 as a battery variant that is equivalent to the SR43 and AG12 batteries, highlighting their interchangeable nature across different devices.
Common causes for LR43 battery use include the need for reliable power in small devices, advances in technology, and increased consumer demand for portable electronics.
According to industry reports, global demand for button cell batteries, including the LR43, is expected to grow at a CAGR of about 7% from 2021 to 2026 as more portable devices are developed.
The reliance on LR43 batteries underscores the importance of proper disposal and recycling to prevent environmental pollution and resource wastage.
In terms of health and environmental impact, improper disposal of batteries can lead to soil and water contamination due to heavy metals.
For example, old batteries can release toxic substances that harm local ecosystems and human health if not disposed of correctly.
Recommendations from the Environmental Protection Agency (EPA) include encouraging users to recycle their batteries and use rechargeable alternatives to decrease environmental impact.
Technologies such as battery recycling programs and the development of more sustainable battery options can help mitigate the negative impacts associated with LR43 batteries.
What Are the Key Specifications and Features of LR43 Batteries?
LR43 batteries are small, button cell batteries primarily used in watches, toys, and electronic devices. They are alkaline batteries with specific voltage and size characteristics.
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Key Specifications of LR43 Batteries:
– Chemistry: Alkaline
– Voltage: 1.5 volts
– Dimensions: 11.6 mm diameter, 5.4 mm height
– Capacity: Approximately 100-120 mAh
– Equivalent Types: SR43, AG12, and LR43G -
Applications for LR43 Batteries:
– Watches
– Calculators
– Toys
– Medical devices -
Perspectives on LR43 Battery Performance:
– Longevity: Some users find LR43 batteries last longer in low-drain devices.
– Availability: Compatible alternatives may be easier to locate than LR43 batteries.
– Environmental Concerns: There are opinions regarding the disposability of single-use batteries versus rechargeable options.
The information on LR43 batteries leads us to a deeper understanding of each specification and feature.
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Key Specifications of LR43 Batteries:
The key specifications of LR43 batteries define their usage and compatibility in various devices. LR43 batteries are alkaline, which means they produce energy through a chemical reaction that occurs in an alkaline solution. They operate at a voltage of 1.5 volts, making them suitable for a wide range of electronic devices. The dimensions of the LR43 battery are 11.6 mm in diameter and 5.4 mm in height. This size allows it to fit in compact devices. Their capacity typically ranges from 100 to 120 mAh, meaning they can deliver power for a moderate duration depending on the device’s energy demands. Equivalent types of LR43 batteries include SR43, which often contains silver oxide instead of alkaline, and AG12, which can serve as an alternative in various applications. -
Applications for LR43 Batteries:
LR43 batteries find applications in several devices due to their size and voltage specifications. They are commonly used in watches, where durability and compactness are key. Calculators often rely on LR43 batteries for consistent, reliable power. Toys designed for children frequently use these batteries due to their safety profile and availability. Additionally, medical devices such as glucometers also utilize LR43 batteries because of their stable voltage output, which is crucial for accurate readings. -
Perspectives on LR43 Battery Performance:
The performance and perception of LR43 batteries can vary among users. Some users report that LR43 batteries provide longer life when used in low-drain devices, highlighting their efficiency. In contrast, the availability of compatible alternatives such as SR43 or AG12 may make it easier for consumers to find solutions tailored to their needs. However, concerns regarding the environmental impact of single-use batteries have led some individuals to consider rechargeable options, favoring sustainability and cost-effectiveness over time. This touchpoint emphasizes the growing discourse on battery choices related to performance, accessibility, and environmental responsibility.
What Batteries Can Replace an LR43 Battery?
The LR43 battery can be replaced by several compatible battery types, including the SR43, AG12, and LR41.
- SR43
- AG12
- LR41
- SR41
- 186 (or CR43)
These replacements offer various options based on chemical composition and voltage compatibility. It is important to ensure the replacement battery meets the specific requirements of the device in which it will be used.
1. SR43:
The SR43 battery is a silver oxide battery. It provides a nominal voltage of 1.55V, which is slightly higher than the LR43’s 1.5V. This characteristic can enhance performance in devices that require stable voltage. According to Duracell, silver oxide batteries generally last longer than alkaline batteries under similar conditions. They are suitable for watches, cameras, and various electronic devices.
2. AG12:
The AG12 battery is another name for LR43, indicating that they are essentially interchangeable. The AG designation is often used by manufacturers to standardize battery sizes. Devices that accept LR43 should also operate properly with AG12. This compatibility simplifies battery selection for consumers.
3. LR41:
The LR41 battery is a smaller alkaline battery with a similar voltage of 1.5V. While it may fit in some devices requiring an LR43, it typically has a lower capacity and may not perform as effectively in high-drain applications.
4. SR41:
The SR41 is a silver oxide battery similar to the SR43. It delivers a steady voltage and is often favored for precision devices, such as watches and calculators. Its increased capacity over LR41 translates to longer use in devices that require consistent power.
5. 186 (or CR43):
The CR43 battery is a lithium type, providing a higher voltage of 3V. While its size may be similar, the device’s specifications must allow for this voltage to avoid damage. Lithium batteries like the CR43 often offer long shelf life and superior performance in extreme temperatures.
In conclusion, selecting the appropriate replacement battery requires understanding the device’s requirements and confirming compatibility to ensure optimal performance.
How Does the SR43 Battery Compare to the LR43?
The SR43 battery and the LR43 battery are very similar but have some differences. Both batteries are 1.35 volts and share the same physical dimensions. However, the SR43 is typically a silver oxide battery, while the LR43 is an alkaline battery.
Silver oxide batteries, like the SR43, offer better performance and longer life compared to the LR43. They provide consistent voltage throughout their discharge cycle. Alkaline batteries, like the LR43, tend to have a gradual decline in voltage over time.
In summary, the SR43 battery generally outperforms the LR43 battery in terms of longevity and voltage stability. However, both batteries can fit the same devices, making them interchangeable in many cases.
Is the AG12 an Effective Replacement for LR43?
Yes, the AG12 can be an effective replacement for the LR43 battery. Both batteries share similar dimensions and voltage, making the AG12 compatible with devices designed for an LR43. However, users should verify their specific device requirements before substituting one for the other.
The LR43 and AG12 batteries have a diameter of 11.6 mm and a height of 5.4 mm. They both provide a nominal voltage of 1.5 volts. While the LR43 is primarily an alkaline battery, the AG12 is a silver oxide battery. Silver oxide batteries typically offer a more stable voltage and longer shelf life compared to alkaline batteries. While both batteries fit the same devices, the performance can differ. Silver oxide batteries like the AG12 generally endure higher drain applications better than alkaline types.
The AG12 battery has several advantages. It can deliver consistent power output, enhancing the performance of devices that require reliable energy, such as watches, cameras, and medical devices. According to several electronics tests, silver oxide batteries, including AG12, often last 20-30% longer than alkaline batteries like the LR43 under similar conditions. This can lead to fewer battery changes and more convenient use in devices.
However, there are some drawbacks to consider. The AG12 battery is typically more expensive than the LR43. This price difference can be a significant factor for users who regularly replace batteries in devices. Additionally, some devices may not be designed to handle the slightly different discharge characteristics of silver oxide batteries, which could affect performance in rare cases.
In conclusion, if you consider replacing an LR43 battery with an AG12, ensure compatibility first. If cost is less of a concern, AG12 offers reliable performance with enhanced longevity. However, for low-drain devices where battery cost is a priority, sticking with the LR43 may be advisable. Always evaluate the device’s power requirements and usage habits to select the most suitable battery type.
What Other Batteries Are Compatible with LR43?
The LR43 battery, also known as 386 or AG12, has several compatible alternatives.
- SR43 Battery
- AG12 Battery
- LR44 Battery
- 392 Battery
- 301 Battery
These options showcase varying attributes based on their chemistry and voltage. Transitioning to the next section, understanding each compatible battery’s specifics can help inform consumers about suitable replacements.
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SR43 Battery: The SR43 battery is a silver-oxide type battery. It has a voltage of 1.55 volts, which is slightly higher than that of LR43. This battery often provides longer life and better performance in high-drain applications. Consumers may prefer the SR43 for devices that demand consistent power output.
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AG12 Battery: The AG12 battery is another name for the LR43, so it shares identical specifications. It is often used interchangeably in devices requiring LR43. Users can safely replace LR43 with AG12 without any issue.
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LR44 Battery: The LR44 battery features similar dimensions and is a popular alternative. It produces 1.5 volts and is also used in a variety of small electronic devices, including watches and toys. However, due to its slightly higher capacity, it may last longer than LR43 under the same usage conditions.
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392 Battery: The 392 battery is a variant that can replace LR43 in many devices. It has a similar size and voltage but may not always be available. It is commonly found in smaller electronics such as calculators and cameras.
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301 Battery: The 301 battery is compatible and serves as another alternative to the LR43. While it may not be as commonly used, it can provide a solution in specific devices. This battery also features similar voltage and dimensions, making it a viable option for users.
Each of these alternatives offers unique characteristics, making them suitable for various applications. Consumers should evaluate the demands of their devices when selecting a replacement.
What Are the Key Differences Between LR43, SR43, and AG12 Batteries?
The key differences between LR43, SR43, and AG12 batteries arise from their chemistry, voltage, and applications.
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Battery Chemistry:
– LR43: Alkaline chemistry
– SR43: Silver oxide chemistry
– AG12: Alkaline chemistry -
Voltage:
– LR43: 1.5 volts
– SR43: 1.55 volts
– AG12: 1.5 volts -
Capacity:
– LR43: Typically lower capacity
– SR43: Higher capacity
– AG12: Similar capacity to LR43 -
Applications:
– LR43: Used in basic electronics (e.g., toys, remote controls)
– SR43: Common in watches and precision instruments
– AG12: Versatile in various small devices (e.g., calculators, cameras)
These distinctions are crucial when selecting the right battery for your device.
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Battery Chemistry:
The term ‘battery chemistry’ refers to the materials used in the battery that determine its energy density and performance characteristics. The LR43 battery uses alkaline chemistry, which provides a good balance between cost and performance for everyday applications. In contrast, the SR43 is based on silver oxide chemistry, offering higher energy density and a longer shelf life, albeit at a higher cost. The AG12 battery is similar to the LR43, employing alkaline chemistry for practical usage in various small devices. -
Voltage:
The voltage rating of a battery indicates the electrical potential difference it provides. The LR43 and AG12 batteries deliver 1.5 volts, while the SR43 offers a slightly higher voltage of 1.55 volts. This small difference can be significant in precision devices where consistent voltage is critical. While most devices designed for 1.5 volts can use either LR43 or AG12, high-end watches and instruments may specifically require the SR43 due to its tighter voltage regulation. -
Capacity:
The concept of ‘capacity’ in batteries refers to the amount of electric charge the battery can store, usually measured in milliampere-hours (mAh). The LR43 battery generally has a lower capacity compared to the SR43, which boasts higher capacity due to its silver oxide chemistry. The AG12 battery’s capacity typically aligns closely with the LR43. Higher capacity batteries can power devices for a longer duration before needing replacement, making them preferable for high-drain applications. -
Applications:
Different battery types find their usefulness in various devices based on their characteristics. The LR43 battery is ideal for less demanding electronics, like toys or remote controls, where cost is a significant factor. The SR43, with its higher performance features, is predominantly found in watches and precision instruments needing reliable performance. The AG12, while also an alkaline battery, offers versatility across a range of devices, including calculators and small cameras, blending affordability with widespread applicability. Thus, choosing the right type depends on both cost considerations and the specific energy demands of the device.
What Should You Consider When Choosing a Replacement Battery for LR43?
When choosing a replacement battery for LR43, consider compatibility, chemistry, voltage, and capacity.
- Compatibility
- Chemistry
- Voltage
- Capacity
To further understand these considerations, we can explore each point in detail.
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Compatibility: When selecting a replacement battery for LR43, compatibility is vital. The LR43 battery is a type of button cell, often interchangeable with batteries like SR43, AG12, and 303. Users should verify that the replacement battery fits the device correctly. According to a 2021 report from Battery University, using a compatible battery ensures optimal device performance and longevity.
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Chemistry: The chemistry of the battery affects its performance characteristics. LR43 batteries are alkaline, while SR43 batteries are silver oxide. Silver oxide batteries typically have a higher energy density, leading to a longer lifespan in devices. A study by Battery University in 2020 indicates that silver oxide batteries perform better under high drain conditions compared to alkaline variants.
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Voltage: The voltage of the replacement battery must match the device’s requirements. LR43 batteries typically operate at 1.5 volts. Silver oxide variants, such as SR43, offer a nominal voltage of 1.55 volts. While this minor difference may seem negligible, it can impact sensitive devices. The IEC (International Electrotechnical Commission) emphasizes that even slight voltage variations can affect the performance of precise instruments such as watches or medical devices.
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Capacity: The capacity of the battery indicates how long it will last in your device before needing replacement. Capacity is measured in milliamp-hours (mAh). For example, LR43 batteries generally have a capacity of about 200 mAh, while silver oxide batteries can reach up to 220-240 mAh. This variation means that a silver oxide battery can provide longer usage time before discharge. Research conducted by the Consumer Battery Association in 2022 shows that higher capacity batteries are preferred by users who seek longer intervals between replacements.
Where Can You Purchase LR43 Battery Replacements Online and Offline?
You can purchase LR43 battery replacements both online and offline. Online options include retailers like Amazon, eBay, and Walmart’s website. You can also find specialized electronics websites such as Batteries Plus or specialty battery stores. Offline, you can visit local stores like Walmart, Target, or any pharmacy. Additionally, electronic shops often carry LR43 batteries. This allows for flexible purchasing options based on your preference for convenience or immediate availability.
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