The CR2477 battery is a 3V non-rechargeable lithium coin cell. You can replace it with BR2477, DL2477, ECR2477, KCR2477, KECR2477, LM2477, or 5020LC. These batteries are compatible for low-current devices like memory backup and keyless entries, as they share similar voltage and capacity.
For optimal performance, choose high-quality brands like Panasonic, Energizer, or Duracell. These manufacturers provide reliable options that enhance the longevity of your devices. When replacing the battery, ensure you dispose of the old one properly, as lithium batteries can be harmful to the environment if discarded carelessly.
Proper installation is crucial. Remove the old battery carefully and pay attention to the positive (+) and negative (-) terminals when inserting the new one. This clarity ensures that your device functions correctly.
To further assist in selecting the right battery for your needs, we will explore the performance differences among these alternatives. Additionally, we will discuss specific applications where the CR2477 battery excels, helping you make informed decisions for your devices.
What Is a CR2477 Battery and What Are Its Key Specifications?
A CR2477 battery is a type of lithium coin cell battery. It typically measures 24mm in diameter and 7.7mm in height. This battery is widely used in electronic devices, including watches, remote controls, and security systems due to its reliable power and long shelf life.
According to the International Electrotechnical Commission (IEC), the “CR” prefix indicates a lithium battery, where “C” stands for lithium chemistry and “R” denotes a round shape. The number “2477” describes the battery’s dimensions, specifically its diameter and height in millimeters.
The CR2477 battery offers several key specifications. It has a nominal voltage of 3V, a typical capacity of around 1,000mAh, and operates effectively in a wide temperature range. These characteristics make it a suitable choice for devices requiring compact power solutions.
Additionally, the Battery University specifies that lithium batteries possess a low self-discharge rate, ensuring they retain their charge over extended periods. This quality is crucial for devices that are used infrequently but need to work when required.
Key factors affecting battery performance include temperature, discharge rates, and the specific applications. High temperatures can accelerate self-discharge, reducing battery life.
Statistics from the Battery Association reveal that lithium batteries are projected to account for approximately 53% of the global battery market by 2025. This trend reflects the increasing demand for portable and reliable power sources.
The wide use of CR2477 batteries has significant consequences. It impacts consumer electronics, manufacturing industries, and waste management due to eventual disposal needs.
Various sectors face challenges related to battery disposal and environmental sustainability. For example, improper disposal can lead to soil and water contamination.
To address these challenges, many experts recommend recycling programs and safer disposal options for batteries. Organizations like Call2Recycle promote responsible recycling to mitigate environmental impacts.
Strategies to improve battery sustainability include promoting rechargeable options, providing clear disposal instructions, and investing in battery technology advancements. These measures can help reduce the environmental footprint of battery consumption.
What Are the Common Applications for CR2477 Batteries?
CR2477 batteries are commonly used in various electronic devices that require compact and long-lasting power.
- Common applications of CR2477 batteries include:
– Keyless entry systems
– Medical devices
– Remote controls
– Security systems
– Fitness trackers
– Smoke detectors
– Digital cameras
– Wearable technology
The diverse applications of CR2477 batteries underscore their vital role in modern technology.
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Keyless Entry Systems:
CR2477 batteries provide power to keyless entry systems used in vehicles and buildings. These batteries ensure reliable performance, enabling owners to unlock doors without physical keys. -
Medical Devices:
CR2477 batteries serve as a power source for various medical devices, including glucose meters and blood pressure monitors. Their long lifespan and stable voltage make them suitable for critical health applications. -
Remote Controls:
CR2477 batteries are commonly found in remote controls for televisions and other devices. They deliver consistent power, ensuring that remote functionalities remain reliable over time. -
Security Systems:
CR2477 batteries are integral to alarm systems and motion detectors. These batteries maintain system functionality during power outages, enhancing home and business security. -
Fitness Trackers:
CR2477 batteries power fitness trackers that monitor physical activity and health metrics. Their compact size allows for slim designs while providing sustained energy. -
Smoke Detectors:
CR2477 batteries are essential for smoke detectors. They ensure that these life-saving devices remain operational, especially in case of power failures. -
Digital Cameras:
CR2477 batteries are used in some digital cameras for their ability to supply consistent power. They support extended usage during photography sessions. -
Wearable Technology:
CR2477 batteries power smartwatches and other wearable devices. Their small form factor and high energy density make them ideal for such applications.
The reliability and versatility of CR2477 batteries make them a popular choice in these various electronic devices, thus playing a significant role in meeting modern energy needs.
Which Batteries Can Replace the CR2477 Battery Effectively?
The batteries that can replace the CR2477 battery effectively include the CR2450, CR2430, and CR2477H.
- CR2450
- CR2430
- CR2477H
Each of these options shares similarities with the CR2477, but they also exhibit slight differences in specifications. Understanding these alternatives allows users to make informed decisions based on their specific needs.
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CR2450:
The CR2450 battery serves as a viable alternative to the CR2477 battery. It offers a diameter of 24 mm and a thickness of 5.0 mm, which is thinner than the CR2477’s 7.7 mm thickness. The capacity for CR2450 is typically around 600 mAh, while the CR2477 usually has a capacity of approximately 1000 mAh. Though the CR2450 will fit smaller compartments, it may not provide the same runtime as the CR2477. Therefore, CR2450 is best suited for low-energy applications that can operate effectively on reduced capacity. -
CR2430:
The CR2430 battery is another option for replacing the CR2477. This battery measures 24 mm in diameter but is 3.0 mm thick, making it even thinner than the CR2450. The CR2430 comes with a capacity of about 240 mAh. Due to its significantly lower capacity and size, this battery is recommended for low-drain devices like watches and small toys. Many users have found that while it can offer a temporary solution, devices requiring steady and longer-lasting power may not perform adequately with this replacement. -
CR2477H:
The CR2477H is a high-capacity alternative that maintains the same dimensions as the original CR2477. It offers the same 3V output and is designed for devices requiring a long-lasting power source. The unique selling point of CR2477H is its enhanced capacity and longevity, making it ideal for applications like security systems and medical devices. Moreover, some users prefer CR2477H for its ability to provide consistent power over longer durations, thus decreasing the frequency of replacements.
In summary, when considering replacements for the CR2477 battery, users should evaluate the specific requirements of their devices.
What Are the Best Equivalent Batteries for CR2477?
The best equivalent batteries for CR2477 are CR2430, CR2450, and DL2477.
- CR2430
- CR2450
- DL2477
The above alternatives highlight different specifications regarding size, capacity, and voltage. Each option may influence device performance and longevity. Awareness of these details helps users make informed choices.
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CR2430:
CR2430 is a common lithium coin cell battery that is slightly smaller than CR2477. It has a diameter of 24mm and a height of 3.0mm. This battery typically provides a nominal voltage of 3 volts. Users should note that while it fits in devices designed for CR2477, it may have a lower capacity, typically around 240mAh compared to the 1000mAh of the CR2477. This means it may require more frequent replacements in high-drain devices. According to Panasonic, CR2430 is often used in watches, keyless entry systems, and medical devices. -
CR2450:
CR2450 is another lithium battery, with a diameter of 24mm and a height of 5.0mm. This battery also features a nominal voltage of 3 volts. The capacity of CR2450 is about 600mAh, which is higher than the CR2430 but lower than the CR2477. Its applications often include fitness devices, remotes, and some types of sensors. When replacing the CR2477 with a CR2450, users should consider that the taller profile may prevent proper fit in certain devices. -
DL2477:
DL2477 is the Duracell equivalent to the CR2477. It matches the specifications of the original with a diameter of 24.5mm and a height of 7.7mm, providing 3 volts and 1000mAh capacity. This battery is designed for high-drain devices such as medical equipment, computer memory backup, or industrial applications. According to Duracell, using official equivalents like the DL2477 can ensure optimal performance and longevity in devices designed for CR2477.
By understanding the characteristics of these equivalent batteries, users can make better decisions based on their device requirements and expected battery life.
Are There Any Differences Between CR2477 and Other Similar Batteries?
Yes, there are differences between the CR2477 battery and other similar batteries. The CR2477 is a lithium coin cell battery specifically designed for high energy and long life in various applications, and it features characteristics that set it apart from other batteries in the same category.
The CR2477 battery has a diameter of 24mm and a thickness of 7.7mm. It typically offers a nominal voltage of 3 volts and a capacity of about 1000 mAh. In contrast, other similar batteries, such as the CR2032, are smaller in diameter (20mm) and thickness (3.2mm) and usually provide around 220 mAh of capacity. This means the CR2477 is more suitable for devices requiring more power over longer periods. Both batteries are commonly used in watches, medical devices, and computer motherboards, but their size and capacity specifications make them suitable for different applications.
The benefits of using a CR2477 battery include its higher energy density and longer shelf life, which often exceeds ten years. This longevity makes it ideal for devices that are not used frequently, ensuring they remain operational when needed. Its low self-discharge rate also means it retains its charge well. According to manufacturers’ data, the CR2477 can deliver consistent performance throughout its lifespan.
On the negative side, the CR2477 battery may have a higher cost compared to smaller batteries like the CR2032. Additionally, due to its size, not all devices can accommodate the CR2477, limiting its use. Some devices specifically designed for smaller batteries may not function correctly with a CR2477 battery. Battery compatibility is crucial in ensuring optimal performance, so it is essential to consult device specifications.
In conclusion, when selecting a battery, consider your device’s requirements regarding size, voltage, and capacity. If your device can use the CR2477 and demands higher energy, it is the better option. For smaller or less energy-intensive devices, the CR2032 is sufficient. Always check the device manual or consult with a battery professional when choosing a replacement to ensure proper compatibility and performance.
What Should You Consider When Choosing a CR2477 Battery Replacement?
When choosing a CR2477 battery replacement, consider the battery type, capacity, shelf life, and compatibility with your device.
- Battery Type
- Capacity
- Shelf Life
- Compatibility
To ensure you make an informed decision, it is vital to explore each of these factors in detail.
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Battery Type:
Battery type refers to the composition of the battery. Common types include lithium, alkaline, and rechargeable variants. CR2477 batteries predominantly fall into the lithium category. Lithium batteries typically offer higher energy density and longer shelf life compared to alkaline batteries, making them suitable for high-drain devices. The Technical Association of the Pulp and Paper Industry (TAPPI) asserts that lithium batteries provide stable voltage and perform well in extreme temperatures. -
Capacity:
Capacity indicates the amount of energy a battery can store, measured in milliampere-hours (mAh). For instance, a CR2477 battery usually has a capacity of around 1000 mAh. Higher capacity batteries last longer in devices, reducing the frequency of replacements. Research from the Battery University shows that a higher capacity directly correlates to performance in devices like calculators or remote controls. Consequently, understanding your device’s energy requirements helps ensure optimal performance. -
Shelf Life:
Shelf life refers to how long a battery can be stored before it loses its ability to hold a charge. Lithium batteries, including CR2477, often have a shelf life of 5 to 10 years. The Consumer Electronics Association highlights that long shelf life is particularly advantageous for emergency devices, ensuring they remain ready for use whenever needed. Users should check the expiration date on packaging to avoid outdated batteries. -
Compatibility:
Compatibility addresses whether the battery fits and functions correctly in the intended device. CR2477 batteries can replace other models like CR2450 and CR2460, but slight variations in size or voltage may affect performance. It is essential to consult the device’s manual or manufacturer’s guidelines to avoid potential damage or malfunction. The International Electrotechnical Commission recommends verifying battery compatibility to ensure reliability and safety in electronic applications.
By carefully considering these attributes, you ensure the best choice for your CR2477 battery replacement.
How Can You Ensure Compatibility with Your Device?
To ensure compatibility with your device, verify specifications, check for certified accessories, perform updates, and consult user manuals.
Verification of specifications involves comparing the device’s requirements with the specifications of the potential accessories. Make sure the voltage and capacity match types. For example, when using batteries, check that the voltage matches the device requirement.
Checking for certified accessories ensures safer and more reliable operation. Look for accessories that have been tested and approved by the device manufacturer. For example, using chargers that are MFi (Made for iPhone) certified guarantees compatibility with Apple devices.
Performing updates to both firmware and software is crucial. Device manufacturers regularly release updates that improve device performance or compatibility with new accessories. For instance, a study by Evans (2020) demonstrated that keeping software updated can improve the usability of third-party devices.
Consulting user manuals provides specific guidance on compatibility. Manuals often include detailed information on acceptable accessory types and performance requirements. Many manufacturers also have online resources that clarify compatibility issues.
Ensuring compatibility involves these steps, which contribute to better performance and longevity of your device.
What Are the Risks of Using Incompatible CR2477 Batteries?
Using incompatible CR2477 batteries can pose several risks, including safety hazards, device malfunctions, and reduced performance.
- Safety hazards
- Device malfunction
- Reduced performance
- Warranty voidance
- Environmental concerns
The risks associated with using incompatible CR2477 batteries can significantly affect user experience and device longevity.
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Safety Hazards:
Safety hazards arise when using incompatible CR2477 batteries. Incompatible batteries may not have the same voltage or chemical composition, leading to overheating or leakage. According to the Battery Safety Council, batteries that leak can cause corrosion or damage to the device they power. Instances of battery explosions have also been documented, primarily when lithium batteries are improperly matched. A study performed by the National Fire Protection Association in 2020 indicated that battery-related fires accounted for an estimated 1,300 incidents annually in the United States. -
Device Malfunction:
Device malfunction often results from using the wrong battery type. Incompatible batteries can disrupt the power supply to the device, causing it to function improperly or fail to operate at all. For example, a CR2477 battery is typically used in heart rate monitors and security devices. If users accidentally insert a different size or type, like a CR2032, the devices may not receive enough power to work effectively. This mismatch can ultimately lead to device malfunction, requiring costly repairs or replacements. -
Reduced Performance:
Reduced performance is common when incompatible batteries are used. Devices rely on specific voltage levels to function optimally. A battery that provides excessive or inadequate voltage can decrease the device’s efficiency, resulting in shorter use times. For instance, devices powered by CR2477 batteries can experience significantly shorter operational lifespans if they are paired with batteries that do not meet electrical specifications. According to a report by Consumer Reports, using compatible batteries can enhance device performance by 15% to 30%. -
Warranty Voidance:
Warranty voidance can occur if users opt for incompatible batteries. Manufacturers often specify certain battery types for their devices for safety and performance reasons. Using alternate batteries that are not recommended can void warranties, leaving users responsible for repair costs. This concern is highlighted in data from a 2019 survey by the Electronics Warranty Association, indicating that 25% of warranty claims were denied due to the use of non-compliant batteries. -
Environmental Concerns:
Environmental concerns also stem from using incompatible batteries. Improper disposal of defective or outdated batteries can lead to hazardous materials entering the environment. The Environmental Protection Agency (EPA) advises consumers to use batteries as designated to prevent such risks. For example, lithium batteries can leak harmful chemicals if disposed of incorrectly. According to the EPA, battery recycling programs can mitigate this risk, but using compatible batteries promotes a more sustainable lifecycle.
In summary, the risks associated with incompatible CR2477 batteries encompass safety, functionality, warranties, and environmental factors. Being aware of these issues can guide users towards making safer and more informed battery choices.
What Precautions Should Be Taken When Selecting a Replacement?
When selecting a replacement for a CR2477 battery, one should take several precautions to ensure compatibility and performance.
- Verify size and type compatibility
- Check voltage requirements
- Review expiration date
- Assess manufacturer reliability
- Confirm environmental impact
Understanding these precautions helps in making an informed selection.
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Verify Size and Type Compatibility: Verifying size and type compatibility ensures that the replacement battery fits correctly in the device. The CR2477 battery has specific dimensions that must be matched. Many devices specify required battery sizes in their user manuals. Using an incompatible size may cause damage or malfunction.
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Check Voltage Requirements: Checking voltage requirements is crucial because using a battery with an incorrect voltage can lead to device failure. The CR2477 battery typically has a nominal voltage of 3V. Ensuring that the replacement battery meets this voltage standard prevents potential damage to the device.
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Review Expiration Date: Reviewing the expiration date ensures the battery is fresh and will perform optimally. Batteries can lose capacity over time, even when unused. Selecting a battery with a longer shelf life improves reliability and performance in devices.
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Assess Manufacturer Reliability: Assessing manufacturer reliability is important for quality assurance. Reputable manufacturers often produce batteries that comply with safety standards. User reviews and ratings can provide insights into performance consistency. Opting for well-known brands can lessen the risk of inferior products.
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Confirm Environmental Impact: Confirming the environmental impact of the battery is becoming increasingly important. Some batteries contain materials harmful to the environment if not disposed of properly. Choosing batteries from manufacturers that prioritize eco-friendly practices contributes to sustainability and reduces environmental harm.
In summary, taking these precautions when selecting a replacement CR2477 battery ensures optimal functionality, safety, and environmental responsibility.
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