The SR620SW battery can be replaced with the SR621SW, which is mercury-free and provides 1.55V. Other compatible options include AG1, LR64, and 364. Make sure to check that the voltage and size match: 6.8mm diameter and 2.1mm height. Use a reliable cross-reference chart for accurate replacements.
When seeking compatible options for the SR620SW battery replacement, consider alternative designations such as LR69, AG4, and 377. These cross-references help identify similar batteries that may also fit your device. It is crucial to check the size and specifications to ensure compatibility. The SR620SW battery typically measures 6.8mm in diameter and 2.1mm in height.
Available options for replacement batteries can vary in quality and brand. Opt for reputable manufacturers to ensure reliability and longevity. Reading customer reviews may also provide insights into performance.
In summary, finding a suitable SR620SW battery replacement involves understanding specifications and alternative designations. A careful approach ensures that your device continues to operate smoothly. Next, we will explore installation tips and considerations to make the replacement process easy and effective.
What Is the SR620SW Battery and Its Common Uses?
The SR620SW battery is a small, round lithium button cell battery commonly used in various electronic devices. It is also known as the 1620 battery and typically provides a voltage of 3 volts. This battery is widely utilized in devices such as watches, calculators, and small remote controls.
According to the National Institute of Standards and Technology (NIST), lithium button cells like the SR620SW are known for their long shelf life and reliable performance. They are often favored in applications requiring stable power for extended periods.
The SR620SW battery is compact, has a diameter of 6mm, and a height of 2mm. It features a lithium chemistry, which allows for a lighter weight and higher energy density compared to alkaline batteries. This battery type is also non-rechargeable.
The Battery Association defines button batteries, including the SR620SW, as essential components in consumer electronics, medical devices, and security systems. These batteries are critical because they are designed for devices needing small, portable power sources.
Common factors affecting the lifespan of the SR620SW battery include usage patterns, temperature exposure, and device power requirements. Higher operational temperatures can accelerate battery depletion.
The U.S. Energy Information Administration reports that lithium battery usage is expected to grow by over 22% annually, reflecting the increasing reliance on portable devices. This trend highlights the significant role of batteries in everyday technology.
The decline of the SR620SW battery in specific devices can disrupt functionalities. In premium watches, a low battery can lead to incorrect timekeeping.
Health impacts from improper disposal can include environmental hazards, as lithium can leak into ecosystems. Economically, the demand for proper recycling methods increases as more devices depend on these batteries.
To mitigate risks associated with battery disposal, the Environmental Protection Agency recommends recycling. Compliance with battery recycling programs reduces environmental contamination.
Promoting awareness of battery recycling programs is crucial. Strategies include public education campaigns and providing accessible recycling locations, ensuring the responsible disposal of SR620SW batteries.
What Batteries Can Effectively Replace the SR620SW Battery?
The SR620SW battery can be effectively replaced by several compatible options.
- Alternatives to SR620SW Battery:
– SR621SW
– SR626SW
– LR621
– LR626
To better understand these alternatives, it’s essential to examine each option closely, considering their specifications and compatibility.
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SR621SW:
The SR621SW battery is a silver oxide battery commonly used in watches and small electronic devices. The dimensions are 6 mm in diameter and 2.1 mm in height. It provides consistent voltage and tends to last longer than other types within the same category. According to Battery University, the SR621SW maintains a voltage of 1.55 volts and is often recommended for devices that require stable power over time. -
SR626SW:
The SR626SW battery is another silver oxide option suitable for replacing SR620SW. It measures 6 mm in diameter and 2.6 mm in height. This battery has a similar voltage output to the SR620SW and offers reliability in various applications, particularly in watches. A study by the International Journal of Energy Research indicates that the SR626SW has a lower self-discharge rate compared to alkaline batteries, making it a viable alternative. -
LR621:
The LR621 battery is an alkaline counterpart to silver oxide batteries. It offers a nominal voltage of 1.5 volts, slightly less than the silver oxide types. However, it is often more widely available and economical. A survey by Consumer Reports highlights that while LR621 may not last as long under continuous use, it still serves well in low-drain devices. -
LR626:
The LR626 battery is a non-rechargeable alkaline battery that can also work as a substitute. It shares the same size characteristics as the SR620SW but differs in chemistry. According to research by the Journal of Electrochemical Science and Technology, its performance may be inconsistent over time due to its discharge characteristics, making it less preferable for precision instruments but useful in cheaper electronic devices.
In summary, when considering a replacement for the SR620SW battery, options like SR621SW and SR626SW tend to provide better performance and reliability, while LR621 and LR626 may offer more affordable choices for less demanding applications.
Which Compatible Battery Models Are Available for SR620SW Replacement?
The compatible battery models available for SR620SW replacement include several specific options.
- CR-620
- SR621SW
- 364
- 377
- D377
- LR621
- SR621
The previous list outlines a range of compatible battery options, providing different specifications and uses. Now, let’s explore each of these models in detail.
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CR-620: The CR-620 battery offers a voltage of 1.55 volts and has a similar physical size to the SR620SW. It is commonly used in watches and various electronic devices, making it a versatile replacement option. Reliability and longevity are key attributes of this battery model, which is noted for minimal self-discharge.
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SR621SW: The SR621SW is a silver oxide battery, characterized by its stable voltage output and high energy density. This battery is designed specifically for low-drain devices, such as watches. It has an expected lifespan of approximately 3 years in typical usage conditions.
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364: The 364 battery is another silver oxide option, frequently employed in watches and calculators. It has a voltage of 1.55 volts and demonstrates a good performance in small electronic devices. Its compact design allows easy installation.
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377: The 377 battery is comparable to the SR620SW and is widely utilized in wristwatches. This battery type is known for a long shelf life, often exceeding 5 years when stored correctly.
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D377: The D377 is a direct alternative to the 377 model, providing consistent performance and reliability. Many manufacturers offer the D377, making it an accessible replacement option for consumers.
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LR621: The LR621 is a less common choice but still serves as a potential replacement. This alkaline battery type provides different performance characteristics than silver oxide batteries, often resulting in shorter usage in low-drain devices.
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SR621: The SR621 battery shares many elements with the SR621SW and is specifically designed for stable discharge rates. It is a popular choice due to its affordability and widespread availability in retail stores.
Each of these battery options presents unique attributes and specifications, offering multiple choices for users seeking to replace their SR620SW batteries effectively.
What Key Specifications Should You Check When Replacing an SR620SW Battery?
When replacing an SR620SW battery, you should check the following key specifications:
- Voltage
- Capacity (mAh)
- Size and dimensions
- Connector type
- Chemistry type (e.g., Lithium, NiMH)
- Shelf life
- Compatibility with devices
Understanding these specifications is crucial for ensuring proper functionality and longevity of the device.
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Voltage: Voltage indicates the electrical potential of the battery. For an SR620SW battery, it is typically 3 volts. Using a battery with a different voltage can damage the device or lead to improper performance.
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Capacity (mAh): Capacity, measured in milliampere-hours (mAh), denotes how much charge the battery can hold. A higher capacity means longer usage time. For example, an SR620SW with 200mAh will last longer than one with 100mAh, making this specification essential for users with high power needs.
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Size and Dimensions: Size ensures the battery fits within the designated compartment of a device. The SR620SW is designed to fit a specific size, so any replacement must match these dimensions. Using a battery that is too large or too small may hinder functionality or prevent installation.
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Connector Type: The connector type affects how the battery connects to the device. The SR620SW typically uses a specific connector; replacing it with a different type may lead to connectivity issues. Identifying the exact connector is necessary to avoid compatibility problems.
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Chemistry Type: The chemistry type reflects the materials used to manufacture the battery, which influences performance and charging behavior. Common options include Lithium and NiMH. Each type has its own charging characteristics and ideal use scenarios.
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Shelf Life: Shelf life refers to how long the battery can be stored without losing its charge. Many batteries maintain optimal performance for several years if stored appropriately. Understanding the shelf life of the replacement can help in planning for future usage.
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Compatibility with Devices: Not all batteries labeled as SR620SW are the same. Ensuring compatibility with your specific device is crucial. Always verify with the manufacturer or cross-reference with reliable sources to avoid any issues.
These specifications are essential for selecting a suitable replacement battery and ensuring your device operates efficiently.
What Are the Cross Reference Options for the SR620SW Battery?
The cross-reference options for the SR620SW battery include several alternative battery models that share compatibility or similar specifications.
- Compatible Battery Models:
– SR621SW
– SR626SW
– LR621
– LR626
– 377
– 394
Cross-referencing the SR620SW battery with these alternatives can help ensure compatibility with devices.
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Compatible Battery Models:
The term “compatible battery models” refers to other battery types that can function similarly to the SR620SW battery. For instance, the SR621SW is a direct replacement, often used interchangeably due to similar voltage and size specifications. The SR626SW also matches these attributes closely. These alternatives provide options for consumers if they cannot find the original SR620SW. -
Commonly Used Alternatives:
Commonly used alternatives include LR621 and LR626. Both are alkaline batteries, differing from the silver oxide chemistry of the SR620SW. Users might choose them based on availability, despite slight variations in performance due to chemistry. -
Widely Recognized Models:
The models 377 and 394 are widely recognized as suitable substitutes for the SR620SW. Both have comparable dimensions and voltages, making them popular choices in battery replacement scenarios. Users may prefer these models for their widespread availability in retail stores. -
Compatibility Considerations:
When considering compatibility, it’s important to check specifications such as voltage, size, and chemistry. While substitutions may work, some devices might perform better with specific battery types. For instance, alkaline batteries may not last as long in certain devices compared to silver oxide batteries.
Cross-referencing is essential for ensuring battery performance and device longevity. Users should assess options carefully based on device requirements and availability.
What Other Battery Designations Are Equivalent to SR620SW?
The SR620SW battery is also known by several equivalent designations.
- 1.55V Silver Oxide Battery
- LR621
- SR621SW
- AG0
- SR60
- SR621
Exploring the various designations for the SR620SW battery provides insight into its compatibility and usage across different devices.
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1.55V Silver Oxide Battery: The SR620SW is classified as a 1.55V silver oxide battery, which is commonly used in watches, hearing aids, and small electronic devices. Silver oxide batteries offer a stable voltage output, making them reliable for precision instruments.
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LR621: The LR621 is an alternative designation for alkaline batteries that can be used in devices requiring lower drain. While it shares a similar physical size, its voltage capacity and chemical composition differ from the SR620SW’s silver oxide variant.
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SR621SW: The SR621SW designation refers to a similar silver oxide battery with slightly different capacity specifications. Both batteries deliver a comparable voltage and size, making them interchangeable in many devices.
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AG0: This designation is another name often used for batteries equivalent to the SR620SW. Typically, the AG0 refers to batteries in the alkaline family, but it may offer diverse applications compared to silver oxide counterparts.
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SR60: The SR60 designation is also considered equivalent to the SR620SW. It indicates a similar size and output, suitable for various electronic gadgets. Users should confirm compatibility, as slight variations in capacity may occur.
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SR621: The SR621 is essentially analogous to the SR620SW battery, with a minor difference in the specifications. It shares similar applications, particularly in devices requiring consistent and reliable power.
These designations help consumers and technicians alike identify suitable replacements for the SR620SW battery, ensuring efficiency and effectiveness in device performance.
What Important Considerations Should You Keep in Mind Before Purchasing a Replacement?
The important considerations before purchasing a replacement, such as a battery for the SR620SW, include compatibility, specifications, warranty service, customer reviews, and cost.
- Compatibility
- Specifications
- Warranty service
- Customer reviews
- Cost
Considering these points ensures that you make a well-informed decision when selecting a suitable replacement.
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Compatibility:
Compatibility refers to whether the replacement battery fits and operates correctly in your device. Different models of batteries may have distinct physical sizes, connector types, and voltage requirements. Ensuring compatibility can prevent damage to the device. According to Enersys, using incompatible batteries can lead to performance issues and potential hazards. -
Specifications:
Specifications include voltage, capacity (measured in milliamp hours or mAh), and chemistry type (such as lithium-ion or nickel-metal hydride). These specifications define how the battery functions and its longevity. For example, a higher capacity generally means a longer use time between charges. A match in specifications is crucial to ensure optimal performance, as highlighted by experts at Battery University. -
Warranty Service:
Warranty service covers potential defects or issues with the battery over a specified period. A strong warranty indicates the manufacturer’s confidence in their product. Consumer reports suggest that products with warranty service offer peace of mind and protection against losses if the battery fails prematurely. Always review warranty policies before purchasing. -
Customer Reviews:
Customer reviews provide insights into the real-world performance of the battery. They can highlight both advantages and disadvantages based on user experiences. According to a study by the Journal of Consumer Research, reviews significantly influence purchasing decisions, making them an invaluable resource for evaluating reliability and performance. -
Cost:
Cost involves the price of the battery compared to others in the market. While a lower price might be tempting, it is essential to consider the trade-off between cost and quality. Studies indicate that investing in a slightly more expensive, higher-quality battery can lead to better performance and longevity over time. Always compare prices and consider total value rather than just the upfront cost.
How Can You Ensure Compatibility With Your Device for the SR620SW Battery?
To ensure compatibility with your device for the SR620SW battery, confirm the battery specifications and check your device’s user manual or manufacturer’s recommendations.
First, verify the battery specifications. The SR620SW battery typically has the following attributes:
- Voltage: The SR620SW usually operates at a voltage of 1.55 volts. Ensure your device can accept this voltage level.
- Size: The dimensions of the SR620SW battery are about 6.8 mm in diameter and 2.1 mm in height. Compare these measurements with your device’s battery compartment to ensure a proper fit.
- Chemical Composition: The SR620SW is often classified as a silver oxide battery. Verify if your device specifically accommodates silver oxide or if it allows for compatible alternatives.
Next, consult your device’s user manual or manufacturer’s recommendations. This resource often provides important information regarding:
- Recommended Models: The manual might list compatible batteries. Look for references to the SR620SW or any cross-reference numbers that match.
- Warranty Considerations: Using a non-recommended battery may void the warranty. Always prioritize options endorsed by the manufacturer.
- Installation Instructions: Proper installation is crucial. The user manual usually contains maintenance and installation guidelines that can prevent damage to your device or battery.
Last, consider purchasing from reliable retailers. Choose vendors with good reputations to ensure that you acquire a genuine, compatible battery. Look for warranties or guarantees on the batteries being sold to minimize risks of purchasing counterfeit products. Following these guidelines will help ensure that the SR620SW battery will work effectively with your device.
What Are the Advantages of Choosing the Correct Replacement Battery for SR620SW?
Choosing the correct replacement battery for the SR620SW offers several advantages. These advantages include improved performance, longer lifespan, lower risk of damage, cost-effectiveness, and enhanced reliability.
- Improved Performance
- Longer Lifespan
- Lower Risk of Damage
- Cost-Effectiveness
- Enhanced Reliability
The right replacement battery ensures that your device operates at its best, optimizing its overall efficiency.
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Improved Performance:
The advantage of improved performance arises when the correct replacement battery matches the original specifications. A quality battery provides the necessary voltage and power, allowing the device to function as intended. According to industry standards, batteries designed for specific devices often yield better results than generic alternatives. -
Longer Lifespan:
The longer lifespan of a compatible replacement battery is significant. These batteries are typically built with materials that better support the device’s energy demands. According to Battery University, correctly matched batteries can last 20% longer than incompatible ones. -
Lower Risk of Damage:
Choosing the correct replacement battery reduces the risk of damage to the device. Incompatible batteries may cause overheating or malfunction, ultimately damaging the device’s internal components. Research indicates that mismatched batteries account for a considerable number of electronic failures. -
Cost-Effectiveness:
Investing in the right battery can be cost-effective in the long run. Although generic options might initially appear cheaper, their shorter lifespan and potential for device damage often lead to extra costs for replacements or repairs. The Consumer Electronics Association suggests that spending slightly more on a compatible battery can save consumers money over time. -
Enhanced Reliability:
Enhanced reliability is another vital advantage. A compatible battery is designed to meet the performance criteria set by manufacturers. Studies show that devices powered by appropriate batteries experience fewer failures, thus providing users with a more dependable experience.
