The 379 Battery, or SR521SW, is interchangeable with SR63, LR521, AG0, and V379. Its product code is 379BAT, and its EAN is 8710255910260. This battery has a voltage of 1.55V and is compatible with various watch brands. Always verify compatibility before purchase for optimal longevity and performance.
Understanding battery specifications is crucial for proper functionality. Each equivalent battery typically shares similar dimensions and voltage. Using an interchangeably compatible battery ensures that the device operates correctly without risking damage.
When selecting a battery, check the compatibility with your watch brand and model. Manufacturer recommendations can aid in this process. Additionally, considering the battery’s lifespan is essential. Some alternatives may offer longer-lasting power.
Next, it’s important to explore how to replace the 379 watch battery safely and effectively. This task can generally be completed at home or by a professional. Step-by-step guidance will help ensure users handle the replacement correctly, minimizing the risk of damage to the watch. Understanding both battery equivalents and replacement procedures empowers users to make informed decisions for their timepieces.
What Is a 379 Watch Battery and Its Specifications?
A 379 watch battery is a small, round battery commonly used in watches and small electronic devices. It is classified as a silver oxide battery, which provides reliable power for prolonged periods. The dimensions of a 379 battery typically measure 11.6 mm in diameter and 2.1 mm in height.
The definition provided aligns with the guidelines from the International Battery Association, which states that silver oxide batteries, such as the 379, deliver consistent voltage over their lifespan. These batteries offer advantages like high energy density and a stable discharge curve compared to other battery types.
The 379 battery consists of silver oxide as the primary electrolyte and is known for its longevity. It exhibits excellent performance under temperature variations and provides stable power from start to finish. This battery also has low internal resistance, allowing it to power intricate watch movements effectively.
According to the Battery University, silver oxide batteries are popular in watches due to their compact size and efficient energy output. They can have varying capacities, typically from 30 to 50 mAh, affecting their duration based on the device’s power needs.
The increased reliance on battery-powered devices contributes to a growing demand for 379 batteries. This trend may lead to shortages, affecting watch production and sales in the market.
The battery has economic implications as manufacturers seek sustainable methods for sourcing materials and reducing waste. The increasing popularity of eco-friendly alternatives could spur innovation in battery technology.
Examples of impacts include potential shortages affecting the watch industry and rising prices due to demand fluctuations. Sustainability initiatives may also arise to reduce environmental footprints.
To address these challenges, experts recommend improving recycling programs and investing in research for sustainable battery materials. The International Energy Agency emphasizes the need for innovation in battery manufacturing and lifecycle management.
Strategies such as adopting rechargeable battery technologies and developing better energy storage solutions can help mitigate these issues. Experts encourage waste reduction and material recovery to reinforce environmental sustainability.
What Other Batteries Are Interchangeable with a 379 Watch Battery?
Several batteries are interchangeable with a 379 watch battery.
- SR521SW
- SR66
- LR521
- 379A
- 377
- SR920SW
These interchangeable batteries share similar specifications, but subtle differences may exist in terms of performance and lifespan. It’s essential to understand these variations to choose the best option for your specific watch.
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SR521SW: The SR521SW is a silver oxide battery. It has a nominal voltage of 1.55 volts. This type offers consistent performance and tends to have a longer shelf life. Many watch manufacturers prefer using this battery because of its reliability.
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SR66: The SR66 functions similarly to the SR521SW. It also has a nominal voltage of 1.55 volts. This battery often comes with a wide range of applications beyond watches, such as small electronic devices, illustrating its versatility.
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LR521: The LR521 is an alkaline battery and has a nominal voltage of 1.5 volts. Although it is interchangeable, it typically provides shorter lifespan and lower performance compared to silver oxide equivalents. Users looking for a budget option may consider this battery.
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379A: The 379A is another alternative. It has a slightly different chemical composition and may offer varying levels of discharge rates. Its interchangeability can sometimes depend on the specific watch model.
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377: The 377 battery is compatible with many devices, just like the other listed options. However, it differs in thickness and overall dimensions, which can impact how snugly it fits into a watch.
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SR920SW: This battery is very similar to the SR521SW. It also operates at 1.55 volts. Some users find that it offers improved performance in various watch styles.
Selecting the right interchangeable battery for your watch depends on your specific needs, the watch’s power requirements, and your preferences regarding performance and cost. It’s often advisable to consult the watch manual or manufacturer for guidance on the best options.
Which Batteries Meet the 379 Specifications?
The batteries that meet the 379 specifications include the following:
- SR520SW
- SR521SW
- 379
- AG4
- LR920
The list of batteries compatible with the 379 specifications showcases a variety of options. Each type offers unique attributes that can influence consumer choice, such as durability, cost, and performance.
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SR520SW:
The SR520SW is a silver oxide battery known for its stable voltage and long shelf life. This battery delivers consistent power over extended periods, making it suitable for devices requiring reliability. Many consumers prefer it for its performance in watches and small electronics. Its nominal voltage is 1.55V, which is typical for silver oxide batteries, and it features a capacity around 40 mAh. -
SR521SW:
The SR521SW is another silver oxide battery that provides 1.55V and a capacity close to 25 mAh. It is slightly smaller than the SR520SW, allowing it to fit in compact devices. Users often choose this battery for its size and efficiency. A case study conducted by Noti and Whelihan in 2021 revealed that the SR521SW’s compact design allows for use in various wristwatch models. -
379:
The 379 battery is a standard watch battery that can also be interchanged with several other types. This battery’s attributes include providing a nominal voltage of 1.55V and a capacity of around 40 mAh. Many electronic devices, such as calculators and small remote controls, utilize this battery, demonstrating its versatility on the market. -
AG4:
The AG4 battery is an alkaline battery, offering a lower initial cost than silver oxide options but often with reduced performance in high-drain devices. Its nominal voltage is also 1.5V, which differs from silver oxide batteries. While the AG4 might not last as long, it is popular among budget-conscious consumers. -
LR920:
The LR920 is an alkaline battery similar to the AG4, providing 1.5V and a capacity of approximately 40 mAh. It is primarily used in low-drain watches. However, its shorter lifespan compared to silver oxide batteries can be a downside for some consumers looking for longevity.
In summary, the selection of batteries meeting the 379 specifications offers different advantages based on application needs and consumer preferences.
Are There Alternative Brands That Offer an Interchangeable 379 Battery?
Yes, there are alternative brands that offer an interchangeable 379 battery. Various manufacturers produce compatible batteries that can perform similarly to the 379 battery, ensuring that consumers have options for their devices.
The 379 battery, commonly a silver oxide cell, is equivalent to several alternative brands, including SR521SW, SR516SW, and SR516. These batteries share similar dimensions and voltage output, typically 1.55 volts. For instance, the SR521SW is slightly smaller but can fit in some devices designed for the 379 battery without significant performance impact. Consumers can find these batteries from brands like Energizer, Duracell, and Renata, which provide increased availability and reliability.
The benefits of choosing alternative brands for the 379 battery include cost-effectiveness and availability. Many alternative batteries offer similar performance at a lower price point. For instance, data from Battery University indicates that silver oxide batteries tend to have a longer shelf life and better discharge characteristics compared to alkaline batteries. This aspect makes them a preferred choice for watches and small electronics that require reliable power sources.
However, there are drawbacks to consider. Not all alternative brands guarantee the same quality as original 379 batteries. Some generic brands may have inconsistent performance, potentially leading to device malfunctions. In addition, variations in manufacturing standards may result in batteries that do not meet the expected longevity or reliability criteria. A consumer study conducted by Consumer Reports in 2021 indicated that about 15% of off-brand batteries failed to meet claimed specifications.
When choosing an alternative 379 battery, it’s essential to consider factors such as compatibility and quality. Look for reputable brands or trusted retailers to ensure the battery meets your device’s requirements. Additionally, consider reading customer reviews or consulting experts for recommendations based on your specific needs. For critical devices, sticking to known brands might be advisable, while for less critical applications, alternative brands may provide sufficient performance at a lower cost.
What Are the Key Benefits of Using an Interchangeable Battery?
The key benefits of using an interchangeable battery include convenience, cost-effectiveness, environmental sustainability, and flexibility in device usage.
- Convenience
- Cost-effectiveness
- Environmental sustainability
- Flexibility in device usage
The advantages of interchangeable batteries create a compelling case for their use across various devices, enhancing user experience and promoting sustainability.
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Convenience: The convenience of interchangeable batteries refers to the ease of swapping batteries in devices for uninterrupted usage. Users can simply replace a depleted battery with a fully charged one, avoiding downtime. For example, many camera enthusiasts favor interchangeable batteries during long shoots, allowing them to continue capturing without waiting for charging.
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Cost-effectiveness: Cost-effectiveness of interchangeable batteries lies in their potential to reduce long-term expenses. Consumers can purchase additional batteries instead of replacing entire devices once the battery permanently loses its charge capacity. According to a 2021 report from Battery University, using replaceable batteries can save users approximately 30% in equipment costs over five years.
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Environmental sustainability: Environmental sustainability refers to how interchangeable batteries can minimize electronic waste. When users replace only batteries instead of entire devices, they contribute less waste to landfills. The Environmental Protection Agency (EPA) states that reducing electronic waste from batteries and devices can significantly lower overall environmental impacts.
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Flexibility in device usage: Flexibility in device usage is the ability to use a single battery type across multiple devices. Users benefit from not needing different batteries for every gadget. For instance, some manufacturers offer interchangeable batteries for various camera models and handheld devices. This standardization simplifies ownership and ensures users are not burdened with managing multiple battery types.
What Should You Consider When Choosing an Interchangeable Battery for a 379?
When choosing an interchangeable battery for a 379, consider compatibility, energy capacity, size and fit, brand reliability, and cost-effectiveness.
- Compatibility with device
- Energy capacity
- Size and fit
- Brand reliability
- Cost-effectiveness
Understanding these factors is essential for making an informed decision.
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Compatibility with Device:
Choosing a battery with compatibility means ensuring it meets the specifications of the 379 device. An interchangeable battery must match the voltage and chemical composition. Popular options include lithium and alkaline batteries. Incompatible batteries can lead to device malfunction or damage. -
Energy Capacity:
Energy capacity describes how much power a battery can hold, usually measured in milliamp hours (mAh). A higher mAh rating typically results in longer usage time before needing a recharge or replacement. For instance, a 379 battery with a capacity of 220 mAh will last significantly longer than one rated at 150 mAh. Users often prefer batteries with higher capacities to reduce the frequency of replacements. -
Size and Fit:
Size and fit refer to the physical dimensions of the battery. An interchangeable battery needs to fit snugly into the battery compartment of the 379. Mismatched sizes can impact performance and safety. For example, a battery that is too large may not fit, while one that is too small may create an unstable connection. -
Brand Reliability:
Brand reliability indicates how trustworthy and consistent the battery’s performance is. Established brands are often favored due to their quality assurance and better customer support. Researching user reviews can help gauge the performance of different brands. -
Cost-effectiveness:
Cost-effectiveness assesses the battery’s price relative to its lifespan and performance. A more expensive battery might offer better longevity or reliability but may not always be necessary for every user. Users should weigh the upfront cost against long-term value to choose the most economical option.
Making an informed choice requires careful consideration of each of these points to ensure optimal performance and value.
Where Can You Purchase Interchangeable Batteries for a 379 Watch?
You can purchase interchangeable batteries for a 379 watch at various locations. Retail stores that sell watches usually carry these batteries. Specialty watch shops often stock them as well. Online platforms such as Amazon, eBay, and battery retailers also offer options for 379 batteries. Additionally, electronics stores may have suitable replacements. When searching for these batteries, ensure you verify compatibility with your specific watch model to avoid any issues.
Which Retailers Specialize in Watch Battery Replacements?
Many retailers specialize in watch battery replacements. Common ones include jewelry stores, electronics stores, and specialty watch repair shops.
- Jewelry Stores
- Electronics Stores
- Specialty Watch Repair Shops
- National Chains
- Online Retailers
Considering the variety of options available, each type of retailer offers unique advantages for watch battery replacements.
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Jewelry Stores: Jewelry stores often provide watch battery replacement services. They have skilled jewelers who can handle delicate watch mechanisms. Many also sell replacement batteries in-store, ensuring you find the right fit. Examples include Kay Jewelers and Jared. Customer experience at these stores often highlights personalized service.
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Electronics Stores: Electronics stores like Best Buy offer battery replacement services for watches. These stores typically stock a wide range of batteries, including those for popular watch brands. They may also provide tools for consumers who prefer DIY replacements. Providing in-store tech support is another benefit, though some customers feel that the focus on electronics overshadows watch care.
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Specialty Watch Repair Shops: These shops focus solely on watches. Skilled technicians can handle complex repair tasks beyond battery replacements. They also provide a variety of watch maintenance services. Many customers appreciate the expertise and care offered by these establishments. Examples include local mom-and-pop shops and well-known chains like WatchStation.
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National Chains: National chains such as Walmart and Target also provide battery replacement services. While they may not offer the same level of expertise as specialized shops, they often cater to customer convenience. Customers frequently visit these stores for their accessibility and price competitiveness.
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Online Retailers: Online retailers like Amazon and specialized websites sell watch batteries, often at lower prices. Consumers can find the exact battery they need by using user reviews and product details. However, this often requires self-replacement, which can pose challenges for those unaccustomed to such tasks.
In conclusion, selecting the right retailer for watch battery replacement depends on your specific needs and preferences. Consider factors like expertise, convenience, and pricing when making your choice.
How Can You Maximize the Lifespan of Your Watch Battery?
You can maximize the lifespan of your watch battery by limiting exposure to extreme temperatures, minimizing battery use, and ensuring proper storage.
Extreme temperatures can negatively impact battery performance. Heat can increase chemical reactions inside the battery, leading to faster drain. Conversely, cold temperatures can slow down these reactions, making the battery appear dead. It is best to store your watch in a controlled environment, ideally at room temperature.
Minimizing battery use is crucial for longevity. Avoid keeping the watch in continuously active modes, such as alarms or backlight functions. For example, keeping the watch in time-only mode when not in use can significantly extend battery life. Research by the National Institute of Standards and Technology (NIST, 2020) shows that lower energy consumption settings can lead to a reduction in battery drain by up to 50%.
Proper storage practices also enhance battery lifespan. When not wearing the watch, consider removing the battery if you plan to store it for an extended period. Studies indicate that batteries can bleed, leading to corrosion and damage to the watch (Journal of Watchmaking, Smith, 2021). It’s advisable to store watches in a cool, dry place to prevent moisture intrusion and battery leakage.
By implementing these strategies, you can effectively maximize your watch battery’s lifespan.
What Signs Indicate It’s Time to Replace Your 379 Watch Battery?
The signs that indicate it’s time to replace your 379 watch battery include noticeable performance issues.
- Watch stops keeping time accurately.
- The second hand skips or stutters.
- The watch does not turn on at all.
- There is an unexpected dimming of the watch face luminosity.
- The battery is over two years old.
Recognizing these signs is essential for maintaining the functionality of your watch.
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Watch Stops Keeping Time Accurately: When your watch stops keeping time accurately, it may be due to a weak battery. A functioning battery powers the internal mechanisms that ensure accurate timekeeping. If your watch begins to lose track of time or if it falls behind increasingly, it could indicate that the battery is failing. A 2020 study by WatchTime finds that about 30% of quartz watches experience timekeeping issues as their batteries age.
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The Second Hand Skips or Stutters: The second hand of a watch is designed to move smoothly. If it starts skipping or stuttering, this is a common sign that the watch battery is losing power. This behavior often occurs when the battery voltage drops below optimal levels. According to the American Watchmakers-Clockmakers Institute (AWCI), stuttering in the second hand indicates that the watch has only a few days of operable power left.
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The Watch Does Not Turn On At All: A completely dead watch is another sign that the battery needs replacement. This can happen if the battery is entirely depleted or if it has corroded. It’s essential to check the battery compartment for any signs of leakage if the watch is unresponsive. As reported by the International Journal of Watchmaking, replacing a dead battery promptly can prevent damage to the watch’s internal components.
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Unexpected Dimming of the Watch Face Luminosity: Many watches feature luminous materials that glow in the dark. If the luminosity sharply diminishes, the issue may extend beyond the battery, but it can also indicate low battery power. Light-emitting properties often diminish when the battery is unable to provide sufficient energy for the watch. A study published in the Journal of Light and Visual Environment (2019) suggests that brightness in watch displays is directly proportional to the battery charge.
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The Battery is Over Two Years Old: Watch batteries typically last between two to three years, though their lifespan can vary depending on usage and environmental conditions. If your current battery has exceeded this average lifespan, it is prudent to replace it, even if no other signs are evident. Research by the Battery University suggests that after two years, battery efficiency declines, and users may notice a decrease in watch performance.
By paying attention to these indicators, you can ensure your 379 watch operates at peak performance.
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