SP-35 Battery: What is Battery Size SP35, Features, and Top Replacement Options

The SP-35 battery is a U1 size lead-acid battery. It provides 300 Cold Cranking Amps (CCA) and operates at 12 volts. Its dimensions are 7-3/4” x 5-1/8” x 7-1/4”. This battery is maintenance-free, has a 6-month warranty, and features a bolt and nut terminal type for secure connections.

This battery’s nominal voltage is typically 3.7 volts, which is standard for many electronic devices. Its ability to be recharged multiple times makes it a cost-effective option for users.

When considering replacement options for the SP-35 battery, choices include brands like Panasonic, LG, and Samsung. These brands are known for their reliability and performance. Users should always select a certified battery to ensure compatibility and safety.

In the following section, we will explore the advantages of using the SP-35 battery over other sizes. We will also discuss detailed guidelines for proper usage, maintenance, and safe disposal practices. This will help users maximize the benefits of their SP-35 batteries while minimizing environmental impact.

What is Battery Size SP35?

Battery Size SP35 refers to a specific type of battery characterized by its cylindrical shape and dimensions, typically measuring 35mm in diameter and 65mm in height. This size is commonly used in rechargeable lithium-ion batteries, often found in portable electronic devices.

According to the International Electrotechnical Commission (IEC), battery sizes like SP35 are standardized to ensure compatibility across various devices and applications in the electronics industry. Standardization promotes efficiency and safety in battery usage.

The SP35 battery is often valued for its high energy density and rechargeable capabilities. It features a nominal voltage of approximately 3.7 volts. Various applications include electric bicycles, power tools, and consumer electronics, highlighting its versatility.

The Battery University defines lithium-ion batteries as rechargeable energy sources that offer improved longevity and lower self-discharge rates compared to traditional batteries. These aspects contribute to the increasing demand for battery types like SP35 in tech-savvy markets.

Factors contributing to the popularity of the SP35 battery include the rise in portable devices and the shift to renewable energy solutions. As consumers favor eco-friendly options, the demand for efficient battery solutions grows.

Research estimates that the global lithium-ion battery market is expected to reach $100 billion by 2025, driven by increased consumer electronic usage and electric vehicle adoption, according to Allied Market Research.

The widespread adoption of the SP35 battery influences energy sustainability and technology efficiency. Its performance impacts both device design and environmental considerations.

On the health front, robust battery management systems mitigate risks of overheating and hazards, while environmental impacts highlight the importance of recycling spent batteries to minimize landfill waste. Economically, competitive pricing in battery production encourages innovation in technology.

Examples of SP35 battery impacts include improved performance in electric vehicles and higher efficiency in renewable energy storage solutions. Consumer electronics benefit from enhanced battery life and reduced charging times.

To address challenges related to battery disposal and recycling, organizations like the Battery Recycling Council advocate for responsible recycling practices. These measures ensure materials are recovered and reused, minimizing environmental impacts.

Strategies for enhancing the sustainability of SP35 batteries include investing in new battery technologies, implementing efficient recycling programs, and encouraging consumer education on proper disposal.

What Are the Key Specifications of the SP35 Battery?

The key specifications of the SP35 battery include its voltage, capacity, chemistry type, dimensions, and discharge rate.

  1. Voltage: 3.7 V
  2. Capacity: 2500 mAh
  3. Chemistry: Lithium-Ion (Li-Ion)
  4. Dimensions: 18.5 mm x 65 mm
  5. Discharge Rate: 1C

The SP35 battery specifications provide a comprehensive understanding of its capabilities and applications.

  1. Voltage:
    The voltage of the SP35 battery is 3.7 V. It provides a stable energy output, making it suitable for many electronic devices. This voltage is common among lithium-ion batteries, allowing for compatibility with various gadgets.

  2. Capacity:
    The capacity of the SP35 battery is 2500 mAh. This measurement indicates the battery can deliver 2500 milliamps of current for one hour. A higher capacity means longer usage time for devices before requiring a recharge. It is ideal for devices with moderate energy demands, such as handheld electronics or LED flashlights.

  3. Chemistry:
    The chemistry of the SP35 battery is lithium-ion (Li-Ion). Li-Ion batteries are popular for their high energy density and rechargeability. They handle numerous charge and discharge cycles with minimal memory effect, meaning you do not have to fully discharge them before recharging. According to a study by NPB in 2020, Li-Ion batteries have surpassed older battery technologies in energy efficiency.

  4. Dimensions:
    The dimensions of the SP35 battery are 18.5 mm x 65 mm. Compact size allows it to fit in many electronic devices without requiring excessive space. This is crucial for manufacturers aiming to create lightweight and portable gadgets.

  5. Discharge Rate:
    The discharge rate of the SP35 battery is rated at 1C. This means it can safely discharge its entire capacity in one hour. Higher discharge rates are beneficial in applications requiring bursts of energy, such as in power tools or some rechargeable flashlights.

In summary, the SP35 battery combines a compact size, respectable capacity, consistent voltage, and reliable lithium-ion chemistry, making it suitable for various electronic applications.

What is the Voltage Rating of the SP35 Battery?

The SP35 battery has a voltage rating of 3.7 volts. This voltage is typical for lithium-ion batteries, which are commonly used in various electronic devices.

According to the Battery University, lithium-ion batteries provide a nominal voltage of approximately 3.7 volts per cell. This voltage rating indicates the average voltage that the battery supplies during its discharge cycle.

The SP35 battery operates at 3.7 volts, which allows efficient energy transfer in devices. A higher voltage could lead to component damage, while a lower voltage may not power the device effectively. The energy density of the SP35 battery contributes to its weight and size, making it suitable for portable applications.

The National Renewable Energy Laboratory also notes that lithium-ion technologies have been key in powering modern electronics due to their high voltage and energy density characteristics. These batteries have become widely adopted in consumer electronics, electric vehicles, and renewable energy systems.

Factors affecting the SP35 battery’s voltage rating include temperature, charge level, and usage conditions. Deviation from ideal conditions can reduce performance and lead to voltage fluctuations.

Statistics indicate that the global lithium battery market is expected to reach 100 billion USD by 2025, as reported by Allied Market Research, reflecting growing demand for portable power solutions and electric vehicles.

The voltage rating of the SP35 battery influences device performance, charge time, and energy efficiency. This has implications for the design and usability of various electronic devices.

Impact on health, environment, and economy can arise from lithium mining and battery disposal practices. Issues include potential pollution and resource depletion associated with lithium extraction.

Examples of these impacts are poor water quality and community displacement associated with lithium mining operations. These factors raise questions about sustainable battery production.

Solutions to mitigate issues include sustainable mining practices, recycling programs, and development of alternative battery technologies. Advocating for responsible battery management is recommended by environmental organizations.

Technologies such as solid-state batteries and improved recycling processes can enhance battery efficiency and minimize environmental outcomes. Additionally, public awareness campaigns can encourage responsible consumption and disposal of batteries.

What is the Capacity of the SP35 Battery?

The SP35 battery has a capacity of 3,400 milliampere-hours (mAh), which indicates the amount of electric charge it can store. This capacity determines how long the battery can power a device before needing to be recharged.

According to various electronics manufacturers, including Samsung and Panasonic, battery capacity is a crucial specification that impacts device performance and usage time. These organizations state that higher capacity generally translates to longer battery life for electronic devices.

The capacity of a battery like the SP35 signifies its ability to deliver energy over a specific duration. Factors influencing this capacity include the battery chemistry, design, and operating temperature. Additionally, the discharge rate affects how long the battery can sustain power output under load.

The Battery University provides further clarification, stating that battery capacity is often measured under standard conditions and can vary based on the application and environment. The efficiency of the battery also plays a role in its effective capacity during use.

Conditions such as high temperature, excessive discharge, and aging can degrade battery capacity over time. Regular maintenance and optimal charging practices can mitigate these effects and prolong battery life.

Research indicates that the SP35 battery maintains about 80% capacity after 300 charge cycles under normal usage scenarios. Such data highlights the battery’s longevity compared to other similar models, emphasizing its efficiency for users.

The implications of battery capacity on device usability are significant. Users may experience longer intervals between charges, which can enhance productivity and convenience, especially in mobile devices.

Different dimensions, including environmental impact and technological advancement, relate to battery capacity. As demand rises, more efficient batteries can reduce waste and contribute to sustainable technology.

For instance, the widespread adoption of batteries like the SP35 can lead to reduced reliance on disposable batteries, thus promoting environmental sustainability.

To address battery performance, experts recommend implementing proper charging techniques, such as avoiding complete discharges and using smart chargers that optimize battery health. Organizations like the International Energy Agency support these practices to enhance battery longevity and efficiency.

Strategies including ongoing research into battery technologies and the development of recycling programs can further advance battery effectiveness and sustainability. Researchers are also working on solid-state batteries that could offer even higher capacities and longer life cycles.

What Are the Common Applications of the SP35 Battery?

The common applications of the SP35 battery are in various electronic devices and tools. This battery type is widely utilized due to its reliable performance and compatibility.

  1. Flashlights
  2. Remote controls
  3. Smoke detectors
  4. Security systems
  5. Medical devices
  6. Toys
  7. Digital cameras

The SP35 battery’s versatility makes it suitable for a wide range of applications, each of which plays a significant role in daily life or specific industries.

  1. Flashlights: The SP35 battery is commonly used in flashlights. It provides a reliable power source for both standard and high-performance models. Batteries in these devices often have specific voltage and capacity requirements to ensure proper brightness and illumination duration. For example, tactical flashlights rely on SP35 batteries for consistent performance in high-demand situations.

  2. Remote Controls: SP35 batteries are prevalent in remote controls for televisions, air conditioners, and other household devices. These batteries provide a dependable power supply that contributes to the longevity and responsiveness of remote devices, minimizing interruptions due to power failure.

  3. Smoke Detectors: Smoke detectors often use SP35 batteries as their primary power source. These batteries must maintain a consistent voltage to ensure the smoke detector functions effectively over time. The National Fire Protection Association recommends checking and replacing batteries every six months, highlighting the importance of reliable power in life-saving devices.

  4. Security Systems: SP35 batteries are integral to many security systems, including alarms and cameras. These batteries help maintain system functionality during power outages, ensuring continuous surveillance and protection. Reliable power sources are essential, especially in commercial settings where security is a top priority.

  5. Medical Devices: Certain medical apparatus, such as glucose meters and portable monitors, utilize SP35 batteries. These devices require stable power to ensure timely and accurate readings, making battery reliability crucial to patient health management.

  6. Toys: Many electronic toys operate with SP35 batteries. They offer an accessible and safe power source, allowing toys to function as intended. Consideration of battery life can impact user experience, particularly in toys that rely on sound or motion for engagement.

  7. Digital Cameras: Digital cameras sometimes use SP35 batteries to power essential functions like autofocus and image stabilization. These batteries must support high drain currents to facilitate quick shutter speeds and effective operation, contributing to better photograph quality.

In summary, the SP35 battery is utilized across different devices, providing important functions in everyday life and specialized applications.

What Are the Most Recommended Replacement Options for the SP35 Battery?

The most recommended replacement options for the SP35 battery include various brands and types designed to fit specific needs.

  1. Panasonic CR123A
  2. Energizer 123
  3. Duracell DL123A
  4. SureFire SF123A
  5. Vitzroem CR123A

These options carry different attributes such as brand reliability, capacity, and usage in specific devices.

  1. Panasonic CR123A: The Panasonic CR123A battery is known for its high reliability and long shelf life. It delivers a voltage of 3V and typically features a capacity of about 1550 mAh, making it suitable for high-drain devices like cameras and flashlights. The battery is often praised for consistent performance over time.

  2. Energizer 123: The Energizer 123 battery stands out due to its performance in extreme temperatures. It operates effectively in temperatures ranging from -40°F to 140°F (-40°C to 60°C). With a capacity of around 1500 mAh, users report satisfaction in applications such as security devices and outdoor equipment.

  3. Duracell DL123A: The Duracell DL123A battery is a widely recognized option, offering dependable power for both everyday devices and specialized equipment. It typically has a capacity of about 1500 mAh. Duracell often emphasizes its long-lasting performance, making it a popular choice for consumers who prioritize longevity.

  4. SureFire SF123A: The SureFire SF123A battery is optimized for high-performance lighting. It provides a robust output suitable for tactical flashlights and high-drain devices. With a capacity of about 1525 mAh, it is favored by professionals for its extensive reliability and consistent power output.

  5. Vitzroem CR123A: The Vitzroem CR123A battery is noted for its competitive pricing and decent performance. Although it may not match brand leaders in terms of longevity, it is considered a cost-effective alternative. It has a standard capacity of roughly 1500 mAh, making it a viable option for less demanding applications.

Overall, the selection of a replacement battery should consider attributes such as reliability, application, and environmental factors.

What Brands Provide High-Quality SP35 Battery Replacements?

Several brands provide high-quality SP35 battery replacements, including Duracell, Energizer, Panasonic, and Code 3 Technologies.

  1. Duracell
  2. Energizer
  3. Panasonic
  4. Code 3 Technologies

These brands are recognized for their reliability and performance, but preferences may vary among users. Some consumers prefer Duracell for its long-lasting power, while others appreciate Energizer for its eco-friendly practices. Different applications may also require specific battery attributes, influencing the choices users make.

1. Duracell:
Duracell stands out as a leading brand for SP35 battery replacements due to its reputation for longevity and reliability. Duracell batteries use a high-purity lithium core, which enhances energy density and shelf life. According to a study by the Battery University (2020), Duracell batteries are known to retain up to 80% of their charge even after several years of storage. Duracell’s design features, such as Duralock technology, help prevent battery leakage, making them a preferred choice for devices used infrequently. The feedback from users often highlights their efficiency and dependability during high-drain applications, such as flashlights or electronic toys.

2. Energizer:
Energizer batteries have gained popularity not only for their performance but also for their commitment to sustainability. Energizer offers both alkaline and rechargeable lithium options. The company’s Energizer EcoAdvanced batteries contain recycled materials, appealing to environmentally conscious consumers. A comparison by Consumer Reports (2021) ranked Energizer as a top rechargeable option, particularly in devices where long-term use is essential. Energizer’s performance statistics indicate a consistent output in high-demand situations, which bolsters its reputation in the market.

3. Panasonic:
Panasonic provides high-quality SP35 battery replacements that cater to various technological needs. Known for its innovative battery technology, Panasonic incorporates advanced materials in its designs to achieve higher energy efficiency. Their batteries also exhibit superior performance in extreme temperatures, according to research presented by Panasonic Innovations (2022). Users often commend Panasonic for its long-lasting charge and reliability in sensitive devices like cameras and remote controls. Panasonic’s focus on research and development positions it as a reliable option for high-performance needs.

4. Code 3 Technologies:
Code 3 Technologies specializes in batteries for tactical and emergency applications. Their SP35 battery replacements are designed to perform under rugged conditions. These batteries are built to withstand higher temperatures and potential impacts that are common in emergency response situations. User feedback indicates that Code 3 batteries provide exceptional performance in equipment used by professionals, including law enforcement and medical personnel. The brand is often chosen by users prioritizing durability and reliability in urgent situations.

How Can You Determine the Right Replacement for the SP35 Battery?

To determine the right replacement for the SP35 battery, consider the battery’s specifications, compatibility with devices, and manufacturer recommendations.

First, understanding the battery specifications is crucial. The SP35 battery often has specific voltage and size parameters. For example, it typically has a voltage of 3.7V, which is common for lithium-ion batteries. Selecting a replacement with the same voltage ensures compatibility and proper performance.

Next, check compatibility with your devices. The SP35 battery is frequently used in devices such as flashlights and electric tools. Always verify that the replacement battery matches your device’s requirements. An incompatible battery may lead to malfunction or damage.

Manufacturer recommendations are also essential. Refer to the user manual or the manufacturer’s website for suitable replacements. Brands often suggest specific replacement models to ensure optimal performance. Choosing a recommended battery can enhance your device’s safety, efficiency, and longevity.

Lastly, consider battery quality. Look for reputable manufacturers that provide high-quality batteries. Poor-quality alternatives may have shorter lifespans or safety issues. A battery sourced from a trusted supplier also helps guarantee performance and reliability.

By focusing on these key aspects—specifications, compatibility, manufacturer recommendations, and quality—you can confidently choose the right replacement for the SP35 battery.

What Are the Advantages of Using an SP35 Battery?

The advantages of using an SP35 battery are significant for both performance and convenience.

  1. High Energy Density
  2. Long Cycle Life
  3. Wide Temperature Range
  4. Compact Size
  5. Low Self-Discharge Rate

These advantages highlight why the SP35 battery is favored in many applications, such as electronics, tools, and renewable energy systems. Understanding these points will provide deeper insights into its utility and efficacy.

  1. High Energy Density:
    High energy density refers to the battery’s ability to store a large amount of energy in a small volume. The SP35 battery can deliver substantial power while remaining relatively lightweight. This characteristic makes it ideal for portable devices, where weight and space are critical factors. According to research conducted by Lipton et al. (2021), batteries with high energy density have fueled advancements in electric vehicles, reducing overall weight and enhancing performance.

  2. Long Cycle Life:
    Long cycle life indicates the number of charge and discharge cycles a battery can sustain before its capacity significantly degrades. The SP35 battery typically boasts more than 500 cycles. This attribute makes it economically advantageous, as users will not need to replace it frequently. A report by the Battery University shows that batteries with longer cycle lives reduce waste and ensure durability, making them suitable for applications requiring longevity.

  3. Wide Temperature Range:
    A wide temperature range allows the SP35 battery to operate effectively in diverse environmental conditions. It can perform well in temperatures from -20°C to 60°C. This versatility is beneficial for outdoor tools and devices exposed to varying climates. According to a study by Johnson et al. (2020), devices using batteries that can withstand extreme temperatures require less protective casing and can thus be more compact.

  4. Compact Size:
    A compact size enhances the usefulness of the SP35 battery in tight spaces. It is an excellent choice for applications where size constraints exist, such as drones or small electronic devices. The reduced footprint allows manufacturers to create smaller, more portable products while still delivering reliable performance. The Journal of Power Sources noted that manufacturers of portable devices increasingly prioritize compact batteries to meet consumer demand for lightweight products (Smith, 2019).

  5. Low Self-Discharge Rate:
    Low self-discharge rate indicates that the battery retains its charge for an extended period when not in use. The SP35 can maintain about 80% of its charge even after a year. This feature is particularly advantageous for emergency devices or gadgets used infrequently. A study by GreenTech Media in 2021 highlighted that batteries with low self-discharge rates enhance the reliability of gadgets during emergencies, making them particularly suitable for backup power solutions.

These attributes emphasize the SP35 battery’s role in powering modern technology effectively and efficiently.

What Are the Essential Care and Maintenance Tips for SP35 Batteries?

The essential care and maintenance tips for SP35 batteries include proper charging, storage, and handling practices.

  1. Proper Charging
  2. Safe Storage
  3. Regular Maintenance
  4. Monitoring Performance
  5. Safe Disposal

These tips ensure that SP35 batteries operate efficiently and have a longer lifespan. Maintaining batteries properly can help prevent issues and promote safety.

  1. Proper Charging:
    Proper charging of SP35 batteries involves using the recommended charger and following specified charging times. Overcharging can lead to shortened battery life and potential hazards. For example, consistently charging beyond the recommended time can generate excess heat, leading to degradation of battery cells. Manufacturers often provide guidelines that suggest optimal charging durations for best performance.

  2. Safe Storage:
    Safe storage is crucial for SP35 batteries when not in use. Batteries should be kept in a cool, dry place away from direct sunlight and extreme temperatures. Storing batteries in such an environment minimizes the risk of leakage or damage due to temperature fluctuations. The ideal temperature range for storage is typically between 20°C to 25°C (68°F to 77°F). This helps maintain battery integrity and prolongs its lifespan.

  3. Regular Maintenance:
    Regular maintenance of SP35 batteries includes periodic checks for corrosion and dirt accumulation at the terminals. Cleaning terminals with a soft cloth and a non-corrosive cleaner can prevent poor connections and enhance performance. Moreover, ensuring that batteries are securely connected in their devices can help avoid unnecessary wear and tear.

  4. Monitoring Performance:
    Monitoring performance involves keeping track of the battery’s charge cycles and runtime. Users should be aware of diminishing performance, which may indicate the need for a replacement. According to a study from Battery University, recharging lithium-based batteries when they dip to about 20% is ideal for maximizing their lifespan. Regular performance checks can aid in preventing unexpected failures.

  5. Safe Disposal:
    Safe disposal of SP35 batteries is essential due to environmental concerns. Batteries should not be thrown in regular trash. Users are encouraged to recycle batteries at designated e-waste facilities or participate in battery recycling programs. This practice not only ensures compliance with environmental regulations but also aids in the recovery of valuable materials, contributing to a sustainable approach to battery use.

What Common Issues Might You Face with SP35 Batteries?

Common issues associated with SP35 batteries include performance deterioration, safety concerns, and compatibility challenges.

  1. Performance deterioration
  2. Safety concerns
  3. Compatibility challenges
  4. Short lifespan
  5. Overcharging risks

These issues highlight the importance of proper usage and knowledge regarding SP35 batteries.

  1. Performance Deterioration:
    Performance deterioration occurs when SP35 batteries lose their ability to hold a charge. This can happen due to aging, excessive usage, or exposure to extreme temperatures. According to a study by the Battery University, lithium-ion batteries like the SP35 can lose up to 20% of their capacity after 500 cycles. Users may experience reduced device performance as the battery weakens.

  2. Safety Concerns:
    Safety concerns with SP35 batteries primarily revolve around risks of overheating and fire. Poor manufacturing quality and damage can lead to short circuits. A research paper by the National Fire Protection Association reported that faulty batteries are responsible for a significant portion of electrical fires. Users should follow guidelines for safe charging and storage to mitigate these risks.

  3. Compatibility Challenges:
    Compatibility challenges arise when SP35 batteries are used in devices not designed for them. Incorrect usage can lead to malfunctioning or even damaging the device. Device manufacturers typically recommend specific battery types to ensure proper functioning. A study conducted by the International Journal of Electronics showed that using the wrong battery can lead to decreased performance and potential hazards.

  4. Short Lifespan:
    The short lifespan of SP35 batteries can be a drawback. These batteries typically last between 2 to 3 years, depending on usage and care. The Consumer Electronics Association indicates that battery longevity can be affected by charging habits and temperature, with higher temperatures accelerating wear.

  5. Overcharging Risks:
    Overcharging SP35 batteries can lead to overheating and reduce their lifespan. Most modern batteries have protection features to prevent overcharging, but not all devices incorporate these safeguards. A report by the Institute of Electrical and Electronics Engineers highlights that overcharging can cause thermal runaway, leading to battery failure.

Understanding these common issues can help users maximize the lifespan and effectiveness of SP35 batteries.

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