9 Best 21/23 Battery For 2024

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Are you in search of the perfect battery for your device? Look no further! In this article, we will guide you through the top 9 best 21/23 batteries for 2023. Whether you need a reliable power source for your smartphone, remote control, or other electronic devices, our expert content writers have researched and compiled a list of the finest options available. From long-lasting performance to exceptional durability, these batteries have been meticulously selected to meet your needs. Get ready to discover the ideal battery that will keep your devices running smoothly throughout the year.

 

The Duracell 21/23 12V Alkaline Battery is a reliable power source for a wide range of devices such as car alarms, key fobs, GPS trackers, and more. It provides long-lasting power and is built for reliable performance in high-powered devices. Duracell guarantees these batteries against defects and is the #1 trusted battery brand. The batteries are equivalent to A23, MN21, 23AF, 23AE, and V23GA battery types. Their compact size makes them suitable for various electronics. With a customer rating of 4.8/5, users have praised the batteries' performance, affordability, and durability.

Key Features

  • Power for a wide range of devices
  • Long-lasting power
  • Duracell guarantees these batteries
  • Built for reliable performance
  • 1 trusted battery brand
  • Specifications

  • Color: No Color
  • Dimension: 3.50Lx3.50Wx0.44H
  • Size: 4 Count (Pack of 1)
  • Pros

  • Reliable performance
  • Long-lasting power
  • Trusted brand
  • Mercury-free and leak-proof design
  • Cons

  • Shorter best before date compared to some retail sources
  •  

    The Duracell 21/23 12V Alkaline Battery is an excellent choice for powering various devices. Its long-lasting performance, reliability, and leak-proof design make it a top-quality option. The battery is backed by Duracell’s trusted brand name and comes at an affordable price. While the best before date may be shorter than some retail sources, users have found these batteries to provide sufficient service. Overall, the Duracell 21/23 12V Alkaline Battery offers value for money and is a reliable power source for your specialty devices.

     

    The Duracell Coppertop Alkaline 21/23 batteries are a reliable power source for the devices your business uses most. These batteries offer long-lasting and dependable performance, making them ideal for various applications. With a pack of 4 batteries, you can always have a replacement on hand. The compact size and convenient online ordering make these batteries an excellent choice for anyone in need of this specific type. Customers have praised the battery's performance and praised their value for money. However, some have mentioned that the shelf life could be longer and the price could be more affordable. Overall, the Duracell Coppertop Alkaline 21/23 batteries are a reliable option for those looking for quality and convenience.

    Key Features

  • Long-lasting, reliable power
  • Ideal for various devices
  • Pack of 4 batteries for convenience
  • Specifications

  • Dimension: 0.44Lx3.50Wx3.50H
  • Size: 4 Count (Pack of 1)
  • Pros

  • Long-lasting performance
  • Dependable
  • Good value for the price
  • Cons

  • Shorter shelf life
  • Higher price
  •  

    The Duracell Coppertop Alkaline 21/23 batteries offer reliable and long-lasting power for various devices. With their compact size and convenient online ordering, they are a convenient choice. Customers have praised their performance and value for money. However, some have mentioned the shorter shelf life and higher price. Overall, if you prioritize reliability and don’t mind the slightly higher cost, these batteries are an excellent option to ensure your devices stay powered.

     

    The Duracell Security 21/23 1 Count (Pack of 6) is a reliable and long-lasting power supply for various devices. These lithium batteries are specially designed for use in glucometers, electronics, security systems, and fitness devices. Each pack contains one battery, and you will receive six packs in total. Customers have praised the prompt delivery and effectiveness of these batteries, with one reviewer mentioning that it fixed their garage door opener. However, there have been some negative reviews, with some customers receiving dead batteries or ones that failed to meet the specified voltage. Overall, the Duracell Security 21/23 batteries offer good value and convenience.

    Key Features

  • Duracell special application batteries offer reliable, long lasting power.
  • Designed for use in glucometers, electronics, security and fitness devices.
  • Lithium batteries.
  • You will receive 6 packs containing one battery each.
  • Specifications

  • N/A
  • Pros

  • Reliable and long-lasting power supply.
  • Prompt delivery.
  • Good value for money.
  • Convenient pack of 6 batteries.
  • Cons

  • Some customers received dead batteries.
  • Batteries may fail to meet specified voltage.
  •  

    The Duracell Security 21/23 1 Count (Pack of 6) offers a reliable and convenient power solution for various devices. With its long-lasting lithium batteries, it is suitable for glucometers, electronics, security systems, and fitness devices. The prompt delivery and good value make it an attractive option. However, some customers have reported receiving dead batteries or ones that do not meet the specified voltage. It is essential to test the batteries upon arrival to ensure their functionality. Overall, if you are in need of extra batteries for your devices, the Duracell Security 21/23 is worth considering.

     

    If you are in need of fresh and reliable batteries for various purposes, the 5 X 2 Energizer A23 21/23 23A MN21 GP23 12v Alkaline Garage Door Opener 10 Batteries is a great choice. These Energizer brand 23A 12V alkaline batteries come in a pack of 10, ensuring you have enough supply for all your devices. The batteries are sealed in a card to prevent them from touching each other as they drain. With equivalent compatibility to other brands, including popular names like LRV08, L1028, and A23, these batteries are suitable for toys, watches, cameras, calculators, garage door openers, car security alarms, wireless doorbells, and much more. Measuring 3.00Lx1.00Wx0.50H, these batteries are the perfect size for various electronic devices. Customers have praised their effectiveness and convenience, making them a reliable choice.

    Key Features

  • SUPER FRESH Top Quality, Energizer Brand 23A 12V Alkaline Batteries, 10 Pcs are sealed in a card so batteries do not touch each other as they drain.
  • EQUIVALENT: to other brand, like 23A, LRV08, L1028, RVO8, 23A, MS21, MN21, E23A, K23A, V23GA, 8LR932, 8LR23, VR22, 8F10R, CA20, MN21/23, 3LR50, A23, GP23A, 23AE, A23, A23S, P23GA,
  • WORKS FOR: Toys ,Watches, Cameras, Calculators, Garage door openers, Car Security Alarm, Wireless doorbell, Window security sensor, Flashlight, Fireplace remote control, Keyless Car Remotes, Organizers,
  • Specifications

  • Dimension: 3.00Lx1.00Wx0.50H
  • Pros

  • High quality and reliability
  • Convenient pack of 10
  • Wide compatibility with other brands
  • Suitable for a variety of devices
  • Compact and easy to store
  • Cons

  • Lifespan may vary between batches
  • Packaging lacks production stamp or date
  • Packaging may be in a foreign language
  •  

    The 5 X 2 Energizer A23 21/23 23A MN21 GP23 12v Alkaline Garage Door Opener 10 Batteries offers great value for money. With their reliable performance and compatibility with various devices, these batteries are a practical choice for anyone in need. The convenient pack of 10 ensures you have enough supply for multiple applications, and their compact size makes them easy to store. While some customers noted that the lifespan varies between batches and the packaging lacks necessary information like production dates, these minor drawbacks are outweighed by the overall quality and convenience of these Energizer batteries. Whether you need batteries for your garage door opener, remote control, flashlight, or other devices, these Energizer A23 batteries are a reliable option.

     

    The Duracell Battery 12V Card of 4 is a reliable and long-lasting power source for specialty devices such as car alarms, key fobs, GPS trackers, remote controls, and other electronics. These alkaline batteries are designed to provide superior performance and are backed by Duracell's guarantee against defects in material and workmanship. With a compact dimension of 0.44Lx3.50Wx3.50H, these batteries are convenient to carry and use. Whether it's storm season or the holiday season, Duracell is the trusted battery brand that you can rely on. Get the power you need for your devices with the Duracell 12V Battery Card of 4.

    Key Features

  • Designed for specialty devices like car alarms, key fobs, GPS trackers, and more
  • Long-lasting power for reliable performance
  • Guaranteed against defects in material and workmanship
  • Compact dimension of 0.44Lx3.50Wx3.50H
  • Specifications

  • Dimension: 0.44Lx3.50Wx3.50H
  • Size: 1 Count (Pack of 1)
  • Pros

  • Reliable power source for specialty devices
  • Long-lasting performance
  • Guaranteed against defects
  • Compact and convenient size
  • Cons

     

    The Duracell Battery 12V Card of 4 is a trustworthy choice for providing power to your specialty devices. With its long-lasting performance and guarantee against defects, you can rely on these batteries to keep your car alarms, key fobs, GPS trackers, and other electronics running smoothly. The compact size makes it easy to carry and store, ensuring you always have a reliable power source when you need it. As the #1 trusted battery brand, Duracell continues to deliver high-quality products that meet the needs of consumers. Choose the Duracell 12V Battery Card of 4 for reliable and long-lasting power.

     

    The Duracell Duralock 21/23 12V Alkaline Batteries are a reliable and long-lasting option for powering various devices. With Duralock Power Preserve technology, these batteries have a fantastic shelf life and are guaranteed not to leak. The pack includes 8 batteries, providing ample supply for multiple uses. These batteries are perfect for applications such as garage door remotes, ceiling fan remotes, and other devices that require a 12V power source. The packaging indicates that these batteries can be used until March of 2022, showcasing their extended life span. Customers have praised the dependability and longevity of these Duracell batteries. It's worth noting that the company has had a higher satisfaction rate compared to its main competitor, Energizer, which is known for battery leakage issues. With a customer rating of 4.8/5, these Duracell Duralock 21/23 12V Alkaline Batteries are a highly recommended choice.

    Key Features

  • 8 Duracell Duralock 21/23 12V Alkaline Batteries
  • Duralock Power Preserve
  • 12v Alkaline
  • Specifications

  • Size: 4 Count (Pack of 2)
  • Pros

  • Dependable and long-lasting
  • No leakage issues
  • Versatile for various applications
  • Cons

  • Some batteries may test poorly on a multimeter
  •  

    If you’re looking for reliable and long-lasting batteries to power your devices, the Duracell Duralock 21/23 12V Alkaline Batteries are an excellent choice. With Duralock Power Preserve technology, these batteries offer a fantastic shelf life and are guaranteed not to leak. Customers have praised their dependability and longevity, making them a go-to option for garage door remotes, ceiling fan remotes, and more. Compared to its main competitor, Energizer, Duracell has proven to be a more trusted brand with fewer leakage issues. While there may be occasional multimeter testing discrepancies, overall, these batteries provide exceptional performance. With a customer rating of 4.8/5, it’s clear that the Duracell Duralock 21/23 12V Alkaline Batteries are a reliable and high-quality choice.

     

    The Duracell 21/23 12V Specialty Alkaline Battery is a long-lasting battery that comes in a pack of two. It is highly durable and easy to use. Manufactured in China, this product adds great value to your everyday devices.

    Key Features

  • Adds great value
  • Highly durable and easy to use
  • Manufactured in China
  • Specifications

  • Dimension: 1.76Lx0.47Wx3.50H
  • Size: 2 Count (Pack of 1)
  • Pros

  • Provides long-lasting power
  • Durable and easy to use
  • Good fit for various devices
  • Fast shipping
  • Cons

  • May contain old stock
  • Inconsistent quantity received
  • Poor customer support
  • Additional postage fees
  •  

    The Duracell 21/23 12V Specialty Alkaline Battery is a reliable option for powering your devices. It offers long-lasting performance, is durable, and easy to use. However, there have been some reports of receiving old stock or incorrect quantities. Additionally, customer support may be lacking in resolving issues. Despite these drawbacks, if you’re in need of a reliable battery, this product is worth considering.

     

    The Duracell Alkaline 12V 21/23 Security Batteries are reliable and efficient power sources for numerous devices. With a voltage of 12.0, these batteries provide long-lasting performance and are perfect for security devices, such as doorbells. The 2-pack of batteries is designed to offer convenience and value for money. These alkaline batteries boast a rating of 33 mAh and have dimensions of 28 x 10 x 10 mm. Duracell is a trusted brand known for its high-quality products, and these batteries are no exception. Whether you need to replace batteries in your wireless security system or other devices, the Duracell Alkaline 12V 21/23 Security Batteries are a reliable choice.

    Key Features

  • Alkaline
  • Voltage: 12.0
  • IEC: 3LR50
  • 33 m Ah
  • Size (mm): 28 x 10 x 10
  • Specifications

  • Dimension: 1.00Lx4.00Wx4.00H
  • Pros

  • Reliable and efficient power source
  • Long-lasting performance
  • Convenient 2-pack
  • Trusted Duracell brand
  • Cons

  • Misleading product photo
  • Issue with incorrect order
  • Dishonest listing
  •  

    The Duracell Alkaline 12V 21/23 Security Batteries are a reliable and efficient choice for powering various devices. With a strong customer rating and positive reviews, these batteries provide long-lasting performance. They are perfect for security devices like doorbells and are offered in a convenient 2-pack for added value. While there have been isolated issues with incorrect orders and misleading product photos, the overall quality and reputation of Duracell make these batteries a great option. Trust in the Duracell brand and enjoy the convenience and reliability of the Alkaline 12V 21/23 Security Batteries.

     

    The LOOPACELL A23 23A 21/23 MN21 12v Battery 15 Pk is a versatile battery option that can be used for various devices such as toys, watches, cameras, calculators, car security alarms, keyless car remotes, organizers, and computer equipment. It is a super fresh battery of top quality, ensuring reliable performance. The battery dimensions are 0.04Lx0.04Wx0.04H. Overall, it provides a convenient power solution for everyday devices.

    Key Features

  • Loopacell Brand 23A batteries Replaces MN21/23 23A And all Equivalents
  • Super Fresh, Top Quality
  • Works for toys, Watches, Cameras, Calculators, Car Security Alarm, Keyless Car Remotes, Organizers, Computer Equipment (memory backup battery) CMOS
  • Specifications

  • Dimension: 0.04Lx0.04Wx0.04H
  • Pros

  • Versatile – suitable for multiple devices
  • Super fresh and top quality
  • Convenient power solution
  • Cons

  • Some batteries may arrive with low voltage
  • A few may be dead upon arrival
  •  

    The LOOPACELL A23 23A 21/23 MN21 12v Battery 15 Pk offers a reliable power option for various devices. While there have been some reports of low voltage and dead batteries upon arrival, overall it provides good performance and convenience. It is a versatile battery pack that can be used for a range of devices, making it a practical choice. However, it is important to check the voltage upon receipt to ensure optimal performance. If you are looking for a budget-friendly option with decent quality, this battery pack is worth considering.

     

    Buyer's Guide: 21/23 Battery

    Looking for a 21/23 battery but unsure where to start? Look no further! Here's a comprehensive buyer's guide to help you navigate through the various options available. Whether you need a battery for your remote control, car alarm, or any other device, we've got you covered. Let's dive right in:

    1. Understanding the 21/23 Battery

    • A 21/23 battery, also known as an A23 battery, is a small, cylindrical battery that measures approximately 10.3mm in diameter and 28.5mm in height.
    • It operates at 12 volts and consists of a combination of alkaline and manganese dioxide chemistry, making it suitable for low-drain devices.
    • The 21/23 battery is commonly used in remote controls, keyless entry systems, garage door openers, car alarms, calculators, and other small electronic devices.

    2. Battery Life and Shelf Life

    • The lifespan of a 21/23 battery can vary depending on the specific device and its usage. On average, it can last anywhere between 1 to 3 years.
    • It is important to store your batteries properly to maintain their performance. Keep them in a cool and dry place away from direct sunlight or extreme temperatures, which can reduce their shelf life.

    3. Buying Considerations

    Before purchasing a 21/23 battery, take into account the following factors:

    • Device Compatibility: Ensure that the battery you choose is compatible with your device. Check the manufacturer's recommendations or consult the device's user manual for the correct battery type.
    • Brand Reliability: Opt for well-known and reputable battery brands to ensure quality and performance. Trusted brands often provide better longevity and reliability.
    • Packaging Options: 21/23 batteries are commonly available in packs containing various quantities. Consider your usage needs and purchase accordingly to have spares on hand when needed.

    4. Common Brands

    There are several reliable brands in the market that offer 21/23 batteries. Some notable ones include:

    • Duracell
    • Energizer
    • Panasonic
    • GP Batteries
    • AmazonBasics

    5. Environmental Considerations

    • Properly dispose of used batteries according to your local regulations. Many communities have recycling programs in place to safely handle and recycle batteries.
    • Rechargeable battery options may be worth considering to reduce waste and environmental impact, but note that 21/23 batteries are typically not rechargeable.

    Now, let's move on to the frequently asked questions (FAQ) section: 

    FAQ

    Q: How can I determine if my device requires a 21/23 battery?
    A: Refer to your device’s user manual or check for battery specifications on the device itself. If in doubt, consult the manufacturer’s website or customer support for assistance.

    Q: Can I use a higher voltage battery as a substitute?
    A: It is not recommended to use a higher voltage battery than specified for your device, as it may damage the device or void its warranty. Stick to the manufacturer’s recommendations for optimal performance and safety.

    Q: Are there any safety precautions I should take with 21/23 batteries?
    A: Yes, handle batteries with care. Avoid short-circuiting them, exposing them to fire, or disassembling them. Keep batteries away from children and pets, as they can be a choking hazard if swallowed.

    Q: How long can I store unused 21/23 batteries?
    A: If stored properly in a cool and dry place, unused 21/23 batteries can retain their performance for up to 3 years. However, it’s always best to check the expiration date on the packaging before use.

    Q: Can I recycle my used 21/23 batteries?
    A: Yes, it is essential to recycle used batteries to minimize environmental impact. Check with your local recycling facilities or community recycling programs for safe disposal options.