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  • 24-Pack AAA Rayovac High Energy Batteries (6 Cards of 4)
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    Rayovac

    24-Pack AAA Rayovac High Energy Batteries (6 Cards of 4)

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    $19.99
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  • 24-Pack AAA Westinghouse Dynamo Alkaline Batteries (6 Cards of 4)
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    Westinghouse

    24-Pack AAA Westinghouse Dynamo Alkaline Batteries (6 Cards of 4)

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    $19.99
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  • 3-Pack Xeno XL-050F 3.6V 1/2 AA 1.2Ah Lithium Batteries with Tabs
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    Xeno

    3-Pack Xeno XL-050F 3.6V 1/2 AA 1.2Ah Lithium Batteries with Tabs

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    $19.99
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  • 4 AA + 4 AAA + 2 C + 2 D + 1  9 Volt Energizer MAX Alkaline Battery Combo (On Cards)
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    Energizer

    4 AA + 4 AAA + 2 C + 2 D + 1 9 Volt Energizer MAX Alkaline Battery Combo (On Cards)

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    $19.99
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  • 5-Pack BR2320 Panasonic 3 Volt Lithium Coin Cell Battery
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    Panasonic

    5-Pack BR2320 Panasonic 3 Volt Lithium Coin Cell Battery

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    $19.99
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  • 5-Pack Panasonic CR2016/F2N 3 Volt Lithium Coin Cell w/ Tabs
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    Panasonic

    5-Pack Panasonic CR2016/F2N 3 Volt Lithium Coin Cell w/ Tabs

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    $19.99
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  • 6-Pack 357 / SR44W Rayovac Silver Oxide Button Batteries
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    Rayovac

    6-Pack 357 / SR44W Rayovac Silver Oxide Button Batteries

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    $19.99
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  • 8-Pack CR2 WinPow 3 Volt Lithium Batteries
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    WinPow

    8-Pack CR2 WinPow 3 Volt Lithium Batteries

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    $19.99
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  • AA AccuPower NiMH 2900 mAh Batteries (4 Card)
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    AccuPower

    AA AccuPower NiMH 2900 mAh Batteries (4 Card)

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    $19.99
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  • AAA NiMH Energizer 800 mAh Low Discharge Batteries (4 Card)
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    Energizer

    AAA NiMH Energizer 800 mAh Low Discharge Batteries (4 Card)

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    $19.99
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  • FDK CR17335SE Lithium PLC Battery  with white plug
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    FDK

    FDK CR17335SE Lithium PLC Battery with white plug

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    $19.99
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  • Mitsubishi / Hitachi B9670MC 3.6 Volt Lithium Battery (ER17330V, A6BAT, MRBAT)
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    Mitsubishi

    Mitsubishi / Hitachi B9670MC 3.6 Volt Lithium Battery (ER17330V, A6BAT, MRBAT)

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    $19.99
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  • Varta 2/V150H 2.4 Volt 3 Pin NiMH Battery
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    Varta

    Varta 2/V150H 2.4 Volt 3 Pin NiMH Battery

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    $19.99
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  • 10-Pack LR41 / AG3 Maxell Alkaline Button Batteries
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    Maxell

    10-Pack LR41 / AG3 Maxell Alkaline Button Batteries

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    $20.19
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  • 9 Volt Energizer Ultimate Lithium Battery (L522)
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    Energizer

    9 Volt Energizer Ultimate Lithium Battery (L522)

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    $20.29
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  • 4.8 Volt NiMH Battery Pack (1800 mAh) with JST Connector
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    Power Portable

    4.8 Volt NiMH Battery Pack (1800 mAh) with JST Connector

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    $20.39
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  • 4.8 Volt NiMH Battery Pack (2200 mAh) with Tabs
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    Power Portable

    4.8 Volt NiMH Battery Pack (2200 mAh) with Tabs

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    $20.39
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  • Cutler Hammer GE Fanuc B9712T 3 Volt Lithium PLC Battery
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    GE Fanuc

    Cutler Hammer GE Fanuc B9712T 3 Volt Lithium PLC Battery

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    $20.59
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  • Fuji CR8-LHC Flusher PLC Battery (For Flush-2 Wallingford, Toto TH559EDV410R)
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    Fuji

    Fuji CR8-LHC Flusher PLC Battery (For Flush-2 Wallingford, Toto TH559EDV410R)

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    $20.59
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  • MITSUBISHI ER6V-C4 3.6 Volt Lithium Battery (LS14500-MER)
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    Mitsubishi

    MITSUBISHI ER6V-C4 3.6 Volt Lithium Battery (LS14500-MER)

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    $20.59
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  • Modicon CR17335SE-WR 3 Volt Lithium PLC Battery
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    Modicon

    Modicon CR17335SE-WR 3 Volt Lithium PLC Battery

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    $20.59
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Shop All Sizes
 

Exploring the Different Sizes of Batteries We Sell at Mega Batteries

 

At Mega Batteries, we understand that choosing the right battery size is crucial for the optimal performance of your devices. With a wide array of battery sizes available, we cater to various needs, from everyday household items to specialized equipment. 

 

1. AA Batteries

AA batteries are among the most commonly used batteries, powering everything from remote controls and toys to digital cameras. They typically provide a nominal voltage of 1.5 volts for alkaline versions and 1.2 volts for rechargeable NiMH types.

Applications: Ideal for low to moderate-drain devices, AA batteries offer reliable performance and longevity​.

 

2. AAA Batteries

AAA batteries are smaller than AA batteries but are equally versatile. They are used in devices like wireless mice, remote controls, and small flashlights. Their nominal voltage is also 1.5 volts for alkaline batteries and 1.2 volts for rechargeable variants.

Applications: Best suited for low-drain devices, AAA batteries are a staple in many households​.

 

3. C Batteries

C batteries are larger and provide more power than AA and AAA batteries. They are typically used in toys, flashlights, and portable radios, delivering a nominal voltage of 1.5 volts.

Applications: C batteries are ideal for high-drain devices, providing the necessary power for prolonged use​.

 

4. D Batteries

D batteries are among the largest cylindrical batteries, often found in high-drain devices such as large flashlights, boomboxes, and certain types of toys. They provide 1.5 volts and are known for their high capacity.

Applications: Suitable for devices that require long-lasting power, D batteries are commonly used in camping gear and emergency lighting​.

 

5. 9V Batteries

9V batteries are essential for devices that require a higher voltage, such as smoke detectors, guitar pedals, and some types of remote controls. They have a unique rectangular shape and provide a nominal voltage of 9 volts.

Applications: Widely used in safety devices and electronics requiring more power, 9V batteries are indispensable for home safety​.

 

6. 18650 Batteries

18650 batteries are cylindrical lithium-ion batteries that have gained popularity in high-drain devices like laptops, flashlights, and electric vehicles. They typically provide a nominal voltage of 3.7 volts.

Applications: These batteries are ideal for portable electronics and applications that demand high energy density​.

 

7. CR123A Batteries

CR123A batteries are lithium batteries used primarily in cameras, flashlights, and some security devices. They offer a nominal voltage of 3 volts and are known for their compact size and high energy density.

Applications: Often used in high-performance devices, CR123A batteries are ideal for photography and security systems​.

 

8. Specialty Batteries

In addition to standard sizes, we also offer specialty batteries for specific applications. These include:

Button Cell Batteries: Used in watches, hearing aids, and small electronic devices.
Solar Batteries: Designed for solar-powered systems, allowing efficient energy storage​.

Rechargeable Packs: Often used in power tools and electronic devices that require higher capacities​.

 

At Mega Batteries, we pride ourselves on providing a comprehensive selection of battery sizes to suit every need. From AA and AAA to 9V and specialty batteries, we offer high-quality power solutions that keep your devices running smoothly.

 

Explore our extensive inventory today to find the perfect battery size for your requirements! For more information and to shop for your battery needs, visit Mega Batteries.