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  • Milwaukee 18 Volt 3000 mAh Li-ion Replacement Battery
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    Milwaukee

    Milwaukee 18 Volt 3000 mAh Li-ion Replacement Battery

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    $47.99
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  • Size 13 Duracell Activair Hearing Aid Batteries DA13 (60 pcs - 1 Box) consumer sales and volume pricing

    Duracell

    Size 13 Duracell Activair Hearing Aid Batteries DA13 (60 pcs - 1 Box)

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  • 8-Pack Xeno XL-060F 3.6V AA 2.4Ah Lithium Batteries
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    Xeno

    8-Pack Xeno XL-060F 3.6V AA 2.4Ah Lithium Batteries

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    $48.29
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  • 16-Pack 1/3 AAA Sanyo 50 mAh Flat Top NiCd (N50AAA) Batteries
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    Sanyo

    16-Pack 1/3 AAA Sanyo 50 mAh Flat Top NiCd (N50AAA) Batteries

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    $48.49
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  • 12-Pack 2/3 AAA NiMH 300 mAh Button Top Batteries
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    Power Portable

    12-Pack 2/3 AAA NiMH 300 mAh Button Top Batteries

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    $48.69
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  • 12-Pack 371 / SR920SW Energizer Silver Oxide Button Batteries
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    Energizer

    12-Pack 371 / SR920SW Energizer Silver Oxide Button Batteries

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    $48.69
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  • 3-Pack OmniCel 3.6V 400 mAh (EF651615 / LTC-3PN) Prismatic High Energy Lithium Batteries consumer sales and volume pricing
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    OmniCel

    3-Pack OmniCel 3.6V 400 mAh (EF651615 / LTC-3PN) Prismatic High Energy Lithium Batteries

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    $48.69
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  • 7.2 Volt NiMH Battery Pack (4200 mAh) with Tamiya Connector
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    Power Portable

    7.2 Volt NiMH Battery Pack (4200 mAh) with Tamiya Connector

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    $48.79
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  • 12-Pack AAA Duracell (DX2400) NiMH 900 mAh Batteries (3 Cards of 4) 12-Pack AAA Duracell (DX2400) NiMH 900 mAh Batteries (3 Cards of 4)
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    Duracell

    12-Pack AAA Duracell (DX2400) NiMH 900 mAh Batteries (3 Cards of 4)

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    $48.99
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  • 3-Pack 18650 3.6v Lishen 3000mAh li-ion Batteries (Button Top)
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    Lishen

    3-Pack 18650 3.6v Lishen 3000mAh li-ion Batteries (Button Top)

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    $48.99
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  • 50-Pack 377 / SR626SW Renata Silver Oxide Button Batteries
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    Renata

    50-Pack 377 / SR626SW Renata Silver Oxide Button Batteries

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    $48.99
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  • 6-Pack RCR123A 3 Volt Lithium Ion Batteries (650 mAh)
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    Juice

    6-Pack RCR123A 3 Volt Lithium Ion Batteries (650 mAh)

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    $48.99
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  • 7.4 Volt 2.6Ah Li-Ion 18650 Battery Pack
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    Power Portable

    7.4 Volt 2.6Ah Li-Ion 18650 Battery Pack

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    $48.99
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  • 8-Pack 4/3 A (F) NiMH Batteries with Tabs (3800 mAh)
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    Power Portable

    8-Pack 4/3 A (F) NiMH Batteries with Tabs (3800 mAh)

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    $48.99
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  • 8-Pack Xeno XL-060H 3.6V AA 1.7Ah Lithium Batteries
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    Xeno

    8-Pack Xeno XL-060H 3.6V AA 1.7Ah Lithium Batteries

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    $48.99
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  • AAA Panasonic Eneloop NiMH 800 mAh Batteries (16 Card)
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    Panasonic

    AAA Panasonic Eneloop NiMH 800 mAh Batteries (16 Card)

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    $48.99
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  • Bosch 14.4 Volt 3000 mAh NiMH Replacement Battery
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    Bosch

    Bosch 14.4 Volt 3000 mAh NiMH Replacement Battery

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    $48.99
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  • Bosch 18 Volt 3000 mAh Li-ion Replacement Battery
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    Bosch

    Bosch 18 Volt 3000 mAh Li-ion Replacement Battery

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    $48.99
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  • Craftsman 19.2 Volt 5000 mAh Li-ion Replacement Battery
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    Craftsman

    Craftsman 19.2 Volt 5000 mAh Li-ion Replacement Battery

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    $48.99
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  • Dyson V6 21.6 Volt 3500mAh Li-Ion DYS-DC62-LI35 Replacement Battery Pack
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    Dyson

    Dyson V6 21.6 Volt 3500mAh Li-Ion DYS-DC62-LI35 Replacement Battery Pack

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    MSRP: $94.69
    $48.99
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  • 12-Pack A544 (4LR44) Energizer 6 Volt Alkaline Batteries
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    Energizer

    12-Pack A544 (4LR44) Energizer 6 Volt Alkaline Batteries

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    $49.09
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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.