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  • Makita 7.2 Volt 3000mAh NiMH replacement battery front view
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    Makita

    Makita 7.2 Volt 3000 mAh NiMH Replacement Battery

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    $31.99
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  • 5-pack Renata CR2477N 3 volt lithium coin cell batteries
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    Renata

    5-Pack CR2477N Renata 3 Volt Lithium Coin Cell Batteries

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    $32.19
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  • Power Portable 16-pack CR2 3 volt lithium batteries for cameras and electronics

    Power Portable

    16-Pack CR2 3 Volt Lithium Batteries

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  • Panasonic CR3032 3 volt lithium coin cell battery 5-pack
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    Panasonic

    5-Pack CR3032 Panasonic 3 Volt Lithium Coin Cell Battery

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    $32.49
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  • Three Tadiran TL-2100/S AA 3.6V lithium batteries
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    Tadiran

    3-Pack Tadiran TL-2100/S 3.6V AA 2.1 Ah Lithium Batteries (ER14505)

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    $32.59
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  • AccuPower AAA and AA NiMH rechargeable battery combo pack
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    AccuPower

    4 x AAA (1200 mAh) + 4 x AA (2900 mAh) NiMH AccuPower Batteries

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    $32.59
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  • Power Portable 12-pack AAA NiMH 800 mAh rechargeable batteries
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    Power Portable

    12-Pack AAA NiMH 800 mAh 1.2 Volt Batteries

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    $32.69
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  • 12-Pack CR1632 Rayovac 3 Volt Lithium Coin Cell Batteries (6 Cards of 2)
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    Rayovac

    12-Pack CR1632 Rayovac 3 Volt Lithium Coin Cell Batteries (6 Cards of 2)

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    $32.69
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  • Duracell AAA MN2400B4 alkaline batteries 24-pack, six cards of four
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    Duracell

    24-Pack AAA Duracell MN2400B4 Alkaline Batteries (6 Cards of 4)

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    $32.69
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  • Power Portable 18650 3.7V 2200mAh lithium ion battery pack
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    Power Portable

    3-Pack 18650 3.7 Volt Lithium Ion Batteries (2200 mAh)

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    $32.69
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  • Power Portable 3-pack 18650 lithium ion batteries with tabs
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    Power Portable

    3-Pack 3.7 Volt Lithium Ion 18650 Batteries with Tabs (2200 mAh)

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    Was: $34.99
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  • 3-Pack Duracell J-TYPE / 4LR61 / 7K76  6 Volt Battery Wholesale & direct to consumer
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    Duracell

    3-Pack Duracell J-TYPE / 4LR61 6 Volt Batteries

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    $32.69
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  • 3-pack Tadiran TL-5903/T AA 3.6V lithium batteries with tabs
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    Tadiran

    3-Pack Tadiran TL-5903/T 3.6V AA 2.4 Ah Lithium Batteries w/ Tabs (ER14505)

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    $32.69
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  • Four Toshiba 18650 3.6V 1650mAh flat top batteries
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    Power Portable

    4-Pack 18650 Toshiba 3.6 Volt 1650 mAh Lithium Ion Batteries

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    $32.69
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  • Close-up view of Panasonic AA LR6AD alkaline batteries
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    Panasonic

    50-Pack AA Panasonic Powerline LR6AD Industrial Alkaline Batteries

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    $32.69
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  • Close-up of AA NiMH 1800 mAh battery tabs for easy assembly
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    Power Portable

    8-Pack AA NiMH 1800 mAh Batteries with Tabs

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    $32.69
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  • 8-pack Rayovac CR2354 3V lithium coin cell batteries
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    Rayovac

    8-Pack CR2354 Rayovac 3 Volt Lithium Coin Cell Batteries

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    $32.69
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  • AccuPower D NiMH AccuLoop 10000mAh batteries 2 pack front view
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    AccuPower

    D NiMH AccuPower AccuLoop 10000mAh Battery (2 Card)

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    $32.69
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  • Energizer AZ13 size 13 zinc air hearing aid batteries 24 pack
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    Energizer

    Energizer AZ13 Zinc Air Hearing Aid Batteries (24 Pack)

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    $32.69
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  • Energizer AZ312 24 pack zinc air hearing aid batteries
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    Energizer

    Energizer AZ312 Zinc Air Hearing Aid Batteries (24 Pack)

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    $32.69
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  • LiFePO4 2 slot charger with 2 Rydbatt 18500 batteries
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    Rydbatt 3.2V LiFePO4 2 Slot Charger with 2x 18500 1000mAh Batteries

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    $32.69
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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.