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  • AA Powerex NiMH 2600 mAh Rechargeable Batteries (8 in a Battery Case) consumer sales and volume pricing

    Powerex

    AA Powerex NiMH 2600 mAh Rechargeable Batteries (8 in a Battery Case)

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  • AccuPower D NiMH 12000mAh rechargeable batteries two-pack front view
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    AccuPower

    D AccuPower NiMH 12000mAh Battery (2 Card)

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    $48.59
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  • Energizer AZ10 Zinc Air Hearing Aid Batteries (24 Pack) consumer sales and volume pricing
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    Energizer

    Energizer AZ10 Zinc Air Hearing Aid Batteries (24 Pack)

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    $48.59
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  • Milwaukee 10.8 Volt / 12 Volt 3000 mAh Li-ion Replacement Battery (Circle)
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    Milwaukee

    Milwaukee 10.8 Volt / 12 Volt 3000 mAh Li-ion Replacement Battery (Circle)

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    $48.59
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  • 3-Pack Tadiran TL-4955/S 3.6V 2/3 AA 1.65 Ah Lithium Batteries (ER14335)
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    Tadiran

    3-Pack Tadiran TL-4955/S 3.6V 2/3 AA 1.65 Ah Lithium Batteries (ER14335)

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    $48.79
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  • 8-Pack 21/23 Duracell 12 Volt Alkaline Batteries (4 Cards of 2)
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    Duracell

    8-Pack 21/23 Duracell 12 Volt Alkaline Batteries (4 Cards of 2)

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    $48.79
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  • 3-Pack Tadiran TL-5955/T 3.6V 2/3 AA 1.5 Ah Lithium Batteries w/ Tabs (ER14335) consumer sales and volume pricing
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    Tadiran

    3-Pack Tadiran TL-5955/T 3.6V 2/3 AA 1.5 Ah Lithium Batteries w/ Tabs (ER14335)

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    $48.89
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  • 12-Pack 303 / 357 Energizer Silver Oxide Button Battery (LR44)
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    Energizer

    12-Pack 303 / 357 Energizer Silver Oxide Button Battery (LR44)

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    $48.99
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  • 2-Pack Varta 3/V150H 3.6 Volt 3 Pin NiMH Batteries
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    Varta

    2-Pack Varta 3/V150H 3.6 Volt 3 Pin NiMH Batteries

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    $48.99
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  • 3-Pack 18650 3.6 Volt 2600 mAh Li-Ion Batteries - Protected (Button Top)
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    Power Portable

    3-Pack 18650 3.6 Volt 2600 mAh Li-Ion Batteries - Protected (Button Top)

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    $48.99
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  • 3-Pack 3.7 Volt Lithium Ion 18650 Batteries with Tabs (2200 mAh)
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    Power Portable

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

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    $48.99
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  • 3.7 Volt Lithium Ion Battery Pack (4400 mAh) with Protection IC
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    Power Portable

    3.7 Volt Lithium Ion Battery Pack (4400 mAh) with Protection IC

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    $48.99
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  • 6-Pack AAA 3.7 Volt Lithium Ion 10440 Button Top Batteries (350 mAh)
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    Power Portable

    6-Pack AAA 3.7 Volt Lithium Ion 10440 Button Top Batteries (350 mAh)

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    $48.99
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  • Dewalt 9.6 Volt 3000 mAh NiMH Replacement Battery
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    Dewalt

    Dewalt 9.6 Volt 3000 mAh NiMH Replacement Battery

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    $48.99
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  • iRobot Roomba 4905 400 Series Vacuum 14.4 Volt NiMH Battery
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    Roomba

    iRobot Roomba 4905 400 Series Vacuum 14.4 Volt NiMH Battery

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    Was: $63.59
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  • Welch Allyn 72600 Replacement 2.5 Volt NiCd Medical Battery for Welch Allyn Pocket Scope
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    Welch Allyn

    Welch Allyn 72600 Replacement 2.5 Volt NiCd Medical Battery for Welch Allyn Pocket Scope

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    $48.99
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  • 3-Pack Tadiran TL-4903/T 3.6V AA 2.4 Ah Lithium Batteries w/ Tabs (ER14505) consumer sales and volume pricing
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    Tadiran

    3-Pack Tadiran TL-4903/T 3.6V AA 2.4 Ah Lithium Batteries w/ Tabs (ER14505)

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    $49.49
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  • Tadiran TL-2300/S 3.6V D 16.5 Ah Lithium Battery (LSH20 / LS33600) consumer sales and volume pricing
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    Tadiran

    Tadiran TL-2300/S 3.6V D 16.5 Ah Lithium Battery (LSH20 / LS33600)

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    $49.49
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  • 6 x Energizer + 6 x Duracell  AAAA Alkaline Batteries
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    Energizer

    6 x Energizer + 6 x Duracell AAAA Alkaline Batteries

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    $49.59
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  • 5-Pack Panasonic BR3032 3 Volt Lithium Coin Cell Battery
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    Panasonic

    5-Pack Panasonic BR3032 3 Volt Lithium Coin Cell Battery

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    $49.69
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  • 6-Pack CR2430 Duracell 3 Volt Lithium Coin Cell Batteries consumer sales and volume pricing
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    Duracell

    6-Pack CR2430 Duracell 3 Volt Lithium Coin Cell Batteries

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    $49.69
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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.