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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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  • Eight AA rechargeable batteries with tabs for battery packs
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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 rechargeable battery 2-pack
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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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  • Saft LS33600 3.6V D cell lithium battery front view
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    SAFT

    Saft LS33600 3.6 Volt D 17000 mAh Lithium Battery

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    $32.69
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  • 12-pack Energizer 395 SR927SW silver oxide button batteries
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    Energizer

    12-Pack 395 / SR927SW Energizer Silver Oxide Button Batteries

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    $32.99
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  • Tenergy 12-pack AAA NiMH rechargeable batteries, 1000 mAh, SKU 26069
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    Tenergy

    12-Pack AAA Tenergy NiMH Batteries (1000 mAh)

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    $32.99
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  • Duracell MX2500 AAAA alkaline batteries 24-pack, 12 cards of 2
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    Duracell

    24-Pack AAAA Duracell MX2500 Alkaline Batteries (12 Cards of 2)

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    Was: $73.69
    Now: $32.99
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  • Four 3.2V 18650 rechargeable LiFePO4 batteries
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    Power Portable

    4-Pack 3.2 Volt 18650 LiFePO4 1500 mAh Batteries

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    $32.99
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  • 48-pack Rayovac Ultra Pro AA alkaline batteries, ALAA-8
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    Rayovac

    48-Pack AA Rayovac Ultra Pro Alkaline Battery - ALAA-8 (6 Packs of 8)

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    $32.99
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  • 48-pack Rayovac Ultra Pro AAA alkaline batteries in retail packaging
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    Rayovac

    48-Pack AAA Rayovac Ultra Pro Alkaline Battery - ALAAA-8 (6 Packs of 8)

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    $32.99
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  • 6-pack Power Portable 230H rechargeable NiMH button batteries
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    Power Portable

    6-Pack 230H 1.2 Volt NiMH Button Batteries

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    $32.99
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  • Power Portable 7.2V NiMH battery pack with 2200 mAh capacity and leads
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    Power Portable

    7.2 Volt (3 x 2) NiMH Battery Pack (2200 mAh) with Leads

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    $32.99
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  • EnerSys Cyclon 2V 4.5Ah sealed lead acid DT cell with faston terminals
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    EnerSys

    EnerSys Cyclon 2V 4.5ah Sealed Lead Acid DT Cell (0860-0004)

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    $32.99
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  • EnerSys Cyclon 2V 5Ah Sealed Lead Acid Battery X Cell front view
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    EnerSys

    EnerSys Cyclon 2V 5ah Sealed Lead Acid X Cell (0800-0004)

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    $32.99
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  • Power Portable LIR2032 charger with two 3.6V lithium ion button batteries
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    Power Portable

    LIR2032 Charger + 2 x LIR2032 3.6 Volt Lithium Ion Button Batteries

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    $32.99
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  • Makita BL7010 7.2V replacement battery for power tools
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    Makita

    Makita 7.2 Volt 3500 mAh Li-ion Replacement Battery

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    $32.99
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  • Milwaukee 10.8V 3000mAh Li-ion replacement battery rectangle
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    Milwaukee

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

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    $32.99
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  • Welch Allyn 72000 Replacement 2.4 Volt NiCd Medical Batteries for Welch Allyn Otoscope Handles
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    Welch Allyn

    Welch Allyn 72000 Replacement 2.4 Volt NiCd Medical Batteries for Welch Allyn Otoscope Handles

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    $32.99
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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.