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  • Power Portable Sub C 2200 mAh NiCd battery with tabs, paper wrapped
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    Power Portable

    Sub C 2200 mAh NiCd Battery with Tabs (Paper Wrapped)

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    $5.59
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  • Power Portable Sub C NiCd battery with tabs, 2200 mAh
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    Power Portable

    Sub C NiCd Battery with Tabs (2200 mAh)

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  • Toshiba CR2450 3V lithium coin cell battery on card
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    Toshiba

    Toshiba CR2450 3V Lithium Battery (On Card)

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    $5.59
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  • Power Portable 1/2 C NiCd battery with tabs, 750 mAh
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    Power Portable

    1/2 C NiCd Battery with Tabs (750 mAh)

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    $5.79
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  • Power Portable 4/5 Sub C NiCd battery with tabs, 1300 mAh
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    Power Portable

    4/5 Sub C NiCd Battery with Tabs (1300 mAh)

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    $5.79
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  • Front view of Energizer MAX E91BP-4 AA batteries 4-pack card
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    Energizer

    AA Energizer MAX E91BP-4 Alkaline Batteries (4 Card)

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    $5.89
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  • Power Portable AA NiMH battery with tabs for battery pack building
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    Power Portable

    AA NiMH Battery with Tabs (1800 mAh)

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    $5.89
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  • CR1025 Renata 3 volt lithium coin cell battery
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    Renata

    CR1025 Renata 3 Volt Lithium Coin Cell Battery

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    $5.89
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  • Energizer CR1225 3 volt lithium coin cell battery on card
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    Energizer

    CR1225 Energizer 3 Volt Lithium Coin Cell Battery (On Card)

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    $5.89
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  • CR2320 Renata 3 volt lithium coin cell battery
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    Renata

    CR2320 Renata 3 Volt Lithium Coin Cell Battery

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    $5.89
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  • Energizer A76 Alkaline Button Battery (LR44)
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    Energizer

    Energizer A76 Alkaline Button Battery (LR44)

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    $5.89
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  • Power Portable 1/3 AAA NiMH Flat Top Battery 120mAh close-up view
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    Power Portable

    Power Portable 1/3 AAA NiMH Flat Top Rechargeable Battery 120mAh

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  • Renata 381 391 SR55 silver oxide button battery

    Renata

    381 / 391 / SR55 Renata Silver Oxide Battery

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  • 384 / SR41SW Renata Silver Oxide Button Battery
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    Renata

    384 / SR41SW Renata Silver Oxide Button Battery

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    $6.09
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  • Renata 393 / 309 / SR754W silver oxide button battery
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    Renata

    393 / 309 / SR754W Renata Silver Oxide Button Battery

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    $6.09
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  • Power Portable AA NiCd battery with tabs, 1000 mAh
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    Power Portable

    AA NiCd Battery with Tabs (1000 mAh)

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    $6.09
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  • Power Portable AA NiCd battery with tabs, 700 mAh rechargeable cell
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    Power Portable

    AA NiCd Battery with Tabs (700 mAh)

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    $6.09
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  • AA NiMH Flat Top Battery (2300 mAh)
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    Power Portable

    AA NiMH Flat Top Battery (2300 mAh)

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    $6.09
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  • AA Tenergy NiMH 2500 mAh Rechargeable Battery
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    Tenergy

    AA Tenergy NiMH 2500 mAh Rechargeable Battery

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    $6.09
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  • Panasonic AAA NiMH 700mAh rechargeable battery flat top
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    Panasonic

    AAA NiMH Panasonic 700 mAh Rechargeable Battery (Flat Top) (HHR70AAAB7)

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    $6.09
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  • PowerOne C alkaline batteries 2-card pack, SKU 26506
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    PowerOne

    C Power One Alkaline Batteries (2 Card)

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    $6.09
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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.