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  • D Chateau Heavy Duty Batteries (3 Card)
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    Chateau

    D Chateau Heavy Duty Batteries (3 Card)

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    $3.69
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  • Power Portable 1/3 AA NiMH battery with spot welded tabs
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    Power Portable

    1/3 AA NiMH Battery with Tabs (300 mAh)

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    $3.79
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  • 2/3 A NiCd Battery with Tabs (700 mAh)
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    Power Portable

    2/3 A NiCd Battery with Tabs (700 mAh)

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    $3.79
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  • Power Portable 2/3 AA NiCd battery with tabs, 400 mAh
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    Power Portable

    2/3 AA NiCd Battery with Tabs (400 mAh)

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    $3.79
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  • Power Portable 2/3 AA NiMH battery with tabs, 700 mAh
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    Power Portable

    2/3 AA NiMH Battery with Tabs (700 mAh)

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    $3.79
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  • Front view of Renata 357 SR44W silver oxide batteries 3-pack
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    Rayovac

    3-Pack Renata 357 / SR44W Silver Oxide Button Cell Batteries

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    $3.79
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  • Rayovac 357 SR44W Silver Oxide Button Battery front view
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    Rayovac

    357 / SR44W Rayovac Silver Oxide Button Battery

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    $3.79
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  • Renata 371 SR920SW silver oxide button battery
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    Renata

    371 / SR920SW Renata Silver Oxide Button Battery

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    $3.79
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  • Renata 392 SR41SW silver oxide button battery
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    Renata

    392 / SR41SW Renata Silver Oxide Button Battery

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    $3.79
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  • Energizer 395 SR927SW Silver Oxide Button Battery on retail card
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    Energizer

    395 / SR927SW Energizer Silver Oxide Button Battery (On a Card)

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    $3.79
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  • Power Portable 4/5 A NiCd flat top battery 1200 mAh for battery packs
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    Power Portable

    4/5 A NiCd Flat Top Battery (1200 mAh)

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    $3.79
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  • Power Portable 4/5 Sub C 1300 mAh NiCd flat top battery paper wrapped
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    Power Portable

    4/5 Sub C 1300 mAh NiCd Battery (Paper Wrapped)

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    $3.79
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  • Tenergy Centura AA NiMH 2000mAh low discharge rechargeable battery

    Tenergy

    AA Tenergy Centura NiMH 2000mAh Battery (Low Discharge)

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  • Energizer CR2430 3V lithium coin cell battery pack front view
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    Energizer

    CR2430 Energizer 3 Volt Lithium Coin Cell Battery

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    $3.79
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  • Rayovac CR2430 3 volt lithium coin cell battery
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    Rayovac

    CR2430 Rayovac 3 Volt Lithium Coin Cell Battery

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    $3.79
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  • Energizer 393 309 SR754W Silver Oxide Button Batteries on card
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    Energizer

    Energizer 393 / 309 / SR754W Silver Oxide Button Batteries (On a Card)

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    $3.79
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  • Power Portable Sub C NiCd 2200mAh flat top battery front view
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    Power Portable

    Sub C NiCd Battery (2200 mAh)

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    $3.79
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  • Power Portable Sub C NiCd paper wrapped battery flat top
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    Power Portable

    Sub C NiCd Paper Wrapped Battery (2200 mAh)

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    $3.79
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  • Energizer MAX 522BP 9V alkaline battery in retail card packaging
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    Energizer

    9 Volt Energizer MAX 522BP Alkaline Battery (On a Card)

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    $3.89
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  • Power Portable AAA NiMH battery with tabs, 700 mAh
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    Power Portable

    AAA NIMH Battery with Tabs (700 mAh)

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    $3.89
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  • Energizer CR1220 lithium coin cell battery on retail card
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    Energizer

    CR1220 Energizer 3 Volt Lithium Coin Cell Battery (1 Card)

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    $3.89
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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.