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  • Xeno XLP-050F 3.6V 1/2 AA lithium battery
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    Xeno

    Xeno XLP-050F 3.6V 1/2 AA 1.2Ah Lithium Battery

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    $8.89
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  • Power Portable ER14505 AA 3.6 volt lithium battery with tabs
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    Power Portable

    3.6 Volt AA 2700 mAh Primary Lithium Battery with Tabs (ER14505)

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    $8.99
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  • Power Portable AAA 3.7V 10440 lithium ion button top battery
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    Power Portable

    AAA 3.7 Volt Lithium Ion 10440 Button Top Battery (350 mAh)

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    $8.99
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  • Power Portable C NiMH rechargeable battery 4000 mAh
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    Power Portable

    C NiMH Battery (4000 mAh)

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    $8.99
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  • ER14250 (LS14250) Omnicel 1/2 AA 3.6V lithium battery
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    OmniCel

    ER14250 (LS14250) Omnicel 1/2 AA 3.6 Volt Primary Lithium Battery (1200 mAh)

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    $8.99
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  • Power Portable Sub C NiMH battery 3500 mAh flat top
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    Power Portable

    Sub C NiMH Battery (3500 mAh)

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    $8.99
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  • XL-055F 2/3 AA lithium battery close-up showing button top
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    Xeno

    Xeno XL-055F 3.6V 2/3 AA 1.65Ah Lithium Battery

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    $9.09
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  • Energizer AAA alkaline batteries E92BPF-6 6-card pack
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    Energizer

    AAA Energizer (E92BPF-6) Alkaline Batteries (6 Card)

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    $9.29
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  • Rayovac A76 LR44 alkaline button batteries 3-card pack
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    Rayovac

    A76 / LR44 Rayovac Alkaline Button Batteries (3 Card)

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    $9.39
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  • Xeno XL-060H 3.6V AA lithium battery with button top
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    Xeno

    Xeno XL-060H 3.6V AA 1.7Ah Lithium Battery

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    $9.59
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  • Power Portable 1/2 D NiMH Flat Top Battery 3500mAh front view
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    Power Portable

    1/2 D NiMH Flat Top Battery (3500 mAh)

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    $9.69
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  • Power Portable 14430 3.2V 500mAh LiFePO4 battery with button top
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    Power Portable

    14430 3.2v 500mAh LiFePO4 Battery (Button Top)

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    $9.69
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  • Power Portable 2CR5 6V Lithium Battery front view
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    Power Portable

    2CR5 6 Volt Lithium Battery (245, DL245, EL2CR5)

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    $9.69
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  • 301 / 386 / SR43SW Renata Silver Oxide Button Battery
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    Renata

    301 / 386 / SR43SW Renata Silver Oxide Button Battery

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    $9.69
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  • Power Portable 4/3 A NiMH battery with tabs 3800mAh front view
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    Power Portable

    4/3 A NiMH Battery with Tabs (3800 mAh)

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    $9.69
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  • Power Portable 14430 3.7V flat top lithium ion battery
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    Power Portable

    4/5 AA 3.7 Volt Lithium Ion 14430 Flat Top Battery (650 mAh)

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    $9.69
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  • Power Portable C NiCd battery with tabs for battery pack building
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    Power Portable

    C NiCd Battery with Tabs (3000 mAh)

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    $9.69
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  • Power Portable 1/3 N battery for keyless entry devices
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    Power Portable

    CR1/3N (2L76) 3 Volt Lithium Battery (160 mAh)

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    $9.69
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  • CRP2 (223A) 6 Volt Lithium Battery
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    Power Portable

    CRP2 (223A) 6 Volt Lithium Battery

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    $9.69
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  • Panasonic BR1632A/VAN 3V lithium coin cell battery with vertical mount pins
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    Panasonic

    Panasonic BR1632A/VAN 3V Lithium Coin Cell Battery w/ Pins

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    $9.69
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  • Renata CR2477N 3 volt lithium coin cell battery bulk
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    Renata

    Renata CR2477N 3 Volt Lithium Coin Cell Battery (Bulk)

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    $9.69
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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.