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  • 3.2V 3000 mAh LiFePO4 replacement battery pack with male adapter
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    Power Portable

    3.2V 3000 mAh LiFeP04 Battery Pack for Gama Sonic Solar Lights (Includes Male Adapter)

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    $29.99
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  • Box of 36 Enercell LR1 alkaline N size batteries
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    Enercell

    36-Pack Enercell LR1 (N Size) 1.5 Volt Alkaline Batteries

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    $29.99
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  • Power Portable 40-pack button battery combo with assorted sizes
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    Power Portable

    40-Pack Button Batteries Combo (AG1, AG3, AG4. AG5, AG10, AG12, AG13)

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    $29.99
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  • Panasonic BR1225A/HBN 3V lithium coin cell battery with horizontal pins
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    Panasonic

    5-Pack Panasonic BR1225A/HBN 3V Lithium Coin Cell Battery w/Pins

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    $29.99
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  • Panasonic BR1632/HFN 3V lithium coin cell battery 5-pack with pins
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    Panasonic

    5-Pack Panasonic BR1632/HFN 3V Lithium Coin Cell Battery w/ Pins

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    $29.99
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  • Panasonic CR2032L/F1N 3V lithium coin cell battery with tabs
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    Panasonic

    5-Pack Panasonic CR2032/F1N 3V Lithium Coin Cell Battery w/ Tabs

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    $29.99
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  • Panasonic CR2032/HFN 3V Lithium Coin Cell Battery 5-pack with pins
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    Panasonic

    5-Pack Panasonic CR2032/HFN 3V Lithium Coin Cell Battery w/ Pins

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    $29.99
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  • Panasonic CR2032/HSN 3V lithium coin cell batteries with pins, 5-pack
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    Panasonic

    5-Pack Panasonic CR2032/HSN 3V Lithium Coin Cell Batteries w/ Pins

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    $29.99
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  • 6-Pack 4/5 Sub C NiMH Batteries with Tabs (2000 mAh) Wholesale & direct to consumer
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    Power Portable

    6-Pack 4/5 Sub C NiMH Batteries with Tabs (2000 mAh)

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    $29.99
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  • Panasonic BR1632A/FAN 3V lithium coin cell battery with tabs, 6-pack
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    Panasonic

    6-Pack Panasonic BR1632A/FAN 3V Lithium Coin Cell Battery w/ Tabs

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    $29.99
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  • 7.2V NiCd 2100mAh RC battery pack with Tamiya connector
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    Power Portable

    7.2 Volt NiCd Battery Pack (2100 mAh) with Tamiya Connector

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    $29.99
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  • Duracell Coppertop AAA alkaline batteries 24 pack MN2400
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    Duracell

    AAA Duracell Coppertop Powerboost Alkaline (MN2400) Battery - (24 Card)

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    $29.99
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  • Black & Decker replacement battery with 18V/20V label
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    Black & Decker

    Black & Decker 18 Volt / 20 Volt 3000 mAh Li-ion Replacement Battery

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    $29.99
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  • Bosch Li-ion battery showing compatible Bosch replacement design
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    Bosch

    Bosch 10.8 Volt 3000 mAh Li-ion Replacement Battery

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    $29.99
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  • Side profile of Duracell DUR12V-7 with F1 terminals
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    Duracell

    Duracell DUR12V-7 7Ah 12 Volt AGM Sealed Lead Acid (SLA) Battery with F1 Terminals

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    Was: $35.69
    Now: $29.99
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  • Energizer CR123A 3V lithium batteries, 6-pack on card

    Energizer

    Energizer CR123A (CR17345) 3 Volt Lithium Batteries (6 Card)

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  • Rayovac RL123A CR123A 3 volt lithium battery 8 card pack
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    Rayovac

    Rayovac RL123A / Cr123A 3 Volt Lithium Battery (8 Card)

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    $29.99
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  • 16-pack WinPow CR123A 3 volt lithium batteries
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    WinPow

    16-Pack CR123 WinPow 3 Volt Lithium Batteries

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    $30.19
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  • Energizer rechargeable AA and AAA battery combo pack 21310
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    Energizer

    4 AA (2300mAh) + 4 AAA (800mAh) Energizer Rechargeable Battery Combo

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    $30.19
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  • 3-Pack Tadiran TL-2450/P 3.6V 0.55 Ah Lithium Batteries w/ PC Pins
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    Tadiran

    3-Pack Tadiran TL-2450/P 3.6V 0.55 Ah Lithium Batteries w/ PC Pins

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    $30.29
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  • Eight AA 1.2V NiMH batteries with tabs for reliable rechargeable performance
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    Power Portable

    8-Pack AA NiMH 1200 mAh Batteries with Tabs

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    $30.29
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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.