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  • Bosch 12V 3000mAh NiMH replacement battery front view
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    Bosch

    Bosch 12 Volt 3000 mAh NiMH Replacement Battery

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    $76.99
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  • Li-ion Makita replacement battery with 5000mAh capacity
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    Makita

    Makita 18 Volt 5000 mAh Li-ion Replacement Battery

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    $76.99
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  • Close-up of Panasonic Powerline AA LR6AD batteries in packaging
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    Panasonic

    100-Pack AA Panasonic Powerline LR6AD Industrial Alkaline Batteries

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    $77.99
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  • Power Portable ER14335 2/3 AA primary lithium cells
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    Power Portable

    12-Pack 3.6 Volt ER14335 2/3 AA 1650 mAh Primary Lithium Batteries

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    $77.99
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  • Power Portable 24-pack AAA NiMH rechargeable batteries 800 mAh
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    Power Portable

    24-Pack AAA NiMH 800 mAh 1.2 Volt Batteries

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    $77.99
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  • 6-pack Tadiran TLL-5902/T 3.6V 1/2 AA lithium batteries with tabs
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    Tadiran

    6-Pack Tadiran TLL-5902/T 3.6V 1/2 AA 1.1 Ah iXtra Series Lithium Batteries W/Tabs (ER14250)

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    $77.99
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  • 8 AA + 8 AAA + 4 C + 4 D + 2 9 Volt Duracell Alkaline Battery Combo (On Cards) Wholesale & direct to consumer
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    Duracell

    8 AA + 8 AAA + 4 C + 4 D + 2 9 Volt Duracell Alkaline Battery Combo (On Cards)

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    $77.99
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  • Xiaomi 14.4V 5200mAh Li-Ion replacement battery pack for robot vacuum
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    Power Portable

    Xiaomi 14.4 Volt 5200 mAh Li-Ion Replacement Battery Pack

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    $77.99
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  • 6-pack Tadiran TL-5104/S AA 3.6V lithium batteries
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    Tadiran

    6-Pack Tadiran TL-5104/S 3.6V AA 2.1 Ah Lithium Batteries (ER14505)

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    $78.29
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  • 11.1V 2600mAh lithium ion battery pack with protection IC
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    Korea Brand

    11.1 Volt Lithium Ion Battery Pack (2600 mAh) with Protection IC

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    $78.39
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  • Power Portable 14.8V 2200 mAh lithium ion battery pack with protection IC
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    Power Portable

    14.8 Volt Lithium Ion Battery Pack (2200 mAh) with Protection IC

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    $78.39
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  • Energizer Recharge 4-pack 9 Volt NiMH batteries
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    Energizer

    4-Pack Volt Energizer Recharge 175 mAh NiMH Batteries

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    $78.39
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  • MaxPowerCell CR2032 3V lithium coin batteries on card
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    MaxPowerCell

    40-Pack CR2032 MaxPowerCell 3V Lithium Batteries (On Card)

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    $78.39
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  • Varta CR2/3AA 3V lithium 2/3 AA battery 6-pack
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    Varta

    6-Pack Varta CR2/3AA 3 Volt Lithium 2/3 AA Batteries

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    $78.39
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  • Close-up of Power Portable 3.2V 18650 LiFePO4 battery details
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    Power Portable

    8-Pack 3.2 Volt 18650 LiFePO4 1500 mAh Batteries

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    $78.39
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  • Panasonic 1.5V C batteries for compatible devices
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    Panasonic

    96-Pack C Panasonic Heavy Duty Batteries (48 Cards of 2)

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    $78.39
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  • Varta NiMH 1.2V button batteries

    Varta

    6-Pack Varta V500HT NIMH Button Batteries

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  • Energizer rechargeable AA and AAA battery combo pack, SKU 21311
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    Energizer

    8 AA (2300mAh) + 8 AAA (800mAh) Energizer Rechargeable Battery Combo

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    $78.69
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  • 6-pack Tadiran TL-4903/S AA lithium batteries, 3.6V ER14505
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    Tadiran

    6-Pack Tadiran TL-4903/S 3.6V AA 2.4 Ah Lithium Batteries (ER14505)

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    $78.99
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  • Power Portable 26650 3.7V Li-ion batteries with tabs, 3-pack
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    Power Portable

    3-Pack 3.7 Volt 26650 Li-Ion Batteries with Tabs (5000 mAh)

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    $79.79
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  • USB 4-slot LiFePO4 charger with included power adapter
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    3.2V LiFePO4 USB 4-Slot Charger with 4x 18650 Button Top Batteries 150

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    $79.79
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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.