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  • 2-pack Makita 14.4V replacement batteries
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    Makita

    2-Pack Makita 14.4 Volt 3000 mAh Li-ion Replacement Batteries

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    $79.99
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  • 24-pack Rayovac CR123A 3 volt lithium batteries
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    Rayovac

    24-Pack Rayovac RL123A / Cr123A 3 Volt Lithium Battery (3 Cards of 8)

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    $79.99
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  • 3-Pack Tadiran AA 3.6V 1.8Ah TLH/ iXTRA (SL-560/S) Primary Lithium Batteries
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    Tadiran

    3-Pack Tadiran AA 3.6V 1.8Ah TLH/ iXTRA (SL-560/S) Primary Lithium Batteries

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    $79.99
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  • 48-pack Rayovac 357 SR44W silver oxide button batteries
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    Rayovac

    48-Pack 357 / SR44W Rayovac Silver Oxide Button Batteries

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    $79.99
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  • Front view of Renata CR1225 lithium coin cell batteries

    Renata

    50-Pack CR1225 Renata 3 Volt Lithium Coin Cell Batteries

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  • Front view of Panasonic CR1632 3V lithium coin cell battery pack
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    Panasonic

    50-Pack CR1632 Panasonic 3 Volt Lithium Coin Cell Batteries

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    $79.99
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  • 50-pack Renata CR2016 3 volt lithium coin cell batteries
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    Renata

    50-Pack CR2016 Renata 3 Volt Lithium Coin Cell Batteries

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    $79.99
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  • Power Portable 6-pack 26650 Li-Ion button top batteries set
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    Power Portable

    6-Pack 3.7 Volt 26650 Li-Ion Button Top Batteries (5000 mAh)

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    Was: $95.99
    Now: $79.99
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  • 8-Pack 3.7 Volt 18350 Li-Ion Button Top Batteries (1200 mAh)
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    Power Portable

    8-Pack 3.7 Volt 18350 Li-Ion Button Top Batteries (1200 mAh)

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    $79.99
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  • Duracell Size 312 DA312 Easy Tab hearing aid batteries 120-pack
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    Duracell

    Duracell Easy Tab Size 312 Hearing Aid Batteries, 120-Pack (20 Cards of 6, DA312)

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    Was: $91.69
    Now: $79.99
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  • Replacement battery designed for Makita 18V power tools
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    Makita

    Makita 18 Volt 9000 mAh Li-ion Replacement Battery

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    $79.99
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  • Power Portable 12 Volt NiMH battery pack with connectors
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    Power Portable

    12 Volt NiMH Battery Pack (4500 mAh)

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    $80.89
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  • 6 Volt NiMH Battery Pack (10000 mAh) with Leads

    Power Portable

    6 Volt NiMH Battery Pack (10000 mAh) with Leads

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  • 48-pack WinPow CR123A 3 volt lithium batteries
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    WinPow

    48-Pack CR123 WinPow 3 Volt Lithium Batteries

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    $81.19
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  • Energizer Ultimate Lithium AA AAA and 9V battery pack
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    Energizer

    8 x AA (L91) & 8 x AAA (L92) & 2 x 9 Volt Energizer Ultimate Lithium Batteries

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    $81.19
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  • 6-pack Tadiran TL-5276/W 3.6V lithium battery pack with 2 pin connector
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    Tadiran

    6-Pack Tadiran TL-5276/W 3.6V 1.0 Ah Lithium Batteries w/ 2 Pin Connector

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    $81.49
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  • Powerizer 12-pack Sub C NiMH batteries with tabs
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    Powerizer

    12-Pack Sub C Powerizer NiMH Batteries with Tabs (4200 mAh)

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    $81.69
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  • Power Portable 6-pack C 3.6V lithium batteries with tabs
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    Power Portable

    6-Pack C (LS26500 / ER26500) 3.6 Volt Primary Lithium Batteries with Tabs (9000 mAh)

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    $81.69
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  • Panasonic Eneloop AA and AAA rechargeable battery combo pack
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    Panasonic

    12 x AA (2000 mAh) + 8 x AAA (800 mAh) NiMH Panasonic Eneloop Battery Combo

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    $81.89
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  • Energizer rechargeable AA and AAA battery combo pack
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    Energizer

    12 AA (2300mAh) + 12 AAA (800mAh) Energizer Rechargeable Battery Combo

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    $81.99
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  • Rayovac rechargeable AA and AAA NiMH battery combo pack
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    Rayovac

    16 x AA (1350 mAh) + 16 x AAA (600 mAh) NiMH Rayovac Battery Combo

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    $81.99
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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.