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  • Compatible Bosch power tool replacement battery pack
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    Bosch

    Makita / AEG / Bosch 10.8 Volt / 12 Volt 4000 mAh Li-ion Replacement Battery

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    $69.99
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  • Makita 14.4V 4000mAh replacement battery front view
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    Makita

    Makita 14.4 Volt 4000 mAh Li-ion Replacement Battery

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    $69.99
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  • Makita NiMH battery pack for cordless drill models
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    Makita

    Makita 9.6 Volt 3500 mAh NiMH Replacement Battery (Rectangle)

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    $69.99
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  • Replacement battery compatible with Makita models
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    Makita

    Makita BL1015B 10.8 Volt 4000 mAh Li-ion Replacement Battery

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    $69.99
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  • Samsung 35E 18650 flat top battery 3-pack
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    Samsung

    Samsung 18650 3.6V 3500mAh Li-Ion Rechargeable Batteries - 3 Pack (35E)

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    $69.99
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  • 12-Pack 2/3 AAA NiMH 320 mAh Batteries with Tabs
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    Power Portable

    12-Pack 2/3 AAA NiMH 320 mAh Batteries with Tabs

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    $70.59
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  • Power Portable 3.7V 6600mAh lithium ion battery pack with protection IC
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    Power Portable

    3.7 Volt Lithium Ion Battery Pack (6600 mAh) with Protection IC

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    $70.59
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  • Power Portable AAA and AA NiMH rechargeable battery combo
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    Power Portable

    8 x AAA (1200 mAh) + 8 x AA (2700 mAh) NiMH Batteries

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    $70.89
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  • Power Portable 14500 AA button top Li-ion batteries, 6-pack
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    Power Portable

    6-Pack 14500 AA 3.7v 850 mAh Li-on Batteries (Button Top)

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    $71.29
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  • Energizer Recharge C 2500 mAh NiMH batteries 8-pack
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    Energizer

    8-Pack C Energizer Recharge NiMH (2500 mAh) Batteries (4 Cards of 2)

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    $71.29
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  • 6-pack Tadiran TL-4902/S 3.6V 1/2 AA lithium batteries
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    Tadiran

    6-Pack Tadiran TL-4902/S 3.6V 1/2 AA 1.2 Ah Lithium Batteries (ER14250)

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    $71.39
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  • Duracell 21/23 12 volt alkaline batteries 12-pack
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    Duracell

    12-Pack 21/23 Duracell 12 Volt Alkaline Batteries

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    $72.09
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  • 24-pack Energizer CR2032 3V lithium coin cell batteries, 12 cards of 2
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    Energizer

    24-Pack CR2032 Energizer 3 Volt Lithium Coin Cell Batteries (12 Cards of 2)

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    $72.09
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  • 12-Pack Sub C NiMH 2500 mAh Batteries with Tabs
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    Power Portable

    12-Pack Sub C NiMH 2500 mAh Batteries with Tabs

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    $72.39
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  • Twenty-four AA nickel cadmium batteries for repeated use
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    Power Portable

    24-Pack AA NiCd 700 mAh Rechargeable Batteries

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    $72.39
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  • 6-Pack 9 Volt NiCd Batteries (120 mAh)
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    Power Portable

    6-Pack 9 Volt NiCd Batteries (120 mAh)

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    $72.39
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  • AccuPower AccuLoop-X 12-pack AA NiMH rechargeable batteries
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    AccuPower

    12-Pack AA NiMH AccuPower AccuLoop-X 2600 mAh Rechargeable Batteries (3 Cards of 4)

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    $72.79
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  • WinPow CR2 3V lithium batteries 24-pack front packaging
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    WinPow

    24-Pack CR2 WinPow 3 Volt Lithium Batteries

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    $72.79
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  • Power Portable 6-pack 18500 lithium ion batteries with solder tabs
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    Power Portable

    6-Pack 4/3 A 3.7 Volt Lithium Ion 18500 Batteries with Tabs (1400 mAh)

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    $72.79
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  • 6-pack Tadiran TL-4902/T 3.6V 1/2 AA lithium batteries with tabs
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    Tadiran

    6-Pack Tadiran TL-4902/T 3.6V 1/2 AA 1.2 Ah Lithium Batteries w/ Tabs (ER14250)

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    $72.79
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  • Replacement battery showing Makita 18V 4000mAh design
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    Makita

    Makita 18 Volt 4000 mAh Li-ion Replacement Battery

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    $72.79
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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.