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  • IBM 44L0313 3.6V NiMH RAID cache battery pack with connector
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    IBM

    IBM 44L0313 Raid Cache 3.6 Volt NiMH Battery Pack with Connector (1650 mAh)

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    $22.69
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  • Close-up of CR2450HR battery terminals and label details
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    Mitsubishi

    MITSUBISHI CR2450HR 3V Lithium PLC Battery

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    $22.69
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  • Power Portable ER17505 A Size lithium battery front view
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    Power Portable

    Power Portable ER17505 3.6V A Size Primary Lithium Battery

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    $22.69
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  • Compact Tadiran 1/2 AA lithium thionyl chloride battery
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    Tadiran

    Tadiran 1/2 AA 3.6V 0.9Ah TLH/ iXTRA (SL-550/S) Primary Lithium Battery

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    $22.69
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  • Li-ion AA batteries with USB Type-C charging cable
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    USB AA 1.5V 2550mWh Li-ion Rechargeable Battery (4 Pack w/ USB Charger)

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    $22.69
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  • USB C 1.5V rechargeable C batteries 2 pack with charging cable
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    USB C 1.5V 5550mWh Li-ion Rechargeable Battery (2 Pack w/ USB Charger)

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    $22.69
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  • USB CR123A Li-ion rechargeable battery close-up showing charging port
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    USB CR123A 3V 860mAh Li-ion Rechargeable Battery (2 Pack w/ USB Charger)

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    $22.69
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  • 3-Pack Varta CP300H NiMH Button Cell Batteries
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    Varta

    3-Pack Varta CP300H NiMH Button Cell Batteries

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    $22.99
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  • 3-Pack Varta V250H NiMH button cell batteries
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    Varta

    3-Pack Varta V250H NiMH Button Cell Batteries

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    $22.99
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  • Varta V600HRT NiMH button batteries 3-pack

    Varta

    3-Pack Varta V600HRT NIMH Button Batteries

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  • 3.2V 800mAh LiFePO4 18500 battery pack for Gama Sonic solar lights
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    Power Portable

    3.2V 800 mAh (18500) LiFeP04 Battery Pack for Gama Sonic Solar Lights

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    $22.99
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  • Power Portable 3.7V 26650 Li-Ion Battery with Tabs front view
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    Power Portable

    3.7 Volt 26650 Li-Ion Battery with Tabs (5000 mAh)

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    $22.99
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  • Panasonic CR1225/BR1225 3V lithium coin cell battery 5-pack
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    Panasonic

    5-Pack Panasonic CR1225 / BR1225 3 Volt Lithium Coin Cell Battery

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    $22.99
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  • Energizer 303/357 silver oxide button batteries, 6-pack
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    Energizer

    6-Pack 303 / 357 Energizer Silver Oxide Button Battery (LR44)

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    $22.99
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  • 6-Pack 4LR44 6 Volt Alkaline Batteries (A544, PX28A)
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    Camelion

    6-Pack 4LR44 6 Volt Alkaline Batteries (A544, PX28A)

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    $22.99
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  • Panasonic Sanyo 20700B 3.7V 4250mAh lithium ion battery with tabs
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    Panasonic

    Sanyo / Panasonic 20700B 3.7V Lithium Ion Battery (4250 mAh) w/ Tabs

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    $22.99
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  • 3-Pack Tadiran TL-2150/S 3.6V 1/2 AA lithium battery pack
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    Tadiran

    3-Pack Tadiran TL-2150/S 3.6V 1/2 AA 1 Ah Lithium Battery (ER14250)

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    $23.19
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  • MuRata 5-pack CR2032W 3V lithium coin cell batteries bulk packaging
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    MuRata

    5-Pack CR2032W Murata 3V Lithium Battery (Bulk)

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    $23.39
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  • Panasonic CR2032/HF1N 3V lithium coin cell battery with pins, 5-pack
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    Panasonic

    5-Pack Panasonic CR2032/HF1N 3V Lithium Coin Cell Battery w/Pins

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    $23.49
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  • Tadiran TL-2200/S 3.6V C lithium battery with button top
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    Tadiran

    Tadiran TL-2200/S 3.6V C 7.2 Ah Lithium Battery (ER26500 / LS26500)

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    $23.49
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  • Duracell and Panasonic 2CR5 6V photo lithium batteries
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    Panasonic

    1 x Duracell Ultra 245 + 1 x Panasonic 2CR5 Photo Lithium Batteries (2 Total)

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    $23.69
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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.