• Toshiba ER4/3.6V Battery with White Connector

    Toshiba ER4/3.6V Battery with White Connector

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  • 8-Pack AAA NiMH 700 mAh Rechargeable Batteries

    8-Pack AAA NiMH 700 mAh Rechargeable Batteries

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  • 1 x Energizer + 1 x Panasonic 2CR5 Photo Lithium Batteries (2 Total)

    1 x Energizer + 1 x Panasonic 2CR5 Photo Lithium Batteries (2 Total)

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  • 3.2 Volt 26650 LiFePO4 Battery (3300 mAh) with Tabs

    3.2 Volt 26650 LiFePO4 Battery (3300 mAh) with Tabs

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    $19.29
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  • Varta 3/V80H 2P 3.6 Volt 2 Pin NiMH Battery

    Varta 3/V80H 2P 3.6 Volt 2 Pin NiMH Battery

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  • 7.2 Volt Varta 150 mAh 6/8H NiMH Battery (9 Volt Size)

    7.2 Volt Varta 150 mAh 6/8H NiMH Battery (9 Volt Size)

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  • 18650 3.6v Panasonic 3500 mAh li-on Battery (NCR18650GA) W/ Tabs

    18650 3.6v Panasonic 3500 mAh li-on Battery (NCR18650GA) W/ Tabs

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  • EnerSys Cyclon 2V 2.5ah Sealed Lead Acid D Cell (0810-0004)

    EnerSys Cyclon 2V 2.5ah Sealed Lead Acid D Cell (0810-0004)

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  • Mitsubishi LS14500-MDS 3.6 Volt Lithium PLC Battery (ER6V-C119B, MR-J3BAT)

    Mitsubishi LS14500-MDS 3.6 Volt Lithium PLC Battery (ER6V-C119B, MR-J3BAT)

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  • Siemens A5E00331143 / PCU50  3V Lithium PLC Battery (CR1/2AA-SWC)

    Siemens A5E00331143 / PCU50 3V Lithium PLC Battery (CR1/2AA-SWC)

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  • 10-Pack 321 / SR616SW Renata Silver Oxide Button Batteries

    10-Pack 321 / SR616SW Renata Silver Oxide Button Batteries

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  • 10-Pack CR2025 Toshiba 3 Volt Lithium Coin Cell Batteries

    10-Pack CR2025 Toshiba 3 Volt Lithium Coin Cell Batteries

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  • 18650 3.6v Samsung 3500 mAh (35E) li-on Battery Protected (Button Top)

    18650 3.6v Samsung 3500 mAh (35E) li-on Battery Protected (Button Top)

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  • 5-Pack CR2430 Renata 3 Volt Lithium Coin Cell Batteries

    5-Pack CR2430 Renata 3 Volt Lithium Coin Cell Batteries

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  • 6 Volt NiCd Battery Pack with Tabs (1000 mAh)

    6 Volt NiCd Battery Pack with Tabs (1000 mAh)

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  • 6-Pack Energizer A76 / LR44 Alkaline Button Batteries

    6-Pack Energizer A76 / LR44 Alkaline Button Batteries

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  • 9.6 Volt AA NiCd Battery Pack (850 mAh) with Tamiya Connector

    9.6 Volt AA NiCd Battery Pack (850 mAh) with Tamiya Connector

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    $19.69
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Size Matters: Navigating the Diverse Battery Sizes 

 

Understanding the importance of choosing the right battery size for your devices is crucial. At OnlyBatteries.com, we offer an extensive range of battery sizes tailored for all types of applications, from everyday gadgets to industrial equipment. 

 

1. Common Sizes for Daily Use

Explore popular battery sizes like AA, AAA, C, and D, essential for household and consumer electronics. Learn about their applications and how to choose the right one for your devices.

 

2. Specialty and Coin Cell Sizes

Dive into the world of specialty sizes like 18650, CR2032, and others used in laptops, watches, and medical devices. Understand the nuances of each size and their typical uses.

 

3. Industrial and High-Capacity Sizes

Discover larger and more powerful battery sizes such as 2CR5, 9 Volt, and Sub C, which are perfect for high-drain devices like security systems and photography equipment.

 

4. Unique and Less Common Sizes

Uncover the less commonly needed sizes such as A23, N Size, and CR123. These are crucial for certain specialized applications, ensuring you never run out of power when it matters most.

 

5. Choosing the Right Size for Your Needs

Get practical advice on selecting the right battery size for your application, including considerations for rechargeability, longevity, and device compatibility.

 

OnlyBatteries.com offers a comprehensive array of battery sizes to ensure you always find exactly what you need for any device. Whether you're buying batteries for everyday use or for specialized equipment, our extensive selection has you covered.