• 50-Pack 1/3 AAA Sanyo 50 mAh Flat Top NiCd (N50AAA) Batteries

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  • 12-Pack 18650 3.6v 2000 mAh li-ion - Protected (Button Top) - Purple

    12-Pack 18650 3.6v 2000 mAh li-ion - Protected (Button Top) - Purple

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  • 3-Pack Tadiran TL-4930/S XOL Series 3.6V D 19 Ah Lithium Batteries (LSH20 / LS33600) Wholesale & direct to consumer

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

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  • 50-Pack AA NiMH 600 mAh Rechargeable Batteries

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  • 50-Pack AA NiMH 800 mAh Rechargeable Batteries

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  • 12-Pack 9 Volt Tenergy Premium NiMH Batteries (250 mAh)

    12-Pack 9 Volt Tenergy Premium NiMH Batteries (250 mAh)

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  • 2-Pack Heine X-382 Replacement 3.5 Volt NiMH Medical Batteries for Otoscope Handles

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  • 3-Pack Tadiran TL-5930/S 3.6V D 19 Ah Lithium Batteries (LSH20 / LS33600) Wholesale & direct to consumer

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  • 4-Pack Welch Allyn 72600 Replacement 2.5 Volt NiCd Medical Batteries for Welch Allyn Pocket Scope

    4-Pack Welch Allyn 72600 Replacement 2.5 Volt NiCd Medical Batteries for Welch Allyn Pocket Scope

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  • 50-Pack CR3032 Panasonic 3 Volt Lithium Coin Cell Batteries

    50-Pack CR3032 Panasonic 3 Volt Lithium Coin Cell Batteries

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  • Makita 36 Volt 4000 mAh Li-ion Replacement Battery

    Makita 36 Volt 4000 mAh Li-ion Replacement Battery

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  • 12-Pack Tadiran TL-2450/P 3.6V 0.55 Ah Lithium Batteries w/ PC Pins

    12-Pack Tadiran TL-2450/P 3.6V 0.55 Ah Lithium Batteries w/ PC Pins

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  • 12-Pack Tadiran TL-4903/S 3.6V AA 2.4 Ah Lithium Batteries (ER14505) Wholesale & direct to consumer

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

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

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

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  • 50-Pack Panasonic CR1220 3 Volt Lithium Coin Cell Batteries

    50-Pack Panasonic CR1220 3 Volt Lithium Coin Cell Batteries

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

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

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

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

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  • 24-Pack AA NiMH Panasonic Eneloop 2000 mAh Rechargeable Batteries

    24-Pack AA NiMH Panasonic Eneloop 2000 mAh Rechargeable Batteries

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  • 16-Pack Panasonic BR-2/3AG Industrial Lithium Battery (High Capacity)

    16-Pack Panasonic BR-2/3AG Industrial Lithium Battery (High Capacity)

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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.