• 2CR5 Duracell Ultra 245 Photo Lithium Battery (On a Card)

    2CR5 Duracell Ultra 245 Photo Lithium Battery (On a Card)

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  • 4-Pack CR2450 Rayovac 3 Volt Lithium Coin Cell Batteries

    4-Pack CR2450 Rayovac 3 Volt Lithium Coin Cell Batteries

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  • 6-Pack 23A (A23) 12 Volt Alkaline Batteries

    6-Pack 23A (A23) 12 Volt Alkaline Batteries

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  • 9 Volt AccuLoop NiMH Battery (220 mAh)

    9 Volt AccuLoop NiMH Battery (220 mAh)

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  • 9 Volt Energizer Recharge NiMH Battery (175 mAh)

    9 Volt Energizer Recharge NiMH Battery (175 mAh)

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  • 9 Volt Varta Accu Ultra (V7/8H) NiMH Battery (150 mAh)

    9 Volt Varta Accu Ultra (V7/8H) NiMH Battery (150 mAh)

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  • Rayovac Invisible Fence MicroLite Compatible Battery (RFA-182, A12, R21, R22, R51)

    Rayovac Invisible Fence MicroLite Compatible Battery (RFA-182, A12, R21, R22, R51)

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  • RFA-182 MicroLite Invisible Fence Brand Compatible Battery (A12, R21, R22, R51)

    RFA-182 MicroLite Invisible Fence Brand Compatible Battery (A12, R21, R22, R51)

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  • RFA-67 Rayovac PetSafe Compatible Fence & Dog Collar Batteries (2 Card)

    RFA-67 Rayovac PetSafe Compatible Fence & Dog Collar Batteries (2 Card)

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  • 6-Pack Sub C NiCd Batteries (1500 mAh)

    6-Pack Sub C NiCd Batteries (1500 mAh)

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  • 3.7 Volt Samsung 25R 18650 Lithium Ion Battery (2500 mAh) with tabs

    3.7 Volt Samsung 25R 18650 Lithium Ion Battery (2500 mAh) with tabs

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  • 9.6 Volt Powerex NiMH Rechargeable Battery (230mAh)

    9.6 Volt Powerex NiMH Rechargeable Battery (230mAh)

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    $21.49
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  • 2 C + 2 D + 2  9 Volt Energizer MAX Alkaline Battery Combo (On Cards)

    2 C + 2 D + 2 9 Volt Energizer MAX Alkaline Battery Combo (On Cards)

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  • 12-Pack C Energizer Industrial  wholesale and retail

    12-Pack C Energizer Industrial (EN93) Alkaline Batteries

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  • 3-Pack 21/23 Duracell 12 Volt Alkaline Batteries

    3-Pack 21/23 Duracell 12 Volt Alkaline Batteries

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  • 18650 M26 3.6 Volt Lithium Ion Battery (2600 mAh)

    18650 M26 3.6 Volt Lithium Ion Battery (2600 mAh)

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  • 18650 M26 3.6 Volt Lithium Ion Battery with Tabs (2600 mAh)

    18650 M26 3.6 Volt Lithium Ion Battery with Tabs (2600 mAh)

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  • 3.6V 1000mAh NiMH HHR-P103 Replacement Panasonic Cordless phone Battery

    3.6V 1000mAh NiMH HHR-P103 Replacement Panasonic Cordless phone Battery

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  • 5-Pack CR1616 Renata 3 Volt Lithium Coin Cell Batteries

    5-Pack CR1616 Renata 3 Volt Lithium Coin Cell Batteries

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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.