• 3-Pack 386 / 301 / SR43SW Renata Silver Oxide Button Batteries

    3-Pack 386 / 301 / SR43SW Renata Silver Oxide Button Batteries

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  • 3.7 Volt Varta Li-Ion 18650 Battery (1500 mAh) with PCB & Molex Connector

    3.7 Volt Varta Li-Ion 18650 Battery (1500 mAh) with PCB & Molex Connector

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  • 5-Pack 337 / SR416SW Renata Silver Oxide Button Batteries

    5-Pack 337 / SR416SW Renata Silver Oxide Button Batteries

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  • C Duracell Coppertop Alkaline (MN1400) Battery - (8 Pack)

    C Duracell Coppertop Alkaline (MN1400) Battery - (8 Pack)

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  • 3.2V 40135 20Ah LiFEp04 Battery

    3.2V 40135 20Ah LiFEp04 Battery

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  • INR21700 50E 3.6V Samsung 5000mAh Li-ion Battery – Flat Top

    INR21700 50E 3.6V Samsung 5000mAh Li-ion Battery – Flat Top

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  • INR21700P45B 3.6V MOLICEL 4500mAh Li-ion Battery - w/Tabs

    INR21700P45B 3.6V MOLICEL 4500mAh Li-ion Battery - w/Tabs

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  • INR21700T 3.6V Panasonic 4800mAh Li-ion Battery  – w/Tabs

    INR21700T 3.6V Panasonic 4800mAh Li-ion Battery – w/Tabs

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  • 18650 3.6v Li-Ion Battery 3400 mAh - Protected (Button Top)

    18650 3.6v Li-Ion Battery 3400 mAh - Protected (Button Top)

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  • 9 Volt Lithium Ion Battery (500 mAh)

    9 Volt Lithium Ion Battery (500 mAh)

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  • AAA AccuPower AccuLoop-X 1100 mAh NiMH Batteries (4 Card)

    AAA AccuPower AccuLoop-X 1100 mAh NiMH Batteries (4 Card)

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  • AAA AccuPower Micro 1200 mAh NiMH Battery (4 Card)

    AAA AccuPower Micro 1200 mAh NiMH Battery (4 Card)

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  • AAA Energizer Ultimate (L92) Lithium Batteries (6 Card)

    AAA Energizer Ultimate (L92) Lithium Batteries (6 Card)

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  • AAA NiMH Powerex PRO 1000 mAh Rechargeable Batteries (4 Card)

    AAA NiMH Powerex PRO 1000 mAh Rechargeable Batteries (4 Card)

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  • OmniCel 3.6V 400 mAh (EF651615 / LTC-3PN) Prismatic High Energy Lithium Battery Wholesale & direct to consumer

    OmniCel 3.6V 400 mAh (EF651615 / LTC-3PN) Prismatic High Energy Lithium Battery

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  • Allen Bradley 1746-BAS / 1747-BA  3 Volt Lithium PLC Battery (CR14250SE)

    Allen Bradley 1746-BAS / 1747-BA 3 Volt Lithium PLC Battery (CR14250SE)

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  • 2.4 Volt NiMH Battery Pack (2200 mAh)

    2.4 Volt NiMH Battery Pack (2200 mAh)

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  • 9 Volt Powerex NiMH Rechargeable Battery (300mAh)

    9 Volt Powerex NiMH Rechargeable Battery (300mAh)

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  • 5-Pack BR2032 Panasonic 3 Volt Lithium Coin Cell Battery

    5-Pack BR2032 Panasonic 3 Volt Lithium Coin Cell Battery

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  • 5-Pack CR1632 Panasonic 3 Volt Lithium Coin Cell Battery

    5-Pack CR1632 Panasonic 3 Volt Lithium Coin Cell Battery

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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.