• 3.2v 18650 1800 mAh LiFePO4 Battery (Flat Top)

    3.2v 18650 1800 mAh LiFePO4 Battery (Flat Top)

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  • Power Portable 3.7V 18350 Li-Ion button top battery front view

    3.7 Volt 18350 Li-Ion Button Top Battery (1200 mAh)

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  • Power Portable 3.7V 18650 lithium ion battery with tabs, 2200mAh

    3.7 Volt Lithium Ion 18650 Battery with Tabs (2200 mAh)

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  • Power Portable RCR123A 3.7V 700mAh lithium ion battery front view

    3.7 Volt RCR123A (16340) Lithium Ion Battery (700 mAh)

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  • Power Portable rechargeable 18500 battery side profile

    3.7V 18500 2000mAh Li-ion Battery (Button Top)

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  • 4 AA + 4 AAA + 2 C + 2 D + 1 9V Panasonic Heavy Duty Battery Combo

    4 AA + 4 AAA + 2 C + 2 D + 1 9V Panasonic Heavy Duty Battery Combo

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  • AAA Chateau NiMH 900 mAh Batteries (2 Card)

    AAA Chateau NiMH 900 mAh Batteries (2 Card)

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  • CR2025 Energizer 3V lithium coin cell batteries 4 pack front view

    CR2025 Energizer 3 Volt Lithium Coin Cell Batteries (4 Card)

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  • Panasonic CRP2 6 Volt lithium battery sealed on retail card

    CRP2 (223A) Panasonic 6 Volt Lithium Battery (On a Card)

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  • Panasonic CR2032 3 Volt Lithium Batteries (4 Card)

    Panasonic CR2032 3 Volt Lithium Batteries (4 Card)

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

    Tadiran TL-4903/S 3.6V AA 2.4 Ah Lithium Battery (ER14505)

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  • Tadiran TL-4955/S 3.6V 2/3 AA 1.65 Ah Lithium Battery (ER14335)

    Tadiran TL-4955/S 3.6V 2/3 AA 1.65 Ah Lithium Battery (ER14335)

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  • Tadiran TL-5903/T 3.6V AA 2.4 Ah Lithium Battery w/ Tabs (ER14505) Wholesale & direct to consumer

    Tadiran TL-5903/T 3.6V AA 2.4 Ah Lithium Battery w/ Tabs (ER14505)

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  • Tadiran TL-5955/T 3.6V 2/3 AA 1.5 Ah Lithium Battery w/ Tabs (ER14335) Wholesale & direct to consumer

    Tadiran TL-5955/T 3.6V 2/3 AA 1.5 Ah Lithium Battery w/ Tabs (ER14335)

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  • Varta V500HT NIMH Button Battery

    Varta V500HT NIMH Button Battery

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  • 9 Volt Tenergy Premium NiMH Battery (250 mAh)

    9 Volt Tenergy Premium NiMH Battery (250 mAh)

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  • Side profile of 18650 2200mAh lithium ion rechargeable battery

    18650 3.7 Volt Lithium Ion Battery (2200 mAh)

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  • CR2032 Energizer 3 Volt Lithium Coin Cell Batteries (4 Card)

    CR2032 Energizer 3 Volt Lithium Coin Cell Batteries (4 Card)

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  • Tadiran TL-4903/T 3.6V AA lithium battery with tabs front view

    Tadiran TL-4903/T 3.6V AA 2.4 Ah Lithium Battery w/ Tabs (ER14505)

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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.