• 6-Pack Tadiran TL-5104/S 3.6V AA 2.1 Ah Lithium Batteries (ER14505) Wholesale & direct to consumer

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

    Batteries/Brand/Tadiran Batteries/Voltage/3.6 Volt Batteries Batteries/Size Batteries/Chemistry Batteries/Brand Batteries/Voltage Batteries/Chemistry/Shop All Chemistries Batteries/Size/AA Batteries/Size/Shop All Sizes Batteries/Brand/Shop All Brands Batteries/Voltage/Shop All Voltage Batteries/Type Batteries/Type/Shop All Types Batteries/Chemistry/Lithium Thionyl Chloride Lithium Thionyl Chloride/Tadiran
    $78.29
    As low as:
  • 11.1 Volt Lithium Ion Battery Pack (2600 mAh)  with Protection IC

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

    Batteries Batteries/Size Batteries/Chemistry Batteries/Brand Batteries/Voltage Batteries/Chemistry/Shop All Chemistries Batteries/Size/Shop All Sizes Batteries/Brand/Shop All Brands Batteries/Voltage/Shop All Voltage Batteries/Chemistry/Lithium Ion Batteries/Type Batteries/Type/Shop All Types Batteries/Voltage/11.1 Volt Batteries/Type/Rechargeable Batteries/Type/Battery Packs
    $78.39
    As low as:
    Buy in bulk and save
  • 14.8 Volt Lithium Ion Battery Pack (2200 mAh) with Protection IC

    14.8 Volt Lithium Ion Battery Pack (2200 mAh) with Protection IC

    Batteries Batteries/Size Batteries/Chemistry Batteries/Brand Batteries/Voltage Batteries/Chemistry/Shop All Chemistries Batteries/Size/Shop All Sizes Batteries/Brand/Shop All Brands Batteries/Voltage/Shop All Voltage Batteries/Chemistry/Lithium Ion Batteries/Type Batteries/Type/Shop All Types Batteries/Voltage/12.8 - 25.2 Volt Batteries/Type/Rechargeable Batteries/Type/Battery Packs
    $78.39
    As low as:
    Buy in bulk and save
  • 24-Pack AA NiMH 800 mAh Rechargeable Batteries

    24-Pack AA NiMH 800 mAh Rechargeable Batteries

    Batteries Batteries/Size Batteries/Chemistry Batteries/Brand Batteries/Voltage Batteries/Chemistry/NiMH Batteries/Chemistry/Shop All Chemistries Batteries/Size/AA Batteries/Size/Shop All Sizes Batteries/Brand/Shop All Brands Batteries/Voltage/Shop All Voltage Batteries/Type Batteries/Type/Shop All Types Batteries/Type/Solar Light Batteries Batteries/Voltage/1.2 Volt Batteries/Type/Rechargeable Solar Light Batteries/NiMH Solar Batteries
    $78.39
    As low as:
  • 4-Pack Volt Energizer Recharge 175 mAh NiMH Batteries

    4-Pack Volt Energizer Recharge 175 mAh NiMH Batteries

    Batteries Batteries/Size Batteries/Chemistry Batteries/Brand Batteries/Voltage Batteries/Chemistry/NiMH Batteries/Chemistry/Shop All Chemistries Batteries/Size/9 Volt Batteries/Size/Shop All Sizes Batteries/Brand/Energizer Batteries/Brand/Shop All Brands Batteries/Voltage/Shop All Voltage Batteries/Type Batteries/Type/Shop All Types Batteries/Voltage/8.4 Volt Batteries/Voltage/9 Volt Batteries/Type/Rechargeable Energizer/Energizer Rechargeable nonUSA
    $78.39
    As low as:
  • Close-up of Power Portable 3.2V 18650 LiFePO4 battery details

    8-Pack 3.2 Volt 18650 LiFePO4 1500 mAh Batteries

    Batteries Batteries/Size Batteries/Chemistry Batteries/Brand Batteries/Voltage Batteries/Chemistry/Shop All Chemistries Batteries/Size/Shop All Sizes Batteries/Brand/Shop All Brands Batteries/Voltage/3.2 Volt Batteries/Voltage/Shop All Voltage Batteries/Type Batteries/Type/Shop All Types Batteries/Type/Solar Light Batteries Batteries/Size/18650 Batteries/Chemistry/LiFePO4 Batteries/Type/Rechargeable 18650 Batteries/3.2 Volt 18650 Batteries Solar Light Batteries/LiFePO4 Solar Batteries
    $78.39
    As low as:
  • 96-Pack C Panasonic Heavy Duty Batteries (48 Cards of 2)

    96-Pack C Panasonic Heavy Duty Batteries (48 Cards of 2)

    Batteries Batteries/Size Batteries/Chemistry Batteries/Brand Batteries/Voltage Batteries/Chemistry/Shop All Chemistries Batteries/Size/C Batteries/Size/Shop All Sizes Batteries/Brand/Shop All Brands Batteries/Voltage/Shop All Voltage Batteries/Type Batteries/Type/Shop All Types Batteries/Chemistry/Carbon Zinc Batteries/Brand/Panasonic Batteries/Voltage/1.5 Volt Panasonic/Panasonic Heavy Duty
    $78.39
    As low as:
  • 6-Pack Varta V500HT NIMH Button Batteries

    6-Pack Varta V500HT NIMH Button Batteries

    Batteries Batteries/Size Batteries/Chemistry Batteries/Brand Batteries/Voltage Batteries/Chemistry/NiMH Batteries/Chemistry/Shop All Chemistries Batteries/Size/Shop All Sizes Batteries/Brand/Shop All Brands Batteries/Voltage/Shop All Voltage Batteries/Type/Button Batteries Batteries/Type Batteries/Type/Shop All Types Batteries/Brand/Varta Batteries/Voltage/1.2 Volt Batteries/Type/Rechargeable
    As low as:
  • 8 AA (2300mAh) + 8 AAA (800mAh) Energizer Rechargeable Battery Combo

    8 AA (2300mAh) + 8 AAA (800mAh) Energizer Rechargeable Battery Combo

    Batteries Batteries/Size Batteries/Chemistry Batteries/Brand Batteries/Voltage Batteries/Chemistry/NiMH Batteries/Chemistry/Shop All Chemistries Batteries/Size/AA Batteries/Size/AAA Batteries/Size/Shop All Sizes Batteries/Brand/Energizer Batteries/Brand/Shop All Brands Batteries/Voltage/Shop All Voltage Batteries/Type Batteries/Type/Shop All Types Batteries/Voltage/1.2 Volt Batteries/Type/Rechargeable Batteries/Type/Rechargeable Battery Combos Energizer/Energizer Rechargeable nonUSA
    $78.69
    As low as:
  • 6-Pack Tadiran TL-2450/P 3.6V 0.55 Ah Lithium Batteries w/ PC Pins

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

    Batteries Batteries/Size Batteries/Chemistry Batteries/Brand Batteries/Voltage Batteries/Chemistry/Shop All Chemistries Batteries/Size/Shop All Sizes Batteries/Brand/Shop All Brands Batteries/Voltage/Shop All Voltage Batteries/Type Batteries/Type/Shop All Types Batteries/Chemistry/Lithium Thionyl Chloride Batteries/Brand/Tadiran Batteries/Voltage/3.6 Volt Lithium Thionyl Chloride/Tadiran
    $78.99
    As low as:
  • 6-Pack Tadiran TL-4903/S 3.6V AA 2.4 Ah Lithium Batteries (ER14505) Wholesale & direct to consumer

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

    Batteries/Brand/Tadiran Batteries/Voltage/3.6 Volt Batteries Batteries/Size Batteries/Chemistry Batteries/Brand Batteries/Voltage Batteries/Chemistry/Shop All Chemistries Batteries/Size/AA Batteries/Size/Shop All Sizes Batteries/Brand/Shop All Brands Batteries/Voltage/Shop All Voltage Batteries/Type Batteries/Type/Shop All Types Batteries/Chemistry/Lithium Thionyl Chloride Lithium Thionyl Chloride/Tadiran
    $78.99
    As low as:
  • Power Portable AA NiMH 400mAh rechargeable batteries 24-pack

    24-Pack AA NiMH 400 mAh Rechargeable Batteries

    Specials Batteries Batteries/Size Batteries/Chemistry Batteries/Brand Batteries/Voltage Batteries/Chemistry/NiMH Batteries/Chemistry/Shop All Chemistries Batteries/Size/AA Batteries/Size/Shop All Sizes Batteries/Brand/Shop All Brands Batteries/Voltage/Shop All Voltage Batteries/Type Batteries/Type/Shop All Types Batteries/Type/Solar Light Batteries Batteries/Voltage/1.2 Volt Batteries/Type/Rechargeable Solar Light Batteries/NiMH Solar Batteries
    $85.39
    Sale: $79.79
    As low as:
  • 3-Pack 3.7 Volt 26650 Li-Ion Batteries with Tabs (5000 mAh)

    3-Pack 3.7 Volt 26650 Li-Ion Batteries with Tabs (5000 mAh)

    Batteries Batteries/Size Batteries/Chemistry Batteries/Brand Batteries/Voltage Batteries/Chemistry/Shop All Chemistries Batteries/Size/Shop All Sizes Batteries/Brand/Shop All Brands Batteries/Voltage/Shop All Voltage Batteries/Chemistry/Lithium Ion Batteries/Type Batteries/Type/Shop All Types Batteries/Voltage/3.7 Volt Batteries/Type/Rechargeable Batteries/Type/Batteries with Tabs
    $79.79
    As low as:
  • USB 4-slot LiFePO4 battery charger with power adapter

    3.2V Lifep04 USB 4 Slot Battery Charger + 4 pcs 3.2 Volt LiFePO4 18650 Button Top Batteries (1500 mAh)

    Batteries Chargers Batteries/Size Batteries/Type Batteries/Chemistry Batteries/Brand Batteries/Voltage Batteries/Size/18650 Batteries/Size/Shop All Sizes Batteries/Type/Rechargeable Batteries/Type/Solar Light Batteries Batteries/Type/Shop All Types Batteries/Chemistry/LiFePO4 Batteries/Chemistry/Shop All Chemistries Batteries/Brand/Shop All Brands Batteries/Voltage/3.2 Volt Batteries/Voltage/Shop All Voltage Chargers/Chargers Chargers/Chargers/LiFePO4 18650 Batteries/3.2 Volt 18650 Batteries Solar Light Batteries/LiFePO4 Solar Batteries
    $79.79
    As low as:
  • Top angle showing F3 terminals on Duracell DUR12V-18 SLA battery

    Duracell DUR12V-18 18Ah 12 Volt AGM Sealed Lead Acid (SLA) Battery with F3 Terminals

    Specials Batteries Batteries/Size Batteries/Chemistry Batteries/Brand Batteries/Voltage Batteries/Chemistry/Shop All Chemistries Batteries/Size/Shop All Sizes Batteries/Brand/Duracell Batteries/Brand/Shop All Brands Batteries/Voltage/Shop All Voltage Batteries/Type Batteries/Type/Shop All Types Batteries/Chemistry/Sealed Lead Acid Batteries/Voltage/12 Volt CAD Only
    $102.19
    Sale: $79.79
    As low as:

Mastering Battery Sizes

 

In the world of batteries, size does matter. The correct battery size ensures your device functions optimally, and at Only Batteries, we cater to every possible need with an extensive range of battery sizes. 

 

Understanding Battery Sizes

Battery size determines the compatibility with different devices, ranging from tiny hearing aids to large automotive applications. Different sizes also mean different voltages and capacities, affecting how long they can power your device.

 

Key Battery Sizes and Their Applications

AAA Batteries: Common in remote controls and small electronic devices.
AA Batteries: Used in a variety of household devices, from wall clocks to digital cameras.
C and D Batteries: Ideal for high-drain applications like toys and portable music systems.
9 Volt: Crucial for smoke detectors and emergency equipment.
Button Cells: Used in watches, calculators, and hearing aids.
Specialty Sizes: Such as 18650 for high-end flashlights and vape devices.


Popular Products Across Different Sizes

Duracell Coppertop AA: Known for its long-lasting power and reliability.
Energizer AAA Lithium: Best for devices requiring high energy output.
Panasonic Eneloop C and D adapters: Rechargeable solutions for high-drain needs.
Rayovac 9 Volt: Preferred for smoke alarms and professional equipment.
Renata CR2032: Reliable button cell for watches and medical devices.


Choosing the Right Size for Your Needs

Selecting the right battery size is crucial. Consider the device's power requirements, the expected duration of use, and whether the battery needs to be rechargeable. Our detailed product descriptions and specifications will help guide your choice, ensuring you pick the perfect match for your device's demands.

 

At Only Batteries, our diverse selection of battery sizes ensures that no matter your device, we have the power solution for you. From daily necessities to specialized equipment, our batteries provide the efficiency and longevity your devices need. Explore our full range of battery sizes and find the perfect fit for your electronic devices. Experience the power of choice at Only Batteries, and never run out of the energy you need!