18350 Batteries

For those who need reliable power in a smaller, more compact form, our 18350 batteries are the perfect solution. These lithium-ion batteries provide high energy output in a compact size, making them ideal for flashlights, headlamps, and other portable devices that require a strong, consistent power source in a smaller package.

With excellent capacity, long lifespan, and quick recharge times, 18350 batteries are designed to support your high-performance gear without taking up extra space. Whether you’re an outdoor enthusiast, a professional, or someone who needs portable power for everyday devices, these batteries deliver the performance you can count on.

Browse our selection of 18350 batteries and enjoy compact power for your essential gear.

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  • EAGTAC 18350 1300mAh 3.7V Protected Li-ion Battery (10A discharge)

    EAGTAC 18350 1300mAh 3.7V Protected Li-ion Battery (10A discharge)

    Sale! Original price was: $24.95.Current price is: $19.95.
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    Out of Stock. Available on back-order

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Whether you’re fitting compact lights or precision tools, our 18350 batteries deliver the perfect balance of size and power. These mid-format cells are ideal for high-drain, small-body torches and headlamps, offering reliable output where space is at a premium. Available in both protected and unprotected versions—with options for built-in USB charging—you’ll find the right cell to keep your gear running strong.

Popular 18350 Battery Options

  • EagTac 18350 Protected 900 mAh Li-ion – safety circuitry plus solid runtime in a compact package

  • KeepPower 18350 Protected 750 mAh Li-ion – dependable performance with over-discharge and short-circuit protection

  • Olight 18350 USB-Rechargeable 850 mAh – built-in micro-USB port for fast top-ups without a separate charger

  • Fenix 18350 Protected 950 mAh – high-capacity cell with integrated safeguards for peace of mind

How to Choose Your 18350 Battery

  1. Capacity & Runtime: Match mAh to your device’s draw—higher for longer use, moderate for lightweight carries

  2. Protected vs. Unprotected: Protected cells guard against misuse; unprotected cells offer maximum capacity in a slimmer profile

  3. Recharge Method: Decide between USB-integrated models for field charging or external chargers for balanced top-ups

  4. Brand & Quality: Choose reputable manufacturers to avoid voltage sag and ensure consistent performance

  5. Compatibility: Verify your device accepts 18350 dimensions and protection circuits before purchase

Care & Maintenance Tips

  • Store cells in a cool, dry place and use plastic cases to prevent accidental short-circuits

  • Charge using manufacturer-approved methods and avoid depleting cells below recommended voltages

  • Rotate your battery stock and replace any cells showing capacity loss or physical wear

  • Keep terminals clean with a dry cloth to maintain optimal contact

Warranty & Delivery
Enjoy free shipping on Australian orders over $150, same-day dispatch on in-stock items, click-and-collect from Geelong, plus our Australian warranty and 30-day returns policy for total peace of mind. Ready to power your compact lighting solutions? Explore our full range of 18350 batteries now!