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Coin Cell Batteries for Car Key Remotes & Fobs

Power up your key fobs with reliable coin cell batteries—essential for keyless entry, remote start, and seamless vehicle access. At Access Fobs, our extensive range of coin batteries ensure your car key remote performs at its best. Shop now! 

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  • GP Lithium CR2450 3v Lithium Battery - Battery
    Sold out
    2.00 - 2.00
    £2.00 | including VAT £2.40
    2.00 - 2.00
    £2.00 | including VAT £2.40

    GP Lithium CR2450 3v Lithium Battery

    1 x GP Lithium CR2450 3v Lithium Battery The CR2450 button cell is a high-quality, 3V battery commonly used in car security car alarm/keyfob batter...

    View full details
    2.00 - 2.00
    £2.00 | including VAT £2.40
    2.00 - 2.00
    £2.00 | including VAT £2.40
    Sold out

Coin Cell Batteries for Car Key Remotes

Ensure your key fobs stay powered and reliable with Access Fobs' wide selection of premium coin cell batteries. These compact power units are essential for remote locking, keyless entry, trunk release, and push-to-start systems.

Why Choose Our Coin Batteries?

  • Fast Dispatch: We ship batteries quickly so your key fob stays powered—and you stay in control.
  • Brand-New & Factory Fresh: Each battery is sealed, with full shelf life and are ready for immediate installation.
  • Premium Quality: We only stock OEM-grade or verified aftermarket cells (Duracell, Energizer, Panasonic) to ensure reliability and performance.
  • Broad Compatibility: Ideal for key remotes across a wide range of car makes and models—from Fiat to Mazda, Ford to Toyota etc.
  • Affordable Pricing: Get top-tier coin batteries at a competitive price

Coin Cell Batteries for Car Key Remotes & Fobs - FAQs

How do you replace a car key remote battery?
  1. Identify the correct battery type—your key fob will usually have CR2032, CR2025 etc printed on the coin cell
  2. Open the fob using a coin or plastic pry tool.
  3. Replace the old battery with the same size and orientation (flat side up).
  4. Snap the fob back together and check its functions.
How long should a coin cell battery last?

Expect 2–5 years of reliable service, depending on your car model and usage. Premium branded batteries will last longer than budget batteries.