3 Volt Lithium Coin Cell Batteries

Battery Mart carries a wide variety of 3V coin cell batteries designed for high-energy, compact performance. These 3-volt lithium discs are larger and provide the long-lasting power required for key fobs, sensors, and medical devices. Browse our selection of 3 volt lithium batteries below to find the exact replacement for your device.

Battery Mart carries a wide variety of 3V coin cell batteries designed for high-energy, compact performance. While often confused with smaller button cell batteries, these 3-volt lithium discs are larger and provide the long-lasting power required for key fobs, sensors, and medical devices. Browse our selection of 3 volt lithium batteries below to find the exact replacement for your device.

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High-Performance 3 Volt Lithium Batteries

A 3V battery (often referred to as a coin battery) is essential for powering modern devices that require a slim, compact power source. These 3 volt lithium batteries are known for their long shelf life and stable voltage, making them the preferred choice for medical devices, security sensors, calculators, and computer motherboards.

Common Uses for Coin & Button Cell Batteries

Because 3v batteries come in various diameters and thicknesses, they are used in a massive range of everyday items, including:

  • Watches: Reliable 3v watch battery replacements to keep your timepiece accurate.
  • Key Fobs: Long-lasting 3 volt coin battery options for automotive entry remotes.
  • Home Electronics: Cell batteries for kitchen scales, smart home sensors, and remote controls.
  • Medical Equipment: High-quality lithium coin cell battery power for glucose monitors and thermometers.

Why Shop 3V Batteries at Battery Mart?

When you buy 3v lithium batteries from Battery Mart, you are getting more than just a 3v coin battery. You are getting fast shipping, competitive pricing, and a commitment to quality. We carry the most popular sizes—including CR2032, CR2025, and CR2016—ensuring you find the 3 volt lithium battery you need to get your devices back up and running.

Is it a Coin Cell or a Button Cell Battery?

Many shoppers search for a 3v button battery when they actually need a lithium coin cell battery. Generally, "button" cells refer to smaller, thicker batteries (like those in small hearing aids), while "coin" cells are the wider, flat discs (like the CR2032). If your device requires a 3 volt battery, it is almost certainly a lithium coin cell. At Battery Mart, we stock all major 3v coin battery sizes to ensure your electronics stay powered.