cr2450 battery: Equivalent, Specifications and Replacements

The CR2450 battery is a type of lithium coin cell battery that is commonly used in various small electronic devices. Here's some specific information about the CR2450 battery, including its equivalents, specifications, and potential replacements:


Equivalent Batteries:

The CR2450 battery is known by various equivalent designations, including:

  • DL2450
  • ECR2450
  • BR2450
  • KCR2450
  • LM2450
  • 5029LC


The CR2450 battery typically has the following specifications:

  • Chemistry: Lithium
  • Nominal Voltage: 3 volts
  • Capacity: Typically around 550-620 mAh
  • Dimensions: 24.5mm diameter × 5.0mm height
  • Shape: Coin-shaped
  • DataSheet CR2450 PDF

Common Uses:

CR2450 batteries are commonly utilized in various electronic devices such as:

  • Watches
  • Car key fobs
  • Remote controls
  • Small electronic gadgets
  • CMOS backup batteries in computers
  • Medical devices
  • Electronic books
  • Motherboards


When replacing CR2450 batteries, it's essential to ensure that the equivalent battery has the same voltage rating, capacity, and dimensions to fit into the device. Common replacement options include:

  • DL2450
  • ECR2450
  • BR2450
  • KCR2450
  • LM2450
  • 5029LC

Buying Considerations:

When purchasing replacements, it's crucial to choose batteries from reputable manufacturers to ensure quality and performance. Also, consider environmentally friendly options such as proper disposal of expired batteries and, when possible, using rechargeable equivalents.

It's important to note that using a different chemistry or voltage rating that doesn't match the specifications of the device can lead to improper function or even damage. Always refer to the device manual or consult an expert if you are unsure about the proper replacement for your CR2450 battery.

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