CR123A Button Top Lithium Manganese Dioxide Battery 3V



In today’s technology-driven world, the demand for reliable, long-lasting power sources is higher than ever. Among the various battery types available, the CR123A button top lithium manganese dioxide battery stands out as a top choice for many high-performance devices. Known for its compact size, high energy density, and stable voltage output, the CR123A battery is a staple in numerous applications, from digital cameras and flashlights to security systems and medical equipment.

This article delves into the features, benefits, and common uses of the CR123A 3V battery, highlighting why it remains a preferred power solution for both consumers and professionals alike.

CR123A Specifications

Here’s a detailed breakdown of the specifications provided:

  1. Type: Lithium Manganese Dioxide (Li-MnO2) Battery
  2. Form Factor: CR123A
  3. Top Configuration: Button Top (Extending)
  4. Rechargeability: Non-Rechargeable
  5. Nominal Voltage: 3V
  6. Capacity: 1.4Ah (1400mAh)
  7. Continuous Discharge Current: 10mA

Key Features

  1. Lithium Manganese Dioxide Chemistry:
    • Provides high energy density.
    • Long shelf life, typically up to 10 years.
    • Stable discharge characteristics, ensuring consistent performance.
  2. Form Factor: CR123A
    • Compact and cylindrical.
    • Commonly used in cameras, flashlights, and other portable devices.
  3. Button Top (Extending):
    • Ensures a good connection in devices designed to accommodate button top batteries.
  4. Non-Rechargeable:
    • Designed for single-use applications.
    • Must be disposed of properly after use, adhering to local regulations for battery disposal.
  5. Nominal Voltage: 3V
    • Suitable for a variety of electronic devices that require a stable 3V power source.
  6. Capacity: 1.4Ah (1400mAh)
    • Indicates the amount of charge the battery can deliver over time.
    • A higher capacity means the battery can power devices for a longer period before needing replacement.
  7. Continuous Discharge Current: 10mA
    • Specifies the maximum current the battery can provide continuously.
    • Ideal for devices with low to moderate power requirements.


CR123A batteries are commonly used in:

  • Digital cameras
  • Flashlights
  • Alarm systems
  • Medical equipment
  • Sensors
  • Other portable electronic devices

Safety and Handling

  • Always insert the battery correctly, aligning the positive and negative terminals as indicated by the device.
  • Store batteries in a cool, dry place, away from direct sunlight and extreme temperatures.
  • Do not short-circuit, puncture, or disassemble the battery.
  • Dispose of used batteries responsibly, following local recycling guidelines.

These specifications and guidelines ensure that the CR123A battery provides optimal performance and safety for a wide range of applications.


The CR123A button top lithium manganese dioxide battery is a highly reliable power source known for its compact size, high energy density, and stable voltage output. Operating at 3V with a capacity of 1.4Ah, this non-rechargeable battery is designed to deliver consistent performance over a long period, making it ideal for a wide range of high-performance devices.

Download CR123A Datasheet

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