The CR2032 lithium coin cell battery is a compact, high-capacity power source specifically engineered for small electronic devices that require consistent and long-lasting energy. With its 3V nominal voltage and high energy density, the CR2032 is ideal for use in devices like digital watches, calculators, car key fobs, medical equipment, fitness trackers, and computer motherboards (CMOS backup).
Built with advanced lithium-manganese dioxide (Li-MnO₂) chemistry, this battery offers excellent leak resistance, low self-discharge, and wide temperature operability, making it suitable for both household and industrial applications. It delivers stable voltage output throughout its life cycle, ensuring optimal device performance with minimal voltage drop.
With a long shelf life of up to 10 years, the CR2032 is designed for storage without degradation, making it perfect for backup power or low-drain devices used occasionally. Its compact form factor (20mm x 3.2mm) fits snugly into coin battery holders in a variety of modern electronics. Whether you’re replacing the power source in a digital scale or stocking up on spare batteries for your medical sensors or remotes, the CR2032 provides durable, safe, and high-efficiency power in a compact, maintenance-free package.
Features:
- Long-Lasting Power: Delivers steady 3V output with a shelf life of up to 10 years.
- Wide Compatibility: Perfect for watches, key fobs, medical devices, fitness trackers, calculators, and more.
- High Energy Density: Ensures optimal performance in compact electronics with minimal voltage drop.
- Leak-Proof Design: Engineered with quality materials to prevent leakage and protect your devices.
- Temperature Resistant: Operates efficiently in extreme temperatures from -30°C to 60°C.
- Compact & Lightweight: Standard 20mm diameter and 3.2mm thickness—ideal for slim, portable devices.
Specifications:
- Battery Type: Lithium Coin Cell (Li-MnO₂)
- Nominal Voltage: 3V
- Nominal Capacity: 220–240mAh (typical)
- Shelf Life: Up to 10 years
- Self-Discharge Rate: <2% per year
- Operating Temperature: -30°C to +60°C
- Storage Temperature: Recommended 15°C to 25°C
- Dimensions:
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Diameter: 20mm
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Thickness: 3.2mm
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- Weight: Approx. 3 grams
- Terminal Type: Flat, coin-style terminals
- Chemistry: Lithium Manganese Dioxide (Li-MnO₂)
- Rechargeable: No (Primary Non-Rechargeable Cell)
- Certifications: RoHS, CE, UN38.3, MSDS compliant
- Safety Features: Leak-proof design, stable voltage output
- Common Applications:
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Watches
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Calculators
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CMOS (motherboard memory)
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Medical devices
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Car key fobs and remotes
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Fitness trackers
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Digital scales
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