What Is a CR2025 Battery?

The CR2025 is a 20mm diameter and 2.5mm thick lithium manganese dioxide battery. As part of the 3V lithium coin cell battery series, it provides consistent and dependable energy, making it a popular power source in key fobs, medical devices, calculators, smart home sensors, and fitness equipment.

Key Features of CR2025 Lithium Coin Battery

Voltage: 3 Volts

Capacity: Typically between 150mAh to 170mAh

Chemistry: Lithium Manganese Dioxide (Li-MnO2)

Size: Diameter 20mm, Thickness 2.5mm

Operating Temperature: -20°C to 60°C

Certifications: RoHS, CE, UL compliance

Advantages of CR2025 Button Cell

Long Shelf Life – Excellent self-discharge rate ensures up to 10 years of storage with minimal capacity loss.

Consistent Power Output – Maintains a stable 3V output throughout its life cycle.

Leak-Proof Design – Hermetically sealed for safety and stability, even under harsh conditions.

Wide Compatibility – Used in thousands of electronic devices worldwide.

Environmentally Friendly – Mercury-free and compliant with environmental regulations.

Application Scenarios

CR2025 lithium coin batteries are used in a broad range of electronics:

Automotive Keyless Entry Systems

Wearable Devices and Fitness Trackers

Digital Thermometers and Blood Glucose Meters

Watches and Clocks

Computer Motherboards (CMOS Memory Backup)

Remote Controls and RFID Devices

Smart Home Sensors (motion, door/window, smoke detectors)

Why Choose Our CR2025 Battery?

As a specialized button cell battery manufacturer, we ensure:

Precision engineering with consistent quality control.

Competitive pricing for bulk orders.

Custom labeling and OEM services for brand integration.

Fast lead times and worldwide delivery.

Frequently Asked Questions (FAQ)

Q1: What does CR2025 mean?

"CR" refers to the lithium manganese dioxide chemistry, "20" stands for 20mm diameter, and "25" indicates 2.5mm thickness.

Q2: What’s the difference between CR2025 and CR2032?

The CR2032 is 3.2mm thick, offering a slightly higher capacity (around 210mAh), whereas the CR2025 is thinner at 2.5mm and ideal for slimmer devices.

Q3: Can CR2025 batteries be recharged?

No. CR2025 is a non-rechargeable battery. For rechargeable options, consider models like LIR2025.

Q4: How should I dispose of a used CR2025 battery?

Dispose of lithium coin cells at designated recycling points. Do not incinerate or dispose of in fire.

Q5: Is your CR2025 battery OEM-compatible?

Yes, we provide OEM services and our CR2025 battery is compatible with major global brands.

The CR2025 lithium coin battery offers outstanding performance, longevity, and compatibility for a variety of small electronic devices.   As a trusted manufacturer of 3.0V lithium manganese button cells, we are committed to providing dependable energy solutions to customers worldwide.   Choose our CR2025 battery for its exceptional quality, affordable pricing, and seamless integration into your product line.

For wholesale pricing, OEM inquiries, or product datasheets, feel free to contact us today.