PKCELL CR1220 3V Lithium Button Cell Battery

PKCELL CR1220 3V Battery

The PKCELL CR1220 Lithium Battery provides stable 3-volt power for low-drain electronic applications requiring high reliability. This lithium manganese dioxide cell maintains a consistent voltage discharge curve throughout its service life. It offers high energy density within a compact 12.5mm form factor. Engineers specify this component for real-time clock (RTC) backup and CMOS memory retention. The stainless steel casing prevents corrosion and ensures structural integrity during long-term installation. This power source maintains electrical stability until the end of its useful life.

The internal chemistry provides high pulse capability for wireless transmitters and sensor nodes. Each unit undergoes strict quality control to meet international standards. The hermetic seal minimizes electrolyte evaporation. This design choice extends the operational lifespan of the host device. The 40mAh nominal capacity supports low-power circuits for several years. It fits medical instruments, industrial sensors, and precision measuring tools. The cell contains no mercury, aligning with environmental regulations. Its compact size enables thinner PCB layouts in modern hardware designs.

Reliable electrical contact remains a priority in the construction of this power cell. The negative terminal features a textured surface to improve conductivity. The positive case provides a broad contact area for spring-loaded battery holders. These design elements reduce internal resistance and prevent power drops during load spikes. The manufacturing process involves high-purity lithium to maximize electrochemical efficiency. This results in a component that handles temperature fluctuations without significant voltage drop. Procurement managers value the bulk packaging options for high-volume assembly lines. Technical teams rely on the consistent dimensions for automated pick-and-place systems.

The CR1220 format represents a standard in the electronics industry. It offers a balance between capacity and spatial requirements. This cell performs well in high-humidity environments due to its robust sealing technology. It protects sensitive internal components from external contaminants. The low self-discharge rate ensures the cell remains viable even after years of storage. This makes it a dependable choice for emergency systems and backup hardware.

Key Features

• High Energy Density
  This cell provides 3.0V nominal power in a compact 12.5mm diameter form factor.

• Chemical Stability

  • Lithium Manganese Dioxide (Li-MnO2) chemistry
  • Low self-discharge rate of less than 2% per year
  • Operational temperature range from -20°C to +60°C

• Industrial Grade Construction
  The leak-resistant seal and stainless steel housing ensure long-term durability in various environments.

Specifications

What’s in the Box

• PKCELL CR1220 3V Lithium Battery

Why Choose PKCELL CR1220

• Maintains flat discharge voltage for consistent device performance.

• Extensive shelf life allows for long-term inventory management without degradation.

• Standardized dimensions ensure compatibility with all CR1220 battery holders and sockets.