Lithium-Micro-Cmos-Battery-CR1220 for NVR and DVR
UGX 5,000
Compact 3V lithium coin-cell battery used for maintaining the real-time clock (RTC), date and time settings in compatible NVRs and DVRs, helping prevent the system clock from resetting when powered off.
The CR1220 Lithium Micro CMOS Battery is a small 3V lithium coin-cell battery commonly used as a backup power source for the internal real-time clock (RTC) and memory functions in compatible CCTV NVRs and DVRs. It helps the recorder retain its date and time settings when the main power supply is disconnected.
A CR1220 battery typically measures 12.5mm in diameter and 2.0mm in height, with a capacity around 35–40mAh, depending on the manufacturer. It is a non-rechargeable lithium-manganese-dioxide battery designed for low-power backup applications.
Key Features:
- 3V nominal voltage
- CR1220 lithium coin-cell battery
- Approximately 12.5mm diameter × 2.0mm thickness
- Approximately 35–40mAh capacity, depending on brand
- Non-rechargeable primary battery
- Compact and lightweight
- Long shelf life
- Low self-discharge
- Suitable for RTC/CMOS backup
- Used in compatible NVR and DVR recorders
- Helps retain date and time when the recorder is powered off
- Easy replacement where the recorder uses a removable coin-cell holder
Applications:
- CCTV NVRs
- CCTV DVRs
- Digital video recorders
- Motherboards and embedded systems
- Security equipment
- Electronic devices requiring RTC backup
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