CCTV Power Supply Calculator
Enter your device setup to get power supply recommendations
Device List
| Custom Device | per unit | Qty | Subtotal |
|---|---|---|---|
| Bullet Camera | 5W | - | |
| Dome Camera | 8W | - | |
| IR Camera | 15W | - | |
| PTZ Camera | 25W | - | |
| IR Floodlight | 20W | - | |
| NVR (4-CH) | 15W | - | |
| NVR (16-CH) | 30W | - | |
| Network Switch | 10W | - |
Selection Tips
- Always reserve at least 30% power margin for future expansion.
- For cable runs over 50m, use 24V power supplies to reduce voltage drop.
- PTZ cameras draw high inrush current — account for extra margin.
- Use individual fuses per circuit for centralized power distribution.
Calculation Result
Please add at least one device