PoE cameras: how they work and what they need
A practical guide to PoE cameras, switches, NVRs, cabling and distance limits.
PoE powers and connects a camera over one network cable, but the design still needs suitable power, ports and cable routes.
PoE budget
The switch must supply enough power for every camera, especially models with lighting or extra functions.
Cabling
Properly terminated and tested Cat6 reduces intermittent faults and makes future expansion easier.
Network and recording
The NVR, switch, router and remote access should be configured as one system, not isolated devices.
Mistakes to avoid
- Using a switch without enough power
- Leaving connectors exposed outdoors
- Not planning storage
THEVULGO tip
State the camera count, approximate distances and whether local recording is required.
Frequently asked questions
Can the price be confirmed before the visit?
Yes. Send photos, approximate measurements, quantity and the product reference. If a hidden difficulty appears, it is confirmed before continuing.
Which cities do you serve?
We serve Valencia, Madrid, Barcelona and Alicante. Coverage is confirmed according to the address and type of job.