Fully Tested and Working
Power Supply for Swann Security box .
48V with pin in the centre of the connector ( zoom in on second photo ).
I can confirm that this Power supply is suitable for the following Swann NVR box's
NVR4 7285
NVR8 7285
NVR4 7300
NVR8 7300
NVR4 7400
NVR8 7400
If you have a different box that isn't listed message us and we will confirm what you need.
All items are security marked for warranty control