Restore reliable power to your security system with this 48V 3.75A 4-pin adapter, designed for compatibility with Swann NVR recorders like the NVR16-8580 series. Built to deliver consistent power for PoE camera systems, it helps maintain stable recording performance and prevents dropouts or system interruptions. A practical replacement for worn or failed adapters, it ensures your surveillance setup stays powered and fully operational. Comes with 2 extension cables adding 100ft/30m of distance to your NVR security camera