Description PD Power 9CH 12V 8.3A PTC Power Supply Unit With PTC Power Supply Units each circuit is individually protected by a hardwired fuse, safeguarding cameras, DVRs or baluns. PTC fuse technology automatically protects each power feed and automatically resets once the load or short circuit is removed. No fuses need to be replaced, therefore creating less downtime for the CCTV system. Product Highlights Universal AC input/Full range Multichannel PSU box for CCTV Protections: short circuit/over voltage/overload 100% full load burn-in test LED indicator for each channel Fuse for each channel Low cost, high reliability 1 Years Warranty Need power cable? Then browse our cable range here.