Catalog > Consumer Electronics > Power Supplies > Power Supplies CCTV Powerbox 9C CCTV / 9C Powerbox CCTV Powerbox 9C 8,3AMPS 12VDC Part No: CCTV POWERBOX 9C8,3A 475.01 ZAR inc for 1 Each (Quoting) Add to Cart Specifications, Prices & Availability may change without notice. Images are for illustration purposes only. E&OE Overview 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.