SW-PSU1 - STD PSU 1A Application For use on all HKC and many other panels. Specification For use on all HKC and many other panels Housing: 1.2mm mild steel 3 colour LED status indicators (Mains Fail / 12V OK / Fuse Fault) Cabinet can house 2 x 8-Zone Expanders or 4/8 Channel Dialler Finish Standards PET-LENS - PIR Pet Lens (Pack of 10)The Pet-Lens has been designed for products using quad-el… SW-PSU2A EN - EN PSU 2AFor use on all HKC and many other panels. SW-PSU1A EN - EN PSU 1AFor use on all HKC and many other panels.