Citel MJ8 Data Line DIN Rail Mount POE Surge Protection Devices (SPDs) are CAT6A, CAT6, CAT5e, and CAT5 components that feature hybrid SAD-GDT technology, a -35°C to +85°C ambient temperature range, and are wired in series or parallel with the load. These devices are designed to be installed inside of an enclosure and in very close proximity to the sensitive equipment that is being protected. The Citel MJ8 Data Line DIN Rail Mount POE SPDs offer shielded connector configurations (RJ45) and DIN rail, screw lug, and flange mounting options.