d200mDITEK D200M-1202401 Modular Surge Protective Device, 200kAPhase, Protects 120240VAC Split Phase Panels. D200M-1202401 | DK-200M1201. Product Documents and Resources.D200 Series Protects AC Electrical Panels Rated 600A and Hher DITEK’s 200kA industrial surge protectors are desned to provide protection to AC power systems in the most