d200mDITEK D200M-4803D 200kA Phase Modular Surge Protective Device, 480VAC. D200M-4803D | DK-D200M4803. Shop all DITEK. DITEK D200M-4803D 200kA Phase Modular SurgeDITEK’s D200M Series offers facility-wide protection with replaceable modules and service assurance features for AC power systems. The series includes models for different service voltages, wiring types and phase confurations.