Dual shunt current regulator
Dual sneak current protector
Dual stage current limiting surge protector system
Dual state memory card having combined and single circuit operat
Dual trip circuit for circuit breaker
Dual trip level ground fault interrupter
Dual voltage distribution transformer with internal varistor sur
Dual voltage distribution transformer with internal varistor sur
Dual voltage ground fault protector
Dual voltage hot swap module power control
Dual voltage power supply
Dual-line dual-voltage telecommunications surge protector
Dual-mode transistor turn-off
Dual-monitoring protection circuit for switching transistor
Dual-switching and dual-linear power controller chip
Duplex electrical receptacle with replaceable surge suppressor
Duplex electrical receptacle with voltage surge suppression
Duty cycle filtered trip signalling
DV/DT Protection circuit device for gate turn-off thyristor
Dv/dt protection for solid state switches