Ronk D7406 1-PH 400 A, 240V, 2-pole, Non-Fused Disconnect GRADE LEVEL Single-Throw



Ronk’s disconnect switches provide “quick-break/quick-make” protection for 100 A to 400 A ratings. The Ronk load break contact mechanism design – unique in the industry – will not fail due to fouling.


  • Meets NEC 430.102 for motor disconnect switch.
  • Lightweight Type 3R aluminum construction.
  • 240 V – single- and three-phase.
  • Neutral bar included.

Tech Spec

Wiring Diagram

Knockout Diagram

Crank Mechanism Adjustment



Additional information

Weight 57 lbs