Franklin Electric Single Phase Submersible
Well Pumps QD Control Boxes
The "QD" in QD Control Box comes from "Quick-Disconnect". That is, when the lid is removed, the control box components are automatically disconnected from the system. QD boxes include a start capacitor, a "blue" relay and 5 terminals (overload relay is included in the motor)
Franklin Electric Single-Phase Control Box Without Overload Relay