Type Auto switch model Indicator light Electrical entry Applicable magnetic field Load voltage Wiring (Pin no. in use) Lead wire length Applicable load Special function D-P3DWASC D-P4DWSC D-P3DWASE D-P4DWSE D-P3DWA D-P3DWAL D-P4DWL D-P3DWAZ D-P4DWZ 2-wire (34) Pre-wired connector 0.3 m 2-wire (14) AC magnetic field (Single-phase AC welding magnetic field) Magnetic field resistant (2-color