400VDC IEC Connector System Schurter 400VDC IEC Connector System offers a 294VDC to 400VDC rated voltage, a 6.5A to 8.8A current range, and an IP20 rating. The IEC Connector System includes the GP21 rewireable plug connector and the GS21 panel mount socket outlet. GS21 socket outlet features a front panel snap-in that measures 1.5mm or 2.0mm and quick connect or solder terminals. The GP21 plug connector is hot plug rated for disconnecting under loads up to 2.6kW. Schurter 400VDC IEC Connector System is ideal for compact PCU applications with an operating temperature of up to +105°C.