Chassis Connector (Male-Female) GX16-4 pins

Description

This 4-pin connector and plug set is great when you need to create a robust connection for signal or power. This product consists of two separate parts, the panel-mount jack and the mating plug. The plug has a ring that screws to the panel-mount connector ensuring a solid connection that won’t pull off. Product Parameter: Insulation resistance: Normal temperature 2000MΩ Rated current: 5A Rated Voltage (Vrms): 250V Solder Inner diameter: 1.4mm Max cable diameter: 2.5mm

From the supplier's page.