4-Pin IP68 Waterproof Male Connector for 11.5mm OD Cables, Screw Terminals
Description
The Power Source WC19-C-4M-SC1 is a 4-pin male waterproof connector for use with cables with an outside diameter of up to 11.5mm. This connector has screw terminations and is rated at 240VAC 15A.
The IP68 rating indicates this connector has been tested to withstand long periods of immersion under pressure. However, it is recommended that this product should not be permanently submerged under water.

Images are for reference only, refer to product data sheet