Car Waterproof Electrical Connector,4 pin Plug Auto Electrical Wire Connectors with Wire 16 AWG Marine for Car, Truck, Boat, and Other Wire Connections.(5 Pack) : Amazon.co.uk: Automotive
Jialan 4 Pin Connector 16 AWG Automotive Waterproof Wire Connectors, Plug in Wire Connectors Ideal for Motorcycle Car Boat and Other Wire Connection-(5 kit) : Amazon.co.uk: DIY & Tools
QitinDasen 4 Set 3-Pin Car Waterproof Connector, Car Waterproof Electrical Wire Connector Terminal Plug Socket Kit with 16 AWG Pre-Wired, for Car Truck Boat : Amazon.co.uk: Automotive
M12 4 Pin Waterproof Cable Connector - LEADER GROUP