BTF-LIGHTING 4 Pin Electrical Metal nut Connector 22AWG IP68 Male Female Connector 7.87in/20cm Extension Cable for Car,Truck,Boat,Indoor/Outdoor LED Strip Lights/String 15mm Metal Nut Small Size - Amazon.com
39201 4 pin male and female connector. ip68 waterproof | elliott electronic supply
4 Pin Waterproof Bulkhead Connector IP68 Sensor 7/8" Male Connector
SD13 4pin Waterproof Power Cable Connector, IP68 4pin Plug and Socket, auto Electrical Power Connector Plug(Female)-Socket(Male) (4pin, Panel Moun): Amazon.com: Industrial & Scientific
IP68 Waterproof 4 Port Cable Connector - Ecolocity LED
2pcs M12 Waterproof 2 3 4 5 6 8 Pin Ip68 Power Cable Wire Plug For Led Strips Male Female Jack Connector Small Size Head 20cm - Connectors - AliExpress