XT60 Connectors (Pack of 5 Male and Female connectors) - mindsensors.com
Amazon.com: 2 Pin Connector Waterproof Connector,Male and Female Way 16 AWG Wire Suitable for car Truck, Boat and Other Wire Connection (5 kit) : Automotive
HangTon HE21 4 Pin 30Amp Waterproof Wire Connector Male Female Plug Socket for Outdoor Marine LED/Power/Lighting Equipment: Amazon.com: Tools & Home Improvement