Waterproof IP68 External Junction Box ,3 Way Plug Line M25 Coaxial Cable Connector Wire Range 5 to 15mm External Electric Power Cord Boxes - - Amazon .com
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
2Pcs IP68 Waterproof Electrical Junction Box Outdoor Underground Wire Connector Junction Boxes for 2 or 3 Pin Cables Range for 3-10MM, 6-11MM, Coupler for 0.5-2.5MM - - Amazon.com
Amazon.com: 2 Pack of IP68 Waterproof Solar Cable Entry Gland by Restmo, Weather Resistant Dual Cable Entry Housing for Solar Panels of RV, Caravan, Marine, Boat, Cabin, White : Patio, Lawn &