IP68 Waterproof External Electrical Junction Box, ELifeApply 2 Way 2 Wire Connector for Underground Outdoor, Cable Range 4.5-10 mm, Shielded, Field Installable - 2 Way 2 pin - Newegg.com
Waterproof Outdoor Electrical Connector Cable Terminal Waterproof Connector Landscape Wire Splice Connector for Building Application Connect Wet Location Installation, Blue (40 Pieces) - Amazon.com
Hampton Bay Low Voltage Black Replacement Cable Connector (2-Pack) HD28353 - The Home Depot
5 Pack EW M16 3P Outdoor Cable Connectors, PA66 Brass Silicone Black IP68 Water Resistant 7 to 10mm 3 Conductor Wire Connectors for Repair and Extension of Power Cords - Amazon.com
IP68 Waterproof 2 Port Cable Connector - Ecolocity LED
Joining cables with a TEETUBE IP68 waterproof connector system. - YouTube
XY12-3P Waterproof Outdoor Connector Electrical Wire To Wire Cable Connector
Amazon.com: Outdoor Coaxial Cable Connector, 2-Pack RG6 Coax Coupler Barrel, F Female to Female Extension Connector 3GHz Weatherproof for Outdoor RG6 Cable, TV Cable : Electronics
IP68 M25 Quick Waterproof Wire Connector With Lever Connectors Spring Conductor Cable Outdoor Push-in Terminal
Cable Connector Waterproof IP68 3-Pole for 1-13 mm Cable Diameter, 2 Pieces Junction Box, Outdoor Underground Cable, Junction Box, Street Landscape Lights, Cable Sleeve, Connection Box - Amazon.com
Low Voltage Fastlock Landscape Lighting Wire Connector, 24Pcs 12-14 Gauge Waterproof Cable Connectors for Outdoor Path Lights Work with Malibu Paradise Moonrays and Other Low Voltage Lighting - Amazon.com