Junction Box Outdoor 2 Way Waterproof IP68 Electrical Cable Connector ,M16 Wire Range(3.5-10mm),Suitable for Repair and Extend Power Cables,UL(5 Pack) - Amazon.com
3 Pin Waterproof Cable Connector 3 Way Outdoor Electrical Power Lighting Wire | eBay
M12 4 Pin Waterproof Cable Connector - LEADER GROUP
X-Splitter Duowire Outdoor Waterproof Connector
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
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
ILSSLI Junction Box Outdoor Waterproof IP68 Electrical Cable Connector 2 Way M20 Plug Wire Range 5 to 12mm External Cord Boxes 2 pcs - Amazon.com