It can be used for both dat a and power. Weipu SF12 Waterproof IP67 Metal Connector 2 3 4 5 6 7 9 Pin In line WEIPU IP67 Male Female Solder Crimp Contact SA20 Series Waterproof Wiring Harness Electrical Connector 2pin Terminal Block Cable Wire Power Connector 2e10e597 B210 43d5 9daf 4381718c62c2.a16750ba2497dba2f55c702de2dd6de3 WEIPU SA20, 2 3 4 5 6 7 8 9 10 12 PIN WATERPROOF CONNECTOR. 2pin, 3pin, 4pin Rated Current (A): 25A. GenderFemale Plug Male Socket Connectors... Stable electrical performance, high strength and resistance to pressure, high temperature resistance, anti-explosion, anti-corrosive WEIPU SA12 series metal waterproof connector 2-9 p... – Grandado Product Name : Aviation Cable Connector Waterproof Level : IP67 Rated Current / Voltage : 25A/ 500V Withstand Voltage: AC 1500V Panel Thread Diameter: 20mm Material : Chrome Plated Brass in black Contact: Solder Termination, Contact diameter: Φ2., 5x2, Wire specification: <2., 5m㎡/13AWG, Default Cable specification: 8-12mm max