Three-phase electric waterproof 3/4/5 core 16A32A male and female head to industrial aviation plug socket connector1:We are a professional manufacturer of industrial plugs, sockets and distribution boxes. The quality of our industrial plugs and sockets is very reliable and durable. The products have been tested under extreme conditions such as cold and heat, dustproof, and water immersion, and have been certified by relevant authorized agencies. 2:Product features: waterproof and dustproof, impact resistance, aging resistance, high temperature resistance, high flexibility, easy installation, convenient plug and socket plug and socket at any time 3:Wide range of applications: factory sites, production workshops, airports, ports, petrochemicals, electrical subways, etc.