... competitive price 2013 factory manufacture Explosion Proof Corrosion Proof Control Unit Application: 1, Designed for Zone 1 and ... military facilities ,etc. 6, Widely used in the electrical control circuit. 7, With a variety of types, it can be ... :ExedIICT67,Ingress protection:IP658,Corrosion resistance:WF29,Product form: Control unit Electrical hoist button:Ingress thread specification : G3/4 ...