... competitive price 2013 factory manufacture Explosion Proof Corrosion Proof Control Unit Application: 1, Designed for Zone 1 and Zone ... can be as per request.4,Built-in explosion proof control switch, with more advantages, such as compact structure, ... :ExedIICT67,Ingress protection:IP658,Corrosion resistance:WF29,Product form: Control unit Electrical hoist button:Ingress thread specification : G3/4" ...