... with competitive price 2013 factory manufacture Explosion Proof Corrosion Proof Control Unit Application: 1, Designed for Zone 1 ... glass reinforced polyester, with the elegant shapemment corrosion resistance ,static electricity resistance, impact resistance and ... protection:ExedIICT67,Ingress protection:IP658,Corrosion resistance:WF29,Product form: Control unit Electrical hoist button:Ingress thread ...