Explosion proof junction box is used where hazardous materials are handled or stored. These enclosures may be used for terminals, splicing wires, pull boxes and bus boxes. Sand cast copper free aluminium bodies and covers. Stainless steel cover bolts. Neoprene o-ring. Stainless steel hinges. Galvanized steel mounting pan. Precision machined flame path between box and cover. Bolt on stainless steel slotted mounting feet for horizontal or vertical mounting. External flange maximizes internal space. Wall thickness suitable for minimum of five full threads. Provision for mounting pan. Wide range of drilled and tapped outlets.