FR Door Nema 4X Sizes

The complete enclosure is made from 0.125″ thick aluminum alloy type 5052-H32 to provide a strong and rigid construction. Alternative material is 14 gauge type 304 stainless steel. Specifier must choose the material to be used.

The enclosures are equipped with two (2) adjustable “C” mounting channels on both side walls, providing versatile positioning of shelves or rack mounting angles.

The door frame opening is double flanged on all four (4) sides. Flanges increase the strength of the door opening and help prevent dust and liquids from dropping into the enclosure when the doors are open.

All exterior seams are ground smooth or sealed weather-tight with silicone sealant.

The enclosure doors are equipped with a three-point latching mechanism with nylon rollers at the bottom and top.

The door handles are 0.75″ stainless steel round bar and have provisions for padlocks.

All louver air intake vents on the door and exhaust vents in the roof overhang are deleted.

All through holes are sealed.

The main doors are sealed with closed-cell neoprene gasket. The continuous door hinge is 0.075″ thick stainless steel with a 0.25″ stainless steel hinge pin.

Natural aluminum enclosures are mill finished per federal specification QQA-250/8.

Painted enclosures are treated with an iron phosphate coating and dried by radiant heat.