NEMA 4X enclosures provide superior protection in harsh indoor or outdoor environments for electrical and electronic equipment. Meeting NEMA 4X specifications ensures protection against corrosion, splashing and hose-directed water, rain, and ice. NEMA 4X boxes are independently tested and certified by UL. NEMA 4X electrical enclosures are available in plastic, aluminum, steel and stainless steel. With a variety of styles and sizes available, NEMA 4X junction boxes are commonly used in industries including telecommunication, alternative energy, agriculture, oil & gas, food & beverage, marine and more.