Noren Products Cabinet Coolers (heat exchangers) reduce downtime while removing the heat from sealed electrical panels. They prevent contaminants from getting into enclosures. They reduce failures and downtime, consume less energy than A/C and are easy to install and maintenance-free. Noren offers a variety of models: below ambient, NEMA 12, 3R, 4, 4X, stainless steel and UL, cUL compliant. They are ideal for pump stations, irrigation and local district wastewater/waste treatment plants. This product is made in the U.S.