These compact cabinet coolers reduce downtime while providing efficient cooling for electrical panels and enclosures without letting contaminants inside. The coolers prevent failure and downtime caused by overheating electronics, cost a fraction of air-conditioning and are easy to install. They can cool to below ambient. NEMA 12, 3R, 4 and 4X stainless steel, UL/CUL and RoHS-compliant options available.