UL-listed Vortex A/C cooling system maintains temperature of electrical enclosures within a range of 80 to 90°F. Noise level is about 62 dBA, similar to that of an air conditioner, and 93% less than conventional vortex-type cabinet coolers. Three models rated (900, 1,500, and 2,500 Btuh) are available and are suitable for environments up to 175°F.