The GuardianX Series enclosure air conditioning units feature a durable stainless steel shell and internal corrosion protection for reliable, closed-loop cooling of NEMA 4X electrical cabinets in corrosive environments. GuardianX Air Conditioners maintain a NEMA 4X rating and are available in cooling capacities from 1,000 to 26,000 BTU/H. Models are available in various sizes, voltages, and mounting configurations.