Outdoor applications are common and Kooltronic has NEMA 3R and NEMA 4/4X air conditioners and heat exchangers that are ideal for these situations.

The Guardian and GuardianX Series indoor/outdoor Air Conditioners are designed specifically for NEMA 4 and 4X enclosure applications that require washdown or are subject to outdoor storm conditions. All Guardian models have a NEMA 4 Rating. The GuardianX, with a NEMA 4X Rating, is offered with a Stainless Steel Shell and Internal Corrosion Protection.

With Epoxy-coated condenser coils and tubing, the closed-loop cooling system of the Guardian Series offers added security by providing an operating environment safe from harsh ambient conditions.

The Guardian Series consists of seven units with heights from 15 to 60 inches, offering capacities from 1,000 to 26,000 BTU/H. In addition to the list of standard features, these Guardian Series Air Conditioners are also available with a wide range of accessories and options, including short cycle protector, cooling effect detector and heater kit.

The features engineered into the Guardian/GuardianX Series make them a tamper-resistant choice for external applications. With all models UL/CUL Listed, the Guardian Series is an excellent choice for transit, telecommunications, wastewater treatment, food and beverage and other challenging applications.