NEMA 4/4X Air Conditioners
Integrity Series 21 is a compact 21 x 12" unit with a capacity of 3,000 BTU/hr and is suited for both indoor and outdoor NEMA 4/4X applications. From Kooltronic Inc., the air-conditioner is made of 304-2B stainless steel and available in 115 VAC and 230 VAC (50 or 60 Hz). It is designed to ease installation, utilizing the company's M-Seal mounting system that seals the unit to the enclosure with just three screws. Other standard features include EMI/RFI suppressor, low temperature control thermostat, condenser impeller speed controller, internal corrosion protection, 6' power cord and a washable multilayered aluminum filter.