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various NTC thermistors
professional finish on every service call or retrofit project
it provides the high-resolution feedback necessary for managing static pressure in commercial air handlers and rooftop units
Smith models are compatible with this cleaning kit
while the reinforced insulation is rated to withstand the thermal stressors common at the compressor shell
Greenheck SP-A390 Ceiling Exhaust Fan R-22 various NTC thermistorsThe Greenheck SP A390 is a high performance ceiling exhaust fan designed for continuous or intermittent ventilation in commercial and institutional applications. Engineered for silent operation, this centrifugal fan delivers up to 390 CFM at 0. 1 in. wg., utilizing a forward curved galvanized steel wheel for maximum airflow efficiency. The unit features a direct drive motor equipped with thermal overload protection and a plug in power cord,