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Featuring a 30 cubic inch desiccant core
preventing valve chatter and ensuring responsive performance under high-duty cycles
allowing for remote sensing and flexible installation in walk-in coolers or commercial HVAC units
Its robust black and gray insulation is rated for demanding industrial temperatures
Lochinvar & A.O. Smith 100208561 Flue Sensor 321042-401 Featuring a 30 cubic inchThe Lochinvar & A. O. Smith 100208561 Flue Sensor is a critical high temperature monitoring component engineered for precision in FTXL FTX 400 850(N L) heating boilers and Aquas AP400 850 commercial pool package heaters. As a direct replacement for TST20026K and 100170554, this updated flue temperature sensor provides real time thermal feedback to the control board to verify safe combustion levels and prevent exhaust system overheating. For a
