The duct mounted temperature sensor is a passive resistive sensor. It comes in a variety of probe lengths and optional mounting enclosures. The sensors come with standard accuracy.
| Sensor | Passive, NTC, 2 wire |
| Thermistor | Thermal resistor |
| Sensitivity | Approximate @ 32ºF (0ºC) |
| Lead wire | 22AWG stranded |
| Wire insulation | Etched Teflon, Plenum rated |
| Probe | 304 Stainless steel, 0.25” OD |
| Probe length | 4’, 8’ or per order |
| Mounting | Extension tabs (ears), 3/16” holes |
| Duct gasket | 1/4” Closed cell foam (impervious to mold) |
