
Resideo Q390A1095/U Thermocouple, 18 in L, 30 mV, Liquid Propane, Natural Gas, Import
MFG Part#Q390A1095
DSG#55552
Resideo Q390A1095/U Thermocouple, 18 in L, 30 mV, Liquid Propane, Natural Gas, Import
MFG Part#Q390A1095
DSG#55552
- The Q390A thermocouples sense the pilot flame on standing pilot gas-fired heating systems. The pilot flame heats the tip of the thermocouple, producing a temperature differential between it and the base to generate 30 millivolts.