Halstead Thermistors (Page 2)
The thermistor increases the circuit resistance as it gets colder The PCB sends a current to the thermistor and can tell whether more or less heat is needed by the resistance in the thermistor.

HALSTEAD 500660 NTC FLUE SENSOR 1/4 5KOM
Part No: 1296948 MPN: 500660
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HALSTEAD ED801726 THERMISTOR ASSEMBLY
Part No: 1296466 MPN: ED801726
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HALSTEAD 550530 BOILER SENSOR
Part No: 1292622 MPN: 550530
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HALSTEAD R10027351 SENSOR NTC
Part No: 1298066 MPN: R10027351
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View Part DetailsHALSTEAD 082610421 FLAME SENSING PROBE I BBU57041
Part No: 1297468 MPN: 082610421
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