Ferroli Thermistors
The thermistor decreases the current resistance as it gets hotter. The electronic control board sends a current to the thermistor and can tell whether more or less heat is needed by the resistance provided by the thermistor.
FERROLI 39810230 SENSOR - DHW
Part No: 1210700 / MPN: 39810230
FERROLI 39818260 SENSOR - LOW WATER PRESSURE
Part No: 1211020 / MPN: 39818260
FERROLI 39821530 SENSOR - FLOW 100C COMBINED
Part No: 1211058 / MPN: 39821530
FERROLI 39810220 SENSOR - C/W BRACKET 10K NTC
Part No: 1210699 / MPN: 39810220
FERROLI 39810340 SENSOR - C/W BRACKET
Part No: 1210704 / MPN: 39810340
FERROLI 39809470 SENSOR - LOW WATER PRESSURE
Part No: 1210687 / MPN: 39809470
FERROLI 39839810 FLUE STAT
Part No: 1211807 / MPN: 39839810
FERR 39845080 SENSOR - FLUE TEMPERATURE
Part No: 3510229 / MPN: 39845080