Atag Thermistors
The thermistor decreases current resistance as the temperature of the thermistor rises. The electronic control board sends a current to the thermistor and can tell whether a decrease or increase in heat is needed by the resistance provided by the thermistor.
ATAG S4466300 WATER PRESSURE SENSING AND ADAPTER CABLE
Part No: 2450262 / MPN: 65001347
ATAG S4746800 FLOW SENSOR
Part No: 2450374 / MPN: 64990199
ATAG S4746000 NTC RETURN 10K A SERIES
Part No: 2450366 / MPN: 64990075
ATAG S4325900 WATERPRESSURE SENSOR LOCK
Part No: 2450152 / MPN: 87325900