The thermistor decreases the current resistance in a manner that is inversely proportional to the temperature of the thermistor. The PCB sends a current to the thermistor and can tell whether an increase or decrease in temperature is needed by the resist
Fits a Number of Appliances
Technical specification
Brand NameRavenheat
Reviews
Ravenheat 0012POT08005/0 Domestic Hot Water/Ch POTSET-0204-82/84/100/85/SYS