Thermistors, Sensors, Hi Limit, Tstats

A thermistor is a semiconductor that changes resistance with temperature changes (as the temperature goes up, the resistance goes down). Tstats and High-limits can be found on older spas and have the same functionality as the Hi-limit/Control Thermistors.

Showing 1–30 of 53 results

Showing 1–30 of 53 results