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.

Electrical: O Ring

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  • O-Ring, Control Thermistor
    Control Thermostat Thermistor o-ring for the 79006 and 78970 thermistors This o-ring is located on the "inlet" side of the heater and is the larger of the two thermistor o-rings For the outlet side of the heater see the part# 34879 o-ring
    $1.74
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  • O-Ring, Hi-Limit Thermistor
    High-Limit Thermistor o-ring for the 79005 and 78969 thermistors This o-ring is located on the "outlet" side of the heater and is the smaller of the two thermistor o-rings For the "inlet" side of the heater see part 34878
    $1.63
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  • O-Ring, T-Stat Adapter, Tiger River
    This o-ring is used on the t-stat adapter where the knob for adjusting the thermostat attaches to Tiger River control panels from 1992 to 1997   The stem from the thermostat sticks into this adapter and the knob on the control panel sits on the adapter
    $8.25
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Showing all 3 results