Rheem-Ruud OEM Tankless Thermistors
Get genuine Rheem-Ruud factory OEM Thermistors for your Rheem-Ruud unit. All Rheem-Ruud Thermistors are brand new in the original factory packaging and are guaranteed to fit and function properly. We have fast FREE SHIPPING on all orders over $99 and ship all orders within 1 business day.

Rheem-Ruud RTG20006UW Blue Ambient Thermistor
List: $12.44 / ea
$9.95 / ea
In Stock ✔

Rheem-Ruud RTG20164R Blue Ambient Thermistor
List: $18.69 / ea
$16.95 / ea
In Stock ✔

Rheem-Ruud RTG20223J Blue Ambient Thermistor
List: $6.19 / ea
$4.95 / ea
In Stock ✔

Rheem-Ruud RTG20223G Green Heat Exchanger Thermistor
List: $13.69 / ea
$10.95 / ea
In Stock ✔

Rheem-Ruud RTG20212BC Yellow Heat Exchanger Thermistor
List: $19.94 / ea
$16.95 / ea
In Stock ✔

Rheem-Ruud RTG20006AR White Inlet Thermistor
List: $18.69 / ea
$15.95 / ea
In Stock ✔

Rheem-Ruud RTG20223D White Inlet Thermistor
List: $13.69 / ea
$10.95 / ea
In Stock ✔

Rheem-Ruud RTG20006BB Black Outlet Thermistor
List: $18.69 / ea
$17.95 / ea
In Stock ✔

Rheem-Ruud RTG20223H Black Outlet Thermistor
List: $13.69 / ea
$10.95 / ea
In Stock ✔