This sensor is supplied with your controller if you DO NOT purchase another type sensor.   However, if you have a defective SBS out of warranty we can suppy a new Standard Brass Sensor for $39.00.   Free shippiing inside the USA.

This sensor is  installed under the rubber hose on the OUTFLOW port back to the engine.  Do not install on the INFLOW port!

STANDARD BRASS SENSOR

$40.00Price