HHT

Replacement Harman and Heatilator Black Exhaust Sensing Probe (ESP) for pellet stoves. Replaces HHT factory part numbers 3-20-00744, 1-00-00744, and 3-20-11744. The ESP thermistor probe mounts in the...

This version of the ESP is the correct part for any model made after 2008. This updated ESP has red wires, as opposed to the previous probes which could have had black, yellow, or white wires. New...

To prepare your pellet stove for winter, replacing its ignitor is essential for maintenance. The ignitor is a small device that utilizes electricity to heat and ignite the pot pellets. Once you...