Gas Fireplace Thermocouple Vs Thermopile

A thermocouple is a device consisting of two different metals joined together usually by welding or brazing the voltage between the metals is dependent on the temperature.

Gas fireplace thermocouple vs thermopile.

The thermocouple on your gas fireplace is a heat sensitive device that keeps the pilot gas tube open while the pilot is lit. This entry was posted in diy and tagged diy gas fireplace gas valve pilot light thermocouple thermopile won t light on october 21 2012 by steve jenkins updated 2117 days ago disclaimer as with all my diy posts anything you decide to do as a result of reading this post you do so at your own risk. Gas fireplaces and fireplace inserts use thermocouples and thermopiles primarily to generate electricity. A thermopile is a series of thermocouples and are used typically when the difference in heat is hard to measure.

A thermocouple is heated by the pilot light but it. A thermopile generates electricity from the heat of a pilot light. It does this by generating a small electric current on the order of. When turned on the pilot in a gas stove generates heat which travels through a thermocouple.

It generates about 750 mv that turns on the main gas valve to the fireplace.