Pressostato del gas DUNGS 266921 GAO-A4-4-5 2 - 20 in WC 10 A 120 V

Gas pressure switch DUNGS 266921 GAO-A4-4-5 2-20 in WC 10 A 120 V. This is a gas pressure switch with an adjustable set point range of 2 to 20 inches water column. It has a contact rating of 10 A at 120 V AC.