Lennox 11U72 Pressure Switch With Mount, 0.90″ W.C.

Lennox Pressure Switch With Mount.

Lennox pressure switch with mount, normally open,
Model Numbers: 104371-09, Closes on Pressure Drop: -0.90 W.C. Pressure Rise: +0.55 W.C.

Replaces Old Lennox Part Numbers:
103614-19
103614-09