Tjernlund PS1503 Positive Pressure Duct Airstat

Positive Pressure Duct Airstat; Type Positive Pressure Duct Airstat; Used On Duct; Overall Dimension 5 Inch Diameter x 3 Inch Height; Operating Temperature Range -40 to 190 Deg F; Maximum Pressure Rating 1/2 PSI; Electrical Switch SPST Number of Snap Action, Non-Adjustable; Operating Position Vertical (Diaphragm); Pressure Probe Type Self-Sealing, Integral Pressure Probe; Electrical Rating 278 to 300 Volt Amp Pilot Duty 24 to 277 Volt AC; Current Rating 15 Amp Non-Inductive at 277 Volt AC