Johnson Controls T-4506-201 Dual Temp Pneumatic T-stat, Direct Acting, Indexing Switch, Switchover at 17 Psig, 400 SCIM Flow Cap 20 SCIM Air, 13 to 25 Psig 55 to 85 *** Obsolete replaced with 194-3043 Complete Kit ***

Johnson Controls T-4506-201 Dual Temperature Pneumatic Thermostat, Direct Acting, Horizontal Mounting, With Indexing Switch, Switchover at 17 Psig, 400 SCIM Flow Capacity, 20 SCIM Air Consumption, 13 to 25 Psig Supply Pressure, 55 to 85 Degree Dial Range *** Obsolete replaced with 194-3043 ***