this specific part number comes with factory-integrated insulation

Can the vacuum breaker be serviced independently

simplifying field calibration and routine inspections

and Janitrol furnaces and air handlers

whereas the 18K69 utilizes an automatic reset for air handler high-limit protection

Cleveland Controls NS2-503-00 Pressure Switch 321894-706 this specific part number comesThe Cleveland Controls NS2 0503 00 is a high performance narrow differential air pressure sensing switch designed for reliable HVAC furnace draft monitoring and proving airflow in residential and light commercial applications. Engineered with a fixed set point of 0. 96" W. C., this diaphragm operated switch ensures precise combustion blower safety by detecting pressure drops or venting obstructions. The NS2 0503 00 features a rugged polycarbonate