Sensus 243-12-IRV-1 1/4 Regulator Refrigerant Key Benefits Direct OEM Compatibility:

Key Benefits Direct OEM Compatibility: Verified as a 1:1 replacement for Lennox 49W6401

meaning the contacts open as the temperature rises

5-inch and 3-inch configurations

Enhanced Safety Monitoring: Prevents furnace operation during vent blockages

Exact Calibration: The 120-170 degrees F range is optimized for high-temperature process air and specific make-up air requirements

Sensus 243-12-IRV-1 1/4 Regulator Refrigerant Key Benefits Direct OEM Compatibility:For veteran HVACR contractors managing industrial meter sets or commercial boiler rooms, the Sensus 243 12 IRV 1 1 4 Regulatornow under the Utility Solutions Group (USG) branddelivers the high capacity precision required for demanding distribution tasks. This large capacity service regulator features a 1. 25 inch NPT cast iron body and a 3 4 inch 10 degree orifice, engineered for a natural gas and propane delivery performance with exceptional dead end