McDonnell & Miller FPC-1000-U Control Freon and ensure the flame sensor

and ensure the flame sensor is generating at least 1

This genuine OEM part ensures precise differential pressure sensing and maintains compliance with the original equipment manufacturer’s safety protocols

The rugged metallic enclosure protects the internal RTD sensor from environmental interference while fitting standard 2x4 utility boxes for a streamlined field installation

making them reliable for heavy-use residential and commercial oil heating applications where a steady ignition source is required

McDonnell & Miller FPC-1000-U Control Freon and ensure the flame sensorThe McDonnell & Miller FPC 1000 U (MPN 144706) is a universal, field configurable electronic low water cut off (LWCO) designed to replace nearly all probe type controls in the field, including the PSE 802 U 24 and 752P MT U 24. This Boilerwize series control is engineered for both steam and hot water applications, featuring an extended barrel probe with a 3 4" NPT connection for deeper tapping penetration. Its patented conductivity based sensing