McDonnell & Miller 1575 Controller R-410A Industrial Build: Heavy-duty aluminum construction

Industrial Build: Heavy-duty aluminum construction resists corrosion

Low Maintenance Design: Simple mechanical operation with a durable seat ensures longevity in high-temperature service

or error codes on the integrated furnace control board indicating a valve circuit fault

Rugged Construction: Features a heavy-gauge steel NEMA 1 enclosure with a gray baked enamel finish for long-term durability

McDonnell & Miller 1575 Controller R-410A Industrial Build: Heavy-duty aluminum constructionThe McDonnell & Miller 1575 Controller (Part Number 171907) is a professional grade combination low water cut off and pump controller designed specifically for commercial and industrial steam boiler systems. This electronic control unit features a robust cast iron probe chamber with three pre installed stainless steel probes, engineered to provide precise water level management up to a maximum pressure of 250 psi and temperatures of 406F. The 1575