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

Industrial Build: Heavy-duty aluminum construction resists corrosion

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

5-ton TXV features the signature T-Series take-apart construction

What is the difference between the 2781-A and the 2781

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