McDonnell & Miller 1575 Controller R-410A each Utica-Dunkirk 550001939 kit includes

each Utica-Dunkirk 550001939 kit includes a specialized Garfoil ignitor gasket (Part #1250014) to ensure a high-temperature

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

Industrial Build: Heavy-duty aluminum construction resists corrosion

24V application within Trane and American Standard outdoor units

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

McDonnell & Miller 1575 Controller R-410A each Utica-Dunkirk 550001939 kit includesThe 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