The Maxitrol R9110-412 is a precision-calibrated violet regulator spring formulated for high-accuracy pressure control in specific gas delivery systems

and Robertshaw gas valves across IP

Versatile Mounting: The 3/4" threaded outlet (750TO) and machined flange support direct tank wall-mounted installation

this belt features precision-molded cogs that improve flexibility around small diameter sheaves while increasing surface area for superior heat dissipation

this OEM replacement part ensures a precise fit and simplifies drain pan installation

McDonnell & Miller 354081 Replacement Probe Els PW 17895 The Maxitrol R9110-412 is aThe McDonnell & Miller 354081 Replacement Probe is a critical component for maintaining secondary low water cut off (LWCO) functionality in commercial and residential boiler systems. This 3 4" NPT probe serves as the sensing element for Series PS 800, PS 850, and PA 800 remote probe controllers. Engineered for high pressure environments, this stainless steel probe detects water levels via conductivity, ensuring the burner circuit is interrupted if a