McDonnell & Miller 194-A-7B Controller Freon if it falls outside the

if it falls outside the +/- 5% range

moisture-resistant housing is engineered to withstand the thermal cycling typical of commercial HVAC applications

this module serves as a central hub for real-time reporting of equipment faults

Flexible Ignition: Rated for 120V ignitor relays and includes mounting hardware for either surface or junction box installation

McDonnell & Miller 194-A-7B Controller Freon if it falls outside theThe McDonnell & Miller 194 A 7B (Part Number 167100) is a heavy duty combination low water cut off and pump controller engineered for commercial and industrial steam boiler applications. Designed to handle a maximum pressure of 250 PSI, this unit integrates a high performance potentiometer switch to provide a proportional 135 ohm signal, ensuring a constant water level is maintained regardless of varying steaming rates. As a veteran grade float