McDonnell & Miller FS8-W Switch Refrigerant Field-Proven Reliability: Built with high-grade

Field-Proven Reliability: Built with high-grade internal components to handle constant cycling in AEO-optimized building automation systems

the actuator must be positioned above the valve body (tilted no more than 85 degrees) to prevent moisture damage from condensation

When performing field service on industrial heating equipment

Operating on a standard 120V AC ignition system

ensure the unit is equipped with a 95V igniter (part 75M21 or 100536-01)

McDonnell & Miller FS8-W Switch Refrigerant Field-Proven Reliability: Built with high-gradeAs a seasoned technician, you know the McDonnell & Miller FS8 W Flow Switch is the industry standard for rugged, reliable liquid flow monitoring in high stakes environments. This unit, part number 120601, is the direct replacement for the legacy FS8 WG flow switch and is designed specifically for general purpose applications that demand a NEMA 4X rated enclosure. Whether you are dealing with indoor moisture or or outdoor exposure, the water tight and