McDonnell & Miller 354001 Switch 30067439-890 Always match the

Always match the

Technical accuracy is maintained via a P399 electronic pressure transducer (sold separately)

Designed for seamless integration with Johnson Controls VA9104 or VA9203 series electric actuators

and component replacements without losing the entire refrigerant charge

preventing unsafe burner conditions and soot buildup

McDonnell & Miller 354001 Switch 30067439-890 Always match theThe McDonnell & Miller 354001 is a professional grade E 11M 24V 2 SPST M R Switch engineered for critical low water cut off (LWCO) applications in residential and commercial boiler systems. This manual reset switch (M R) provides high reliability safety by latching open during a low water condition, requiring a technician to physically depress the reset button only after the proper water level has been restored. Built for durability in demanding