Pay in 4 interest-free payments of $404.04 Learn more
Ships within 48 hours · Estimated delivery Sep 16 - Sep 21
Flexible Installation: Compact design supports direct wall or junction box mounting with all necessary hardware included
the thermistor has failed
60" WC (Water Column) set point
Multi-Speed Versatility: Features 3-speed taps to allow for field-adjustable airflow tuning based on the specific fan coil unit installation
Common issues include a restricted pilot orifice or a weak thermocouple signal
McDonnell & Miller 193D Controller R-22 Flexible Installation: Compact design supportsThe McDonnell & Miller 193D is a heavy duty combination low water cut off and pump controller designed for commercial and industrial steam boilers. Engineered for high demand environments, this float operated control manages pump activation while providing critical low water protection to prevent boiler dry firing. The 193D model features alternate tappings, specifically 1" NPT connections for equalizing pipes and integrated ports for gauge glass and
US$ 165.00
US$ 31.09
US$ 44.33
US$ 167.40
US$ 27.87
US$ 60.12
US$ 152.00
US$ 35.00
US$ 44.00
US$ 21.06
US$ 25.53