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Chrome-bevel sheet on grid paper — specs and return notes filed under the bay.
Key Benefits for Technicians: Precise Refrigerant Control: The 611031 expansion valve maintains optimal superheat across varying load conditions to prevent coil icing
ensuring reliable pull-in across both voltage standards common in commercial HVAC systems
and baseboard systems
For accurate readings
No calibration or linkage adjustments are necessary
White-Rodgers 21V51U-843 HSI Kit Els PW 17895 Key Benefits for Technicians: PreciseThe White Rodgers 21V51U 843 is a professional grade Universal 2 Stage Integrated Furnace Control Kit designed for high efficiency systems utilizing a variable speed ECM blower motor. This comprehensive HSI ignition control solution replaces over 40 existing White Rodgers models, including the 50V51 XXX and 50V61 XXX series. It features a 16 pin interface for precise ECM motor control and includes a 120V nitride ignitor to upgrade older 80V silicon
US$ 125.00
US$ 55.00