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MPN: 87W53
Used in various York furnace models
accommodating a broad range of HVAC applications from air conditioners to complex refrigeration systems
Color: Blue display
Dwyer 1640-0 Floating Contact Null Switch float-valves MPN: 87W53Product Description The Dwyer 1640 0 Floating Contact Null Switch is engineered for precise control of air pressure in HVAC systems. This switch utilizes a unique floating contact mechanism to ensure reliability and accuracy in monitoring pressure changes within ducts. Efficient SPDT switch accommodates a variety of system demands. Visible set point adjustment for easy calibration. Large diaphragm ensures low range accuracy. Product Highlights Optimal
