Dwyer 1640-0 Floating Contact Null Switch float-valves accommodating a broad range of

accommodating a broad range of HVAC applications from air conditioners to complex refrigeration systems

Efficient 1 HP output with a rotational speed of 1075 RPM

Open on rise switch action

Color: Blue display

Benefits: Energy-efficient compressors are designed to efficiently deliver indoor comfort

Dwyer 1640-0 Floating Contact Null Switch float-valves accommodating a broad range ofProduct 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