The A.J. Antunes 8021204002 SMD Differential Pressure Switch (VAC with Compressor Fit, 0.17–6" WC) is a precision pressure-sensing device designed for monitoring airflow and pressure differentials in HVAC systems. It operates by detecting changes in pressure and activating or deactivating electrical circuits to maintain safe and efficient system performance. Commonly used in air handlers, furnaces, and ventilation equipment, this switch ensures proper airflow, enhances safety, and prevents system failures. Its adjustable range and durable design provide reliable operation and long-term efficiency.
For an efficient and reliable HVAC system, the A.J. Antunes Pressure Switch is a great choice for optimal system performance.
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Published on November 6, 2025
Published by HVAC Parts
Viewed by 24 people
Description of item
Location
Country
United States
Region
IL
City
Chicago
Address
700 Nicholas BLVD Suite 105 Elk Grove Village IL 60007
Name
HVAC Parts
Phone
8667730XXX
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Location
Chicago in IL, United States
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