ports 1 and 3 are connected while port 2 is blocked

avoid touching the black silicon carbide element

3" WC threshold

Reliable motor design for fans

Dwyer Instruments A-302F-A Pressure Tip 318973-401 ports 1 and 3 areFor mission critical duct instrumentation, the Dwyer Instruments A 302F A Static Pressure Tip provides the precision required by HVACR professionals to monitor system performance. This 4 inch hook style sensor is engineered from 303 stainless steel, offering superior durability and corrosion resistance for permanent installations. Designed to work seamlessly with Magnehelic gages, differential pressure switches, and air velocity transmitters, this tip