Dwyer Instruments A-303 Pressure Tip 321702-401 Includes a standard 1/4" barbed

Includes a standard 1/4" barbed connection for easy hose attachment

making it ideal for dead-end service and easier maintenance in pressurized piping systems

providing the thermal margin needed for reliable performance in fluctuating mechanical environments

Use a multimeter to check for continuity across the overload terminals

375" to ensure a snug fit in the filter track

Dwyer Instruments A-303 Pressure Tip 321702-401 Includes a standard 1/4" barbedThe Dwyer Instruments A 303 Pressure Tip is an essential diagnostic component for HVACR professionals requiring precision static pressure measurement in ductwork and air handling systems. Engineered with a 4 inch insertion depth, this portable static pressure tip is optimized to bypass boundary layer turbulence, ensuring accurate readings from the core of the airstream. The probe features four radially drilled . 040 inch sensing holes, a design