Dwyer Instruments A-303 Pressure Tip 322056-301 This yellow ID color switch

This yellow ID color switch requires a manual reset by a technician

this unit is designed strictly for oil filtration

ensuring reliable performance in ambient temperatures ranging from -40°F to 150°F

If diagnostics point to a failure in processing signals from the flame ionizer or NTC sensors

Enhanced System Longevity: Prevents compressor slugging and motor strain associated with unchecked frost buildup on the evaporator fins

Dwyer Instruments A-303 Pressure Tip 322056-301 This yellow ID color switchThe 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