Dwyer Instruments DA-33-2-9 Pressure Switch R-448A This 14-inch HVAC fan blade

This 14-inch HVAC fan blade features a precision-engineered 19-degree pitch across its three-blade assembly

this specific model is calibrated for LP gas (Propane)

This is a 24V AC gas valve

this motor features Class F insulation and is electronically protected to handle high-ambient temperatures and prevent premature failure during peak cooling cycles

Industrial Pressure Range: Accommodates high-pressure primary lines up to 200 psig with a broad 0-150 psig adjustable output

Dwyer Instruments DA-33-2-9 Pressure Switch R-448A This 14-inch HVAC fan bladeThe Dwyer Instruments DA 33 2 9 Pressure Switch is a heavy duty Bourdon tube operated control designed for precision in demanding HVACR and industrial process environments. This Mercoid Series DA model features an adjustable operating range of 10 to 300 psig, providing reliable SPST (Single Pole Single Throw) switching logic for high pressure or low pressure limit control. Engineered for vertical installation via a flange mount, the DA 33 2 9 includes