Description Reviews Description Liquid Differential Pressure Sensor, 0-25 PSI, with 3 valve manifold, 4-20mA output for hydronic HVAC piping application. View AllClose Customer ReviewsWe’re looking for stars!Let us know what you thinkBe the first to write a review!
Add to Cart Siemens AQY2030 Siemens MSRP: Now: $518.07 Was: For 2 percent relative humidity outdoor air and duct sensors. AQY2030