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Chrome-bevel sheet on grid paper — specs and return notes filed under the bay.
As a veteran-grade HVAC pressure switch
This unit features high close-off pressure capabilities
The dry contact relay design ensures isolation between the control circuit and the 20 Amp load
improving system efficiency and comfort
Superior Material Durability: Hytrel construction resists oil
IO Hvac Controls ZP3-HPS-ESP Control Kit 320819-301 As a veteran-grade HVAC pressureThe iO HVAC Controls ZP3 HPS ESP Control Kit is a professional grade 3 zone heat pump zone control panel designed to streamline multi stage residential and light commercial HVAC zoning. By integrating Electronic Static Pressure (ESP) technology, this system allows contractors to eliminate the standard bypass damper entirely. The included ZPA SPS static pressure sensor continuously monitors system pressure; as dampers cycle, the panel modulates non