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The Johnson Controls T-4002-122 is a professional-grade terminal connector engineered specifically for T-4002 series high-volume thermostats
providing flexibility for various piping configurations
Does the hub position matter
this non-bleed expansion valve maintains optimal superheat across varying load conditions
Key Benefits: High Flow Efficiency: A 60 Cv flow factor supports demanding gas burner solenoid valve configurations up to 3
IO Hvac Controls ZP3-HPS-ESP Control Kit 321894-706 The Johnson Controls T-4002-122 isThe 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