Kunkle Valve 6021JHT01AAM0050 Valve 320720 756 Optimized Performance: Specifically calibrated for Optimized Performance: Specifically calibrated for York and Johnson Controls equipment to maintain AHRI matched system efficiency The Johnson Controls P170EA 14 is a professional grade low pressure controller designed for precise pump down control and low pressure cut out in commercial refrigeration and HVAC systems Key Benefits for Contractors Precision Steam Control: The Teflon (PFA) disc insert provides a resilient seal that outperforms metal to metal seats in prevent leak applications on saturated steam This makes the 6021 the preferred choice for systems where tight shut off is a priority