Binary Pressure Switch, Normally Open, 7/16'' x 20 ThreadBinary Pressure Switch, Normally Open, 7 16'' x 20 Thread LOW PRESSURE OPENS: 28 PSI Rising Pressure LOW PRESSURE CLOSES: 30 PSI Rising Pressure HIGH PRESSURE OPENS: 355 PSI Rising Pressure HIGH PRESSURE CLOSES: 270 PSI Falling Pressure Specifications Product Condition: New 100% brand new and high quality. The product is the same size as the original part, and replacement is simple. One year warranty, shipped within 1 2 days and delivered within 10 20