Goods: SG-3B four-hole switch Pressure range: 0.5-0.8 MPA (90-125 PSI) Model: SG-3A vertical one-way switch Dimensions: 82*52*127MM (length*width*height) Rated voltage: 220/380 V Exhaust pipe: 6MM Contact method: normally closed Connector size: 1/4 inch 2 minutes internal thread about 12MM Decompression port outer diameter: 9.5MM Maximum current: 16 A Working pressure: 5-8KG (90-125PSI) Lifetime: 80,000 times Note: The data is all manual measurement, please allow 1 - 3cm error, due to the difference in light and display, there will be a certain color difference , depending on the physical object received Delivery quantity: (according to the main image)