1Made of high quality material, anti-corrosion, durable in use. 2Apply for freon, air, liquid and other non-corrosive media. 3Equipped with mounting bracket and screws, easy to install. 4The SPDT switch ensures reliable contact switching. 5Mainly used for high and low voltage limit control of refrigeration equipment or automatic system air conditioning equipment. Features: Made of high quality material, anti-corrosion, durable in use. Apply for freon, air, liquid and other non-corrosive media. Equipped with mounting bracket and screws, easy to install. The SPDT switch ensures reliable contact switching. Mainly used for high and low voltage limit control of refrigeration equipment or automatic system air conditioning equipment. Specification: Material: Plastic, iron plating nickel, stainless steel, brass Weight: 381g/13.4oz Pressure regulating range (bar): -1 (Min) ~0 (Max) Differential pressure adjustment range (bar): 0.2 (Min) ~0.5 (Max) Factory setting (bar): -0.2 (OFF/ON) ~ -0.6 (ON/OFF) Maximum air tightness test (bar): 16.5 Power supply voltage: 24V~380V Micro switch life: 100,000 times Electrical parameters: When the voltage is 125VAC, the non-inductive current is 20A, the full load current is 15A, and the instantaneous current is 72A. When the voltage is 250VAC, the non-inductive current is 10A, the full load current is 8A, and the instantaneous current is 72A. Package List: 1* Pressure Control Switch 1* Mounting bracket 4* Screw