【High-quality materials】The pump pressure regulators are made of high-quality materials and offer high strength and long service life. BabyRattle Mirror. p; ssostat on the pump. It may be necessary or possible for the pump element to block rotation. Get an adapter, and finally, this function is good. The pressure regulator. The pressure inlet screw rotates freely and rotates the axle until it is fully tightened. If the pressure is below the switch's set threshold, it automatically stops the pump; if the pressure is higher than the defined threshold. Suitable for most water pumps, such as self-priming water pumps, injection water pumps, garden water pumps, etc.It is important to note that the pressure inlet dimension is not the same for all pumps. The pressure inlet nut is tested to 1/4 inch. Specifications: Material: metal, plastic. Color: As shown in the picture. Rated voltage: 110V/230V. Max current : 12A/6A. Negative pressure: 0.8-5.0 bar. Setting pressure: 0.8-1.6 bar. Connection thread: ZG 1/4 inch. Protection class: IP20. Operating temperature: 0-55°C. Collision force: Working principle: Switch for domestic water pumps. Package Included: 1 x Water Pump Pressure Control Switch.