This is an excellent switch for the air compressor. The piston seal adopts a V-shaped seal, good sealing, wear resistance and stability. Small size, light weight and easy to install. The air compressor switch adopts a piston structure, the flow rate is 30% higher than that of the traditional diaphragm type. Easy to install and convenient to use. The valve body structure has an overflow port for quick pressure reduction. The air compressor is made of high quality material and has a long service life. The air compressor pressure valve switch features high accuracy and quick response. It is widely used in personal workshops and factories. We strive to provide you with the highest quality product and the best customer experience. If you are not completely satisfied, please feel free to contact us at any time.