Air compressor pressure switch, four-way pressure control, adjustable pressure valve switch, heavy-duty mechanical pressure regulator, air pump accessory

【High Precision】 The air compressor pressure relief valve switch offers high accuracy and a fast response. This pressure switch is made of high-quality materials with a long mechanical lifespan. 【Excellent Performance】 The valve body structure has an overflow port that ensures rapid pressure reduction. The pressure switch is an excellent switch for air compressors and can help you save electricity. 【Versatile】 Measures the pressure inside the air tank and provides power for small areas. Easy to install and use for accuracy and faster response. 【Accessories Included】 Gauge, safety valve switch, screws. The 4-hole adjustable switches meet basic requirements. 【Specifications】 Maximum Voltage: 220V. Maximum Current: 20A. Automatic control: off at 125 psi, on at 90 psi.