General description The Compressor Pressure Switch and Contactor is designed for mini air compressors, providing automatic control to enhance energy efficiency. It features a red ON/OFF switch button and four female air inlet ports for easy installation and operation. Technical specifications Material: Metal Color: Black Voltage: 240V Current: 16A Maximum Pressure: 6-12.5Pa Item Size: 125 * 80 * 50mm / 4.92 * 3.15 * 1.97in Package Weight: 310g / 10.93 ounces Package Size: 130 * 90 * 60mm / 5.12 * 3.54 * 2.36in Compatibility and accessories Includes 1 Air Compressor Switch Four female air inlet ports with approx. 0.4 inch / 11 mm thread diameter Installation Easy to install with provided ports Usage Automatic loading/unloading for efficient operation Convenient to use with the ON/OFF button