1Applicable Model: Our pressure switch is especially designed replacement for heavy duty air compressor to accurately meet your needs. 2Oem Number: Pressure switch replacement part number is 11GA2E for reference, please double check before purchasing. 3Easy Installation: pressure switch is precisely engineered and produced, and its control valve with a single port connection manifold, you can easily install without complicated steps. 4Reliable Material: Pressure switch is exquisitely made from Abs plastic and metal alloy with high performance and durability. 5Professional Production: Our pressure switch has undergone extensive quality and safety testing to ensure long service life and high efficiency.