Air Compressor Pressure Switch Kit

About this product

• 【Heavy-Duty Safe Pressure Protection, Zero Overload Risks for Your Air Compressor】 This air compressor pressure switch runs on 110–120V, rated 20A with factory pre-set 135 PSI cut-in / 175 PSI cut-out pressure. Equipped with a solid 200 PSI brass safety relief valve and a 0–200 PSI precision gauge (error under ±3%), it auto cuts power at max pressure to stop overpressurization. This air compressor shut off switch delivers consistent, secure start-stop control, ensuring your system operates safely without overload risks.
• 【Universal 1/4” NPT 4-Port Design Fits Most Compressors and Pneumatic Setups】 Four standard 1/4” NPT female threaded ports support pressure gauges, safety valves, and air outlets simultaneously. This 4 port air compressor pressure switch is compatible with single-stage, two-stage air compressors, and all DIY pneumatic setups. With flexible mounting and extra space for future upgrades, this versatile air compressor pump control valve pressure switch is the perfect fit for a wide range of applications.
• 【Precise Pressure Regulation with Flexible Adjustment for Easy Tuning】 This air compressor adjustable pressure switch is factory preset to 135–175 PSI and can be fine-tuned using the red lever to adjust the cut-in/cut-out pressure. It features a calibrated 0–200 PSI gauge with a reading error of less than ±3%, enabling real-time monitoring. Whether you need a pressure switch for air compressor tuning or precise system control, this unit delivers reliable and accurate performance.
• 【Excellent Quality, Stable and Durable for Long-Term High-Frequency Use】 Our air compressor replacement pressure switch features a high-strength plastic housing and alloy base, with safety valves made from corrosion-resistant brass. Built to last, it resists aging and ensures stable operation even under long-term, high-frequency use. This durable air compressor switch is engineered for repeated reliability, making it a dependable component for your equipment.
• 【Complete Kit for Quick Installation – Everything You Need in One Box】 This air compressor pressure switch kit includes a pressure switch, gauge, unloading valve, and a full plug & fitting kit. With plugs to seal unused ports, fittings to extend connections, and a hex wrench for easy setup, it’s a true plug-and-play solution. Ideal for professional or DIY maintenance, this air compressor pressure switch kit with gauge lets you complete installation in just 5 minutes.

From the Amazon listing, fetched 9 October 2026. Amazon’s words, not ours.