Upgraded Replacement Pressure Switch For Air Compressor 90 120 PSI 240V 4 Way Control Valve Non Original Parts Keeps Tank Pressure In Range And Provides Smooth Auto On Off Cycling

Replacement Air Compressor Pressure Switch 90-120 PSI
✔️ 240V, 4-port, 90-120 PSI pressure switch; auto on/off; single unit

This pressure switch is a non-original replacement designed to control air compressors by cycling the motor on and off to hold the tank pressure within a set range. It’s a common upgrade in home garages and DIY workshops where a reliable, easy-to-install control valve is needed for steady ambient air pressure.

✅ Four female air inlet ports with approx. 0.4 inch / 11 mm thread diameter.
✅ Maximum pressure: 90-120 PSI; supports standard air compressor setups.
✅ Non-original replacement part with durable metal construction.
✅ Includes 1 x switch control; red ON/OFF knob; auto control.
✅ Can add a pressure relief valve, pressure gauge, or multiple air outlets.

💡 What is an air compressor pressure switch used for? This handy control keeps the system cycling smoothly and safely by triggering the compressor to start and stop at the right pressure. - air compressor pressure switch replacement for 90-120 PSI systems - automatic on/off cycling to keep tank pressure steady - easy installation on 240V single-stage compressors