Omega P/N PSW27-20P Direct from USA Manufacturer. 1/8 NPT male. Factory set pressure switch at 20 psi rising.

Tinytrol pressure switches provide versatile and convenient sensing. Their miniature size and variety of connection styles for simple implementation into any system. These switches allow for simple electrical on/off control over pressure. As pressure rises or falls, one contact opens as the other closes. This provides a perfect solution for monitoring, controlling, and notifying.

Rating: 1 AMP to 25 AMPS. Horsepower rating to 1 HP @ 120 VAC; 2 HP @ 240 VAC

Materials: Acetal body; diaphragms available in various materials:  nitrile, silicon, neoprene, EPDM, etc.

Presair factory set pressure switches are a direct replacement option to Omega’s PSW27-20P series pressure switches.