Inquiry (采购产品): pressure switch I need a switch that is open below 10 psi that has a 1/2" npt female connection **** Hidden Message ***** Joe Goodspeed 200 Wallins Cornor Rd. Amsterdam, NY 12010 USA Company: PCT Title: Engineer Phone: 518-843-6825 Fax: 518-843-6723 E-mail: jgoodspeed@pactinc.com **** Hidden Message ***** jgoodspeed@pactinc.com