PressuresWitches.com
About PressuresWitches.com
PSI was founded by Warren R. Davis in 1989, a graduate of UCLA, and a registered professional engineer from the state of California. Prior to starting PSI, Mr. Davis had over 30 years of extensive experience in all phases of engineering and manufacturing of pressure switches for both the airborne and industrial markets. All of the pressure switches manufactured by PSI were designed by Mr. Davis.The backbone of our operation at Pressure Switches, Inc.
