Kele PTX1 Pressure Transmitter Enclosed with Gauge PTX1-007 0-100 Psi PTX1E-G-07. New item without box never installed. The Kele PTX1 Series Stainless Steel Pressure Transmitter utilizes a thin film strain-gauge bridge and stainless steel diaphragm to provide a highly accurate, stable means of measuring gauge pressures up to 2000 psig (13.79 MPa). Splash-proof cable connections protect the wiring, allowing the PTX1 Series to be mounted near the medium being measured. Optional indication is available as a digital display or as a 2 (5.1 cm) gauge. 0-100# PSI XDUCER ENCL W/GAUGE.