Replacement pulse dampener for ReaXus pump classes. 2.5 Inches.  Hastelloy fluid path, three fluid ports to accept 1/8 Inch O.D. tubing (fittings included).  Intrinsic pressure transducer (2,500 PSI) isolated from fluid path.   Recalibration of pump electronics is recommended after replacement of pressure transducer. Instructions are available on website.