GE’s DPI 104 ispart of our Essential range, this microprocessor-controlled digital pressure testing gauge that combines precision and functionality in a compact, robust and simple-to-use package. The DPI 104 pressure testing gauge matches advanced silicon sensor technology with several convenient design features resulting in an accurate, versatile yet affordable digital test gauge.Supplied as a standalone process indicator or in a kit with the widely proven Druck PV hand pumps, the DPI 104 digital pressure gauge provides a reliable and economic solution for a wide range of pressure sensing applications.