Singer Valve's X156 Linear Inductive Valve Position Transmitter has a stainless steel actuator which is directly pinned unto the main valve stem. The stems on the main valves are far more larger than 2 1/2 in / 65 mm and are drilled specifically for fast and quick installation. Its separate stem allows an easy installation filed with a rated combination water-tight enclosed to NEMA 4X and NEMA 6. It is also has a built-in indicator which shows the position of the valve which is basically fit for applications wherein precision and accuracy is highly required. It is also directly mounted unto the main valve stem which uses a 24 24VDC power, a 4 to 20mA signal which is equal to the valve stroke that is generated and transmitted.