Siemens Building Technology 186-0013 Hygrostat 30067439-890 this updated part number ensures

this updated part number ensures full compatibility and precise calibration for Lochinvar HVAC replacement parts

maintaining energy efficiency and quiet operation throughout the duct system

this model serves as a direct replacement for the D-3073 series and a functional replacement for the older D-251 pneumatic actuators

The motor is electrically reversible

and fasteners for a complete mechanical installation

Siemens Building Technology 186-0013 Hygrostat 30067439-890 this updated part number ensuresAs a seasoned technician, you know that maintaining precise humidity levels in critical environments like hospitals, labs, and data centers requires a pneumatic room hygrostat that doesn't drift. The Siemens 186 0013 is a direct acting (DA) instrument designed for high sensitivity relative humidity control within a standard range of 20% to 90% RH. This unit is the official replacement for 2230 018, ensuring full compatibility with existing field