OSH manufactures programmable thermostats and DIN rail mount temperature controllers for residential and commercial HVAC applications.
OSH specializes in advanced climatization control solutions, offering specialized products such as programmable thermostats and DIN rail mount temperature controllers. Designed for precise management of HVAC systems, including 2-pipe fan coil units, OSH devices are widely utilized in homes, shops, clinics, and hotels to ensure optimal temperature regulation.
Explore our complete library of OSH user manuals, installation guides, and technical data sheets below to assist with setup and safe programming.
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OSH manufactures HVAC control devices, specifically DIN rail mount temperature controllers and programmable thermostats for commercial and residential climatization systems.
You can download installation manuals, programming guides, and technical specifications for your OSH controller directly from this page in PDF format.
The OSH D-TERMO4 is designed to be securely mounted on a standard DIN rail, occupying 2 modules (17.5 mm). Always ensure the power supply is switched off before installation, as wiring must be handled by qualified and authorized persons only.