Whether you need a simple device that measures CO₂ or more sophisticated units that measure volatile organic compounds and particulate matter, you can count on our wide range of air quality sensors.

Siemens offers an extensive range of pressure sensors, flow sensors and flow switches for both the air side and the water side of your HVAC system.

Our humidity sensors are a cost-effective and reliable solution for a variety of needs, from basic measurement in an HVAC system to more precise applications for critical environments.

With one of the HVAC industry’s most complete lines of temperature sensors, we have units that can measure temperature at nearly any point in a building – including room, outdoor, air side, and water side.

Visit our webinar page for upcoming and on-demand webinars to learn more about HVAC products.

Provides your firm with the tools, resources and support you need to help you not only meet, but exceed, your clients’ expectations. It can help your firm deliver technical excellence, risk reduction, cost-effective solutions, application options and on-time performance to your clients.

The fastest and easiest way to create professional HVAC system specifications. The tool offers a user-friendly interface that guides you to the right specification and allows you to create custom specification text without model numbers.  The ease of this tool ensures your focus is on the performance for greater efficiency and comfort. 

Select the right metering device for your application using HIT. Product selection uses filters and calculators to help you properly size and select the right products for your application. Quickly find current Siemens products for other brands and discontinued parts with the replacement guide and build projects for faster bidding. The built-in shopping cart connects to Siemens iMall for faster ordering.