HVAC Products

Siemens perfect HVAC for perfect places

The right HVAC device matters to make your perfect place a reality.

More than 40% of a building’s energy consumption is from the HVAC system. Improving the mechanics that control air and water flow throughout the system can enhance performance and provide immediate savings in energy costs. Let us help you discover how to achieve the best possible HVAC system design with the right field devices that deliver the right building comfort and reliable savings to make your perfect place a reality.

HVAC Products

Air Conditioning Systems

HVAC equipment controls

HVAC Equipment Controls

Complete solutions for direct use in air handling units, rooftop units, chillers and heat pumps allow easy integration, 

high efficiency as well as cost optimization.

Damper Actuators

OpenAir™ electronic damper actuators

OpenAir™ Electronic Damper Actuators

More torque, greater energy efficiency, and long-lasting reliability gives you an ideal solution for all your HVAC equipment needs. Learn more.

Hydronic Flow Optimization

Hydronic system solutions to optimize delta T

Achieve your design intent for hydronic flow optimization.


Power and energy meters

Power and energy meters provide the information needed to help control and allocate energy costs.

Pneumatic Controls

Powers™ pneumatic and mechanical controls

A full line of Powers™ pneumatic and mechanical controllers and actuators provides multiple options for years of consistent control.

Rooftop Unit Optimization

Enhanced rooftop unit  performance made easy

Climatix RTU optimization solutions simplify maintenance and management of rooftop units for better efficiency, better comfort and better control.


Air quality, flow, pressure, humidity and temperature

Accurately measure the required environmental variables to help ensure a healthy and productive indoor climate.


Communicating and non-communicating

Select from a range of communicating and non-communicating thermostats to save energy while maintaining a constant room climate.

Valves and Actuators

Hydronic systems generation, distribution and consumption

Valves and Actuators

A versatile range of valves and actuators designed for ease of use, superior control accuracy, and energy efficiency. Learn more.

Variable Frequency Drives

BT300 and Climatix series


Variable Frequency Drives

Achieve up to 50% energy savings controlling HVAC fans and pumps

Cover photo of the HVAC Catalog PDF with a range of products displayed and the title "HVAC Components and Controls Catalog Edition 10.0."

NEW: Siemens HVAC Interactive Digital Catalog 10.0

Find the right HVAC device to make your perfect place a reality.​ Discover the essential product details you need to make the right product selection by downloading the Siemens HVAC catalog today.

Want to install reliable products? 

Siemens offers a 5-year warranty on valves, actuators, damper actuators, sensors, thermostats and meters.

Decorative image of city skyline.

Building Technologies Blog Center

Read forward thinking perspectives from subject-matter experts on HVAC related topics we know you care about. Articles ranging from HVAC products, to energy efficiency, indoor air quality and more.

Discover what's in store.

Start reading now

Energy Efficiency Directory

Powerful incentives. Impressive savings.

No matter the size of your business, you can take advantage of incentives on HVAC equipment that help you save money and achieve your energy efficiency goals.


Energy Efficiency Rebates: Don’t miss out on local rebates and tax incentives that help reduce the overall expense of installing new HVAC equipment.


QIP Tax Deduction: Qualified interior improvements made by the taxpayer for existing non-residential buildings may be eligible for a tax deduction of the full amount of equipment and labor costs in a single year, without limitation on the size of the project.​

Case studies

Saving the planet, one bottle of vodka at a time

Marble Distilling Co. is on a mission in to become the most sustainable, zero waste distillery on the planet by saving energy and maximizing comfort.

Creating a safer, fun experience at Bull Valley Golf Club with the Climatix RTU Solution

Mark Stranges from Rabine Mechanical says that the Climatix RTU solution is ideal for building owners and customers who have packaged rooftop units and need better insights and control with a cloud-based solution. And for contractors: “The long-term benefit for us is the ability to expand our reach to customers nationally that we’d never been able to service before and to do so in a way that’s repeatable and scalable.” Rabine Mechanical isn’t the only business that can credit the Climatix RTU Solution with creating growth opportunities. Bull Valley grew their membership by 100% in 2020, due in part to the peace of mind afforded by the Climatix fresh air purge functionality.

HVAC Engineering Programs and Specification Resources

Need more support?

Service and Quick Reference Guides

The Siemens Field Support team provides full technical support. Our Quick Reference Guides include more detailed product information and related links.