We Make HVAC System Centralized Energy-saving Less Deployment Costs
In the modern era, HVAC (Heating, Ventilation, and Air Conditioning) systems have become indispensable components of residential, commercial, and industrial buildings. These systems play a crucial role in maintaining indoor comfort by regulating temperature, humidity, and air quality. However, their widespread use comes with a significant energy cost. According to data from the U.S. Energy Information Administration (EIA), heating and cooling account for a significant share of building energy consumption, approximately 32% in commercial buildings and over 40% in residential buildings. This staggering statistic underscores the importance of understanding how HVAC systems contribute to energy consumption and exploring strategies to improve their efficiency.
As one of the main systems in a building, traditional HVAC systems provide comfort but potentially consuming more energy without even realizing it. With smart HVAC management, facility managers and building owners are able to so much more and better.
A smart HVAC solution uses IoT technologies to turn traditional heating, ventilation, and air conditioning systems into intelligent, data-driven environments. Connected sensors, gateways, and cloud platforms continuously monitor factors such as temperature, humidity, occupancy, and air quality in real time.
Rather than relying on fixed schedules or manual adjustments, the system automatically analyzes conditions and adjusts HVAC performance based on actual demand. The automation improves energy efficiency while maintaining indoor comfort.
With remote monitoring, automated alerts, and predictive maintenance, facility managers can optimize HVAC performance across multiple zones and locations, reduce downtime, and extend equipment lifespan. IoT solutions for HVAC deliver a more responsive, efficient, and scalable way to manage building environments.
HVAC systems vary by building infrastructure, and our smart HVAC solution supports all major types, including AHU, RTU, PTAC, VAV, boilers,
heat pumps, and hydronic systems such as chilled and hot water loops.
Supporting diverse HVAC system types, our solution focuses on monitoring and optimizing system performance through key environmental and operational data. Factors like
ventilation, temperature, humidity, thermostat settings, and occupancy directly impact energy efficiency. Monitoring key parameters such as supply and return air temperature,
airflow balance, and usage conditions enables better control, while regular maintenance ensures consistent performance and lower energy consumption.
Facility managers gain real-time visibility into duct conditions, including supply and return air temperatures across AHUs and duct-mounted environments. Insights such as airflow imbalance and delta-T trends further improve system diagnostics
and performance.
Smart current transformers track ampere-hour accumulation for HVAC operation monitoring, energy analysis, and predictive maintenance. With clamp-on, non-intrusive installation, facility managers can monitor current and load profiles for sub-metering, energy audits, and condition-based maintenance (CBM).
Data-driven HVAC operation is enabled by real-time data and centralized management. By correlating inputs such as temperature, humidity, occupancy, and current draw, facility managers gain clearer insights into system performance and efficiency.
Water leaks can result from plumbing faults, overflows, sprinkler incidents, or roof issues. In HVAC systems, risks often stem from condensate drains, pans, and pipe networks, potentially causing water damage, mold, or pipe bursts if undetected. Real-time leak detection enables fast response and can trigger automatic
valve shut-off.
Facility managers can monitor energy transfer losses to identify aging pipes, prevent leaks, and reduce the risk of pipe bursts. In chilled water loops and hydronic systems, continuous temperature monitoring helps detect anomalies, support freeze protection, and improve system reliability.
Flexible, people-centric HVAC operation is achieved by correlating occupancy, ventilation, and environmental data. This enables demand-based optimization, improving energy efficiency while supporting predictive maintenance.
With smart thermostats, you can be informed in real-time and have ALL under control. We can help you:
Compare Milesight Smart Thermostats >Achieve centralized management and control of HVAC systems across multiple buildings
Provide operational data from thermostats to reveal HVAC system behavior and detect abnormal operating patterns
Provide environmental data to evaluate system performance and comfort conditions, helping identify inefficiencies and anomalies
Different from traditional HVAC systems, you are able to take a step further with a smart thermostat to utilize the performance.
Explore IoT Sensors Compatible with HVAC Systems >Adjust the target temperature of smart thermostat based on occupancy status to thereby regulate the operation of the HVAC system
Dynamically adjust the ventilation system based on the flow of in and out by regulating fan speed and damper positions
Adjust HVAC power based on the status of doors and windows to ensure cooling and heating efficiency. Additionally, analyze the correlation between users' door and window operation behaviors and their temperature control requirements
Integrate indoor and outdoor temperature and humidity detection to synchronize HVAC (and heating valve) on/off and flow control
Predictive maintenance in HVAC systems uses real-time operational and environmental data to identify potential issues before they lead to failures. By continuously monitoring parameters such as temperature, current draw, and equipment status, facility managers can detect early signs of inefficiencies or abnormal behavior. This data-driven approach enables timely intervention, reduces unplanned downtime, and extends equipment lifespan.
For example, a sudden change in the temperature of a certain link may be a problem that requires a person to be scheduled for investigation. With Milesight temperature sensors such as TS201, TS30x and EM500-PT100, facility managers are able to get this data
in real-time.
Our sensors support non-intrusive pipeline temperature and pressure measurement, such as the EM500-PP and EM500-PT100, which supports clamp-on temperature sensors, and the TS30x, which has a separate probe for connecting to a pipeline pressure probe to detect pressure.
With our water leakage detection sensors such as EM300-SLD, EM300-ZLD and EM300-MLD installed in bathrooms, kitchens and laundry rooms, water leakage can be detected and reported to the platform in time for IoT controllers to automatically control the shutdown of pipe valves to minimize damages without delay.
Featuring our smart current transformers, which are installed non-intrusively in panels and circuits, facility managers can access energy consumption data to help identify energy usage patterns, leading to effective energy savings.
From smart thermostats to IAQ sensors, people counters, and occupancy sensors, Milesight delivers a full HVAC portfolio for multi-scenario buildings, maximizing
comfort, efficiency, and effortless management.
Smart HVAC solutions can seamlessly integrate with existing Building Management Systems (BMS) and building automation platforms. By enabling data interoperability and real-time communication, IoT devices enhance system visibility, support centralized control strategies, and extend the value of legacy infrastructure without requiring complex system overhauls.
For multifamily operators managing dozens of units across one or multiple properties, Milesight's LoRaWAN® thermostats and leak sensors eliminate manual rounds and protect NOI, keeping occupied units comfortable, vacant units on setback, and water damage incidents from turning into five-figure insurance claims.
HVAC alone accounts for 40–50% of a commercial building's total energy spend , and in hotels, that figure climbs even higher, with guest rooms, corridors, and back-of-house areas running around the clock regardless of occupancy. Yet most systems still operate on fixed schedules with no visibility into actual occupancy or equipment health.
With Milesight smart thermostats and current transformers, facility managers and hotel engineering teams can automatically set back unoccupied guest rooms, catch after-hours waste in office zones, and identify equipment drawing excess current before it causes a service disruption. The result is significant HVAC energy savings achieved without capital-intensive retrofits or rewiring.
A single LoRaWAN® thermostat swap-out can put a retail store on automated store-hours scheduling, pre-cooling before opening, and stepping back after close, without touching the existing wiring. For multi-location chains, one system can manage every store efficiently. By integrating with Milesight retail traffic counters, HVAC operation can further align with real-time occupancy, ensuring energy is only used when and where it is needed. This not only improves operational efficiency but also enhances customer experience, as a well-controlled store environment helps dwell time.
Milesight WT101 Smart Thermostatic Radiator Valve is easy to install, cost-effective, and low maintenance. With 99% compatibility and bulk configuration, hotels can upgrade rooms within 2 hours with minimal disruption. Integrated with hotel reservation systems, WT101 adjusts heating based on occupancy, ensuring comfort upon arrival and saving energy in empty rooms—cutting costs, boosting guest satisfaction, and promoting sustainability.
Location:
Warsaw, Poland
Partner:
Acte Poland
Devices Deployed:
WT101 * 120pcs, UG67 * 1pcs
Greener climate control is key for new build-to-rent tourist apartments. 90 Milesight Smart Fan Coil Thermostats were installed to schedule heating and cooling in each unit. Plug-and-play setup, remote control, and misuse blocking let managers monitor real-time data, understand customer behavior, and save energy—delivering comfort, efficiency, and smarter operations.
Location:
Bilbao, Spain
Partner:
NEXMACHINA
Devices Deployed:
WT301*90pcs(Upgraded to WT303/WT304)
Milesight WT101 Smart Radiator Valves help townhouses and apartments comply with EPBD standards for energy efficiency, cost savings, and promoting a sustainable lifestyle. Precise temperature control ensures that each room is always at the perfect comfort level, while frost protection safeguards against freezing temperatures. Additionally, the child lock and open-window detector features enhance safety and efficiency.
Location:
Sweden
Partner:
KUBANG
Devices Deployed:
WT101*340pcs
An American restaurant chain upgraded its HVAC system using Milesight IoT devices. With this solution, EM300-TH sensors monitor temperature and humidity in real-time, while WT201 thermostats adjust room temperatures accordingly. The system enables precise, room-level control and centralized management, significantly boosting energy efficiency, simplifying operations, and enhancing guest comfort—all without the need for extensive rewiring.
Location:
America
Devices Deployed:
WT201*800+pcs, EM300-TH*800+pcs
Milesight partner Emasys d.o.o deployed an intelligent heating control system using WT101 Smart Radiator Thermostats connected via UG67 Outdoor LoRaWAN® Gateways. Through Milesight Development Platform, these devices are integrated into Beaver IoT, Milesight's open-source IoT Platform with various existing capabilities for quick IoT projects without code skills.
Location:
Croatia
Partner:
Emasys d.o.o
Devices Deployed:
WT101*114pcs, UG67*1pcs, Milesight Beaver IoT, Milesight Development Platform
Milesight WT101 Wireless Radiator Valves help renovate old office buildings quickly to meet energy-saving and EPBD standards. When WS301 detects the opening of doors and windows, WT101 automatically adjusts heating to avoid energy waste. LoRaWAN® wireless transmission ensures wide coverage & secure communication. With heating schedules and BMS integration, the system enables control and monitor energy use in real-time, boosting energy management.
Location:
Germany
Partner:
Bechtle
Devices Deployed:
WT101 * 268pcs, WS513 * 144pcs, WS501 * 107pcs, WS301 * 78pcs
Milesight WT101 Smart TRV System is an ideal solution for schools, combining anti-theft design, child lock, and protective shell for enhanced safety and reliability. Its 10-year battery life minimizes maintenance, while preset heating plans and remote management ensure comfortable, efficient temperature control for an optimal learning environment.
Location:
Giovinazzo, Italy
Partner:
Don S. Bavaro - Marconi
Devices Deployed:
WT101 * 100pcs
Car showrooms in Romania upgraded their HVAC system with Milesight WT101 smart radiator valves, AM102 IAQ sensors, and UG65 gateways. The AM102 continuously tracks temperature and humidity, while the WT101 adjusts heating in real time to ensure comfort. All devices connect via the UG65 gateway for centralized management, improving visitor comfort, reducing energy use, and simplifying operations.
Location:
Romania
Devices Deployed:
WT101*118pcs, AM102*11pcs, UG65*3pcs
A. Smart HVAC solutions play an important role in helping buildings meet energy efficiency and sustainability standards. By providing real-time data on temperature, energy consumption, occupancy, and system performance, IoT-enabled HVAC systems support better documentation, monitoring, and reporting for compliance purposes.
Milesight solutions can assist facility managers and building owners in aligning with widely recognized frameworks such as LEED (Leadership in Energy and Environmental Design), ENERGY STAR®, WELL Building Standard, and BREEAM. In addition, HVAC data can support compliance with energy codes and standards such as ASHRAE 90.1 and IECC, which are commonly referenced in building audits and performance evaluations. While certification depends on multiple factors, our solutions provide the data visibility and operational insights needed to support the certification process and ongoing performance verification.
Explore how our solution supported a LEED-certified project in practice Learn more about our WELL-certified device and how it contributes to healthier indoor environmentsA. The WT201 thermostat has integrated local temperature control logic, allowing the thermostat to maintain local operation for extended periods of time while completely offline, regardless of network and communication dependencies.
A. WT201 supports RTC and super capacitor, the core module of WT201 will continue to work and keep time after the HVAC power is cut off, and the device will resume working after being repowered.
A. The WT201 is supplied with a matching PEK for adaptation to conventional buildings.
A. All line voltage powered WT series thermostats have or will soon support UL or ULc certification.
A1. The WT201 and zone temperature sensors (e.g. EM300-TH) can communicate over two links including.
a. Standard LoRaWAN® communication: (Multiple) EM300-TH transmits the temperature and humidity values to the LNS for processing and then sends them to the WT201 via downlink LoRa commands to participate in the temperature control
b. Milesight D2D communication: EM300-TH transmits data point-to-point directly to WT201 via 900MHz Milesight D2D communication to participate in temperature control. Or EM300-TH transmits data point-to-point directly to WT201 via 900MHz Milesight D2D communication to participate in temperature control, supporting up to 5 temperature inputs to participate in temperature control.
If the D2D communication between WT201 and the zone temperature sensor is disconnected, WT201 can choose to be configured to temporarily switch to the built-in temperature module to participate in temperature control, and then use the D2D communication after the D2D communication is restored.
A: It depends on what kind of system you are using locally. You can take 2 mins in our Thermostat Checker for compatibility.
A. In addition to using the built-in thermostat control logic, WT201 can support remote downstream independent control relay mode, so as to remotely realize some complex control logic or control complex system by customizing relay switching state. WT201 does not support advanced programmable for the time being, i.e. it does not support scripting local writing of control logic.
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