Generally, we use on/off type thermostat to control the boiler, the sensor built into the thermostat detects the temperature in the room and judges the boiler switch according to the comparison with the setpoint.   Opentherm,It is a communication name that links HVAC (heating and cooling equipment) and room thermostats beyond the manufacturer's control system, it consists of communication protocols and port specifications, and represents a technical system that can achieve high functionality and future expansion possibilities using common simple installation methods. • Set and read tap water temperature • Turn tap water on and off • Read the outdoor temperature • Read failures • Weather related controls Opentherm make your thermostat as simple as plug-and-play!   Currently, E-top has joined the OT association,and have finish the development of OT thermostats base on the OT protocol, and OEM for several local boiler manufacturers, and of course, WIFI function was combined.   Make OT thermostats a part of your smart home!  

European room thermostats have gained popularity worldwide—and for good reason. These smart, efficient devices bring comfort, control, and energy savings into homes and businesses alike. 1. Precision Control  Most European thermostats offer temperature settings in 0.5°C increments, helping you maintain a consistent and comfortable indoor environment. 2. Energy-Saving Schedules  With 7-day programmable features, users can schedule heating to match their daily routines—saving money and reducing energy waste. 3. Smart Home Integration  WiFi-enabled and compatible with apps like Smart Life, many models also support voice control via Alexa or Google Home. 4. Easy to Install & Stylish Design  The standard 86x86mm flush mount fits most wall boxes, and the clean, modern look complements any interior. 5. Reliable & Certified  CE and RoHS certifications ensure safety, quality, and environmental responsibility. Features like frost protection and child lock offer added peace of mind.   Whether for a home, hotel, or office, European thermostats are a smart upgrade for modern living.   Our understanding of European thermostats stems from our over 10 years of design, manufacturing, and sales experience in the European market，At present, the product range includes Mechanical thermostats, Programmable thermostats, Smart thermostats, Wireless thermostats, Modbus/KNX protocol thermostats, Underfloor heating thermostats, Dual control thermostats, and so on. Find any interest please feel free to contact info@etopcontrols.com.