The KN-AC4B-EU/GY Touch Screen Thermostat + 4G Switch is an advanced three-in-one smart climate control device designed to manage fresh air systems, floor heating, and air conditioning from a single interface. With temperature control, scene control, and a sleek touch screen display, this KNX-powered unit delivers efficient and intelligent environmental management for modern homes and commercial buildings.

The KN-AC4B-EU/GY Touch Screen Thermostat + 4G Switch is a premium multi-function smart climate controller built for KNX automation systems, offering a powerful combination of fresh air control, floor heating management, and AC temperature regulation in one unified interface.

Featuring an elegant touch screen display, this thermostat provides intuitive navigation, real-time temperature feedback, and seamless access to multiple smart functions. Its scene control capabilities allow users to automate comfort settings for various environments, such as home, office, hotel rooms, or commercial spaces.

Powered directly through the KNX bus (21–30 VDC) with 24V DC auxiliary voltage, the device ensures stable performance and reliable integration within smart building environments. The thermostat is ideal for high-end residential, hospitality, office, and commercial automation projects looking to enhance comfort, energy efficiency, and user experience.

Its modern design and advanced functionality make it suitable for smart homes, HVAC automation, climate management systems, and intelligent building control. With a sleek finish and responsive interface, it delivers performance, convenience, and style in one compact unit.

Key Features

• Three-in-one climate control: Fresh air + Floor heating + Air conditioning
• Touch screen display for intuitive operation
• Temperature control with precise adjustments
• Scene control for automated room environments
• Compatible with KNX automation systems
• Stylish, modern design for smart homes and commercial spaces
• 4G switch functionality for expanded smart control
• Powered through KNX bus (21–30 VDC)
• Auxiliary 24V DC voltage support
• Ideal for HVAC systems, hotels, homes, offices, and smart buildings

Applications

• Smart home climate control
• Office building HVAC automation
• Hotel room automation systems
• Commercial air conditioning and heating management
• Fresh air ventilation control
• Floor heating smart regulation
• Integrated KNX building automation
• Scene-based climate scheduling
• Energy-efficient environmental management
• Luxury residential automation solutions

Technical Specifications – KN-AC4B-EU/GY

• Bus Voltage: 21–30 VDC (KNX bus power)
• Auxiliary Voltage: 24V DC
• Functions: Fresh air control, floor heating, AC temperature control
• Display: Touch screen interface
• Control Modes: Temperature control, scene control
• Compatibility: KNX smart home and building automation systems
• Design: Modern, sleek, durable
• Application: Residential, commercial, hospitality, office automation