Choosing the right floor heater thermostat can optimize comfort, energy use, and system performance. This guide highlights five top options, covering smart, programmable, and dual-sensing models from trusted brands. Each entry includes key features to help you compare at a glance and make an informed purchase for electric floor heating systems.
| Product | Type | Key Benefit |
|---|---|---|
| SunTouch SunStat ConnectPlus | Smart Wi‑Fi | Remote access with SmartStart for warm floors at scheduled times |
| SunTouch SunStat CommandPlus | Smart Wi‑Fi | 7‑day programming with energy monitoring and voice assist |
| OJ Microline UDG4 | Touchscreen, Dual Sensing | Adaptive self-learning programming with Class A GFCI |
| Schluter Ditra-Heat-E-RS1 | Smart Control, Energy Tracking | App control with voice assistant compatibility |
| MAXKOSKO WiFi Smart Thermostat | Smart Wi‑Fi | Remote control and energy savings with voice assistant |
Note: All listed products are compatible with electric floor heating systems and support various voltages, sensor configurations, and safety features. Prices and availability may vary by retailer.
SunTouch SunStat ConnectPlus Touchscreen Thermostat

The SunStat ConnectPlus combines a 4.3-inch capacitive touchscreen with remote access to your floor heating system. It includes SmartStart technology that pre-warms floors so they reach the desired temperature by the scheduled time. This model emphasizes a modern, slim design and supports floor and air sensing control, a 7-day programmable schedule, away mode, and energy use monitoring. It also provides floor max settings to protect sensitive flooring types and supports Alexa and Google Assistant voice commands for hands-free control. Users benefit from weather display options, warm weather shutdown, and email alerts for system status.
Key features include:
– Wi‑Fi connectivity for remote control
– 7‑day programmable scheduling
– Floor and air sensing with protective floor max settings
– Energy usage monitoring and email alerts
– Voice assistant compatibility (Alexa and Google Assistant)
Installation considerations: Suitable for electric floor heating systems, requires 120V supply, and necessitates proper wiring and safe power practices. The device is designed for modern interiors where smart home integration is desired.
SunTouch SunStat CommandPlus Touchscreen Thermostat

The SunStat CommandPlus expands on the ConnectPlus with enhanced automation and reporting. Its 4.3-inch touchscreen delivers a user-friendly interface with a stronger emphasis on programmable schedules and energy monitoring. The thermostat includes floor and air sensing control, a 7-day programming cycle, and a comprehensive energy-tracking feature to help users assess consumption. Additional capabilities include weather and outdoor temperature displays, warm weather shutdown, and email alerts. Alexa and Google Assistant compatibility provide voice control options for hands-free operation across your smart home ecosystem.
Key features include:
– Remote access and smart scheduling
– Floor and air sensing with protective features
– Energy monitoring and email alerts
– Weather display and away mode
– Voice assistant support
Considerations: This model suits homes seeking robust automation with strong smart-home integration. Ensure your network supports reliable Wi‑Fi connectivity for smooth remote control.
OJ Microline UDG4 Touchscreen Thermostat

The OJ Microline UDG4 offers a large, responsive touchscreen with dual-sensing capabilities (air and floor) and Class A GFCI protection. It supports 120/240V installations and includes a built-in floor sensor. The 7-day programmable schedule helps optimize comfort and energy use. A notable strength is the self-learning Adaptive function, which adjusts run times to maintain set temperatures efficiently, potentially reducing operating costs over time.
Key features include:
– Intuitive touchscreen control
– Dual sensing (air and floor)
– Class A GFCI protection
– 7-day programmable schedule
– Self-learning Adaptive function
Installation notes: Compatible with a wide range of floor types (tile, stone, wood, laminate) and compatible with most electric radiant floor systems. Proper wiring and safety checks are essential for optimal operation.
Schluter Ditra-Heat-E-RS1 Smart Thermostat

The Ditra-Heat-E-RS1 pairs Schluter’s renowned Ditra-Heat system with a smart thermostat that supports energy tracking and app control. It is designed for both 120V and 240V installations, with a maximum safe load of 15 amps. A key advantage is its compatibility with voice assistants for hands-free management and its energy-tracking feature to monitor usage. A power module option extends its capacity for larger setups, making it suitable for larger rooms or multi-zone applications.
Key features include:
– 120V and 240V compatibility
– Energy tracking via an intuitive app
– GFCI protection with optional larger-power module
– Voice assistant integration
Considerations: Ideal for Ditra-Heat floor installations, particularly where energy visibility and smart accessibility are priorities. Verify system voltage and electrical capacity before installation.
MAXKOSKO WiFi Smart Thermostat

The MAXKOSKO WiFi Smart Thermostat provides remote control for underfloor heating 120V/240V with a touchscreen LED display. Its programmable settings enable precise temperature control to fit daily routines and energy-saving goals. The device supports voice control via Alexa and Google Assistant, enabling hands-free adjustments. It is designed for compatibility with most underfloor heating systems, offering a broad solution for various installations.
Important features include:
– Remote smartphone control
– Voice assistant compatibility
– Programmable temperature settings
– Broad compatibility with underfloor heating systems
Buying Guide
Key purchase considerations
- Voltage and compatibility: Verify whether your system uses 120V or 240V and ensure the thermostat supports your heating cables or mats.
- Sensing method: Floor sensing, air sensing, or dual sensing affect how accurately the thermostat responds to room and floor temperatures.
- Programming capabilities: Decide between non-programmable, 7-day programs, or more advanced scheduling and energy monitoring.
- Smart features: Wi‑Fi connectivity, remote access, voice assistant integration, and energy usage reporting can greatly influence convenience and efficiency.
- Safety features: Look for Class A GFCI protection for installed floor heating systems, especially in wet or damp areas.
- Installation considerations: Check compatibility with your floor type (tile, wood, laminate, stone) and ensure professional installation if required by local electrical codes.
- Upgrade path: If you might expand your system, consider thermostats that support multi-zone configurations or higher power modules.
Comparison at a glance
- Best for smart control: SunStat ConnectPlus and CommandPlus due to robust Wi‑Fi and voice compatibility.
- Best for dual sensing: OJ Microline UDG4 offers dual sensing with an Adaptive function and Class A GFCI.
- Best for energy tracking: Schluter Ditra-Heat-E-RS1 emphasizes energy monitoring and app control.
- Best value with broad compatibility: MAXKOSKO provides versatile 120V/240V support with remote control.