Eurotronic Stella R LoRaWAN Radiator Thermostat

The Eurotronic Stella R LoRaWAN is an intelligent, programmable heating actuator based on the LoRaWAN wireless standard. With its long range and energy-efficient technology, it is ideal for use in large and expansive buildings such as office complexes, hotels, schools, or industrial facilities. Easy installation and versatile features make it a reliable solution for modern heating control.

Highlights

• Compatible with LoRaWAN networks for long-range communication (>6 km in open field)
• Long battery life of approx. 5 years
• Intelligent energy-saving controller with programmable functions
• Frost protection, open-window detection, and anti-limescale function
• Easy manual adjustment via rocker switch
• Quick installation with adapters for common valve types
• Perfect for energy-efficient residential and commercial units

Technical Data

• Wireless standard: LoRaWAN EU868 (V1.0.4)
• Frequency range: L-Band 865.0–868.0 MHz / M-Band 868.0–868.6 MHz
• Power supply: 2x 1.5 V LR6 / AA batteries
• Battery life: approx. 5 years (depending on usage)
• Actuating force: 125 N
• Valve stroke: 4.8 mm
• Temperature range: 8 °C – 28 °C
• Operating temperature: 0 °C to +50 °C
• Protection class: IP30
• Dimensions (W x H x D): 50 x 85 x 71 mm
• Weight: approx. 197 g
• Connection: M30x1.5 mm (adapters for Danfoss RA, RAV, RAVL included)
• LoRaWAN range: up to 6 km (open field)