🇬🇷 Greek Design
ESPHome
Home Assistant
SHH-R4 WiFi Heating Controller
Four-channel Wi-Fi controller designed for boiler rooms and heating systems. Greek-engineered relay control with status monitoring. Professional-grade automation for heating system management via Home Assistant.
Technical Specifications
Specs
4
Output relay
10A
Amperage per relay
DS18B20
1-Wire sensors
Wi-Fi
2.4GHz 802.11 b/g/n
ESP32
Microcontroller
230V
Power Supply AC
Features
- 4 relays 10A for controlling pumps, burners and valves
- Up to 5 DS18B20 temperature sensors (1-Wire)
- Full Home Assistant integration via ESPHome
- MQTT broker support for custom automations
- OTA (Over The Air) updates — no physical access needed
- Local operation without internet
- DIN Rail mounting — easy panel installation
- 2-year warranty, made in Greece
Applications
- Control of central-heating circulators
- Boiler-room automation
- Heat pump integration into Home Assistant
- ΔT control of a solar water heater
- Temperature monitoring at multiple points
- Heating scheduling per zone
Interested in the SHH-R4?
Contact us for pricing, availability and technical questions.