Expert4House – Smart Home Automation
Beca BHT-209-GC Battery-Operated Manual Thermostat with Dry Contact for Boiler Heating Control
€29.90
€39.90
Save €10.00Tax included
No review at the moment
- Traditional manual thermostat: No Smart connection or app: simple and immediate adjustment.
- Battery powered: Operates with 2 AA batteries, ideal for systems without wall power supply.
- Clean contact 5A: Compatible with gas boilers, heat pumps, valves, and on/off systems without external power supply.
- Manual temperature adjustment: Quick setting via soft-touch buttons (5°C–45°C).
- Backlit LCD display: Clear reading of room temperature and humidity.
- Temperature + humidity measurement: Greater comfort and environmental control.
- Quick wall installation: Fixing plate included, “clip-fit” mounting without complex work.
- Flame-retardant materials PC + ABS: Safety and durability over time.
- Ideal replacement for old thermostats: Enhances aesthetics and precision while maintaining manual functionality.
Secure payments: cards, PayPal, bank transfer, and installments
Delivery within 48 hours: Free shipping on orders over €150 across Europe
Easy 14-day returns: follow the steps to get your refund
Battery-Powered Boiler Thermostat – Accurate, Autonomous, and Easy to Install
Beca BHT-209-GC
The BHT-209 Battery-Powered Thermostat is the ideal solution for those who want simple, reliable heating control without the complexities typical of smart devices. It works via dry contact , ensuring wide compatibility with most traditional boilers that require an ON/OFF control. Thanks to its operation with 2× AA batteries (up to 720 days of autonomy ), it does not require a direct electrical power supply and can be installed anywhere quickly. Equipped with a high-precision temperature sensor and an integrated humidity sensor , the BHT-209 allows you to monitor both values on the backlit display, offering more accurate comfort than traditional thermostats. Intuitive adjustment via touch keys and the simple menu also make it perfect for those who prefer manual use. The thermostat integrates advanced functions such as temperature correction , adjustable hysteresis , frost protection mode, humidity calibration and the ability to control more powerful loads via external relays (thanks to the dry contact). The flame-retardant PC + ABS structure ensures safety and long life, while the modern and minimalist design makes it perfect for any home environment.
Touch Panel with Modern Design and Clip-Fit Installation
Battery Powered with Up to 720 Days of Battery Life
The thermostat operates on two 3V AA batteries , ensuring simple installation without complex wiring. Thanks to its low energy consumption, it can last up to 720 days , ensuring continuous and reliable operation without frequent maintenance. The ideal solution for boilers, stoves, or systems where a direct power supply is not available or where you want to avoid electrical connections.
Integrated Temperature and Humidity Sensor
Universal Compatibility and Simplified Wiring with Clean Contact
This battery-powered thermostat is designed to easily connect to most dry contact boilers , ensuring precise control of heating on and off. The rear panel clearly displays the dedicated terminals and also allows indirect control of more powerful devices via external relays. Setup is intuitive and secure, ideal for standard domestic installations and modern heating systems requiring a simple and reliable interface.
Frequently Asked Questions
Yes, it is compatible with most traditional boilers that accept a clean ON/OFF contact.
No. The thermostat works only with AA batteries (2xAA 3V) and does not require connection to the mains.
No. This model is manual, not smart and does not support WiFi, Zigbee or Tuya .
No, installation is quick and easy thanks to the quick-release plate and the simple two-wire connection to the boiler.
Possible solutions:
Make sure the child lock function is not active.
Remove the batteries for 10 seconds and reinsert them to reset.
If the keys are dirty, clean them with a dry cloth.
Yes, the internal relay may make a slight clicking sound when opening or closing the contact: this is normal.
Standard deliveries to Italy generally take 24-48 hours from the time the package leaves the warehouse.
Orders confirmed by 3:30 PM on weekdays (Monday-Friday) are processed and shipped the same day.
Orders placed after 3:30 PM or on weekends or public holidays will be processed on the next working day.
Yes, we ship internationally to the European Union and several non-EU countries via couriers such as UPS Standard and DHL Express.
For the EU, with UPS Standard the average times are 2-3 working days .
With DHL Express, usually 1-2 business days .
Beca-BHT-209-GC-White
Data sheet
- Power supply
- LR6 battery
- Colors
- Black
White - Material
- ABS+PC
- Working temperature
- From -0°C to 55°C
- Working humidity
- 5% - 95% non-condensing
- Voice Control
- None
- Dimensions
- 80x80x22 mm
- Communication Protocol
- Wired
- Precision
- +0.5°C
- Consumption
- -1.5W
- Storage temperature
- -5 ~ 45℃
- Wire terminals
- wire 2 x 1.5 mm² or 1 x 2.5 mm²
- Buttons
- Capactive touch buttons
- Clean contact
- Yup
- Protection Rating
- IP20
- sensor
- NTC3950 10K
- Timing error
- -1%
- Mounting
- 86×86 Box or Round Box
Surface Wall Mount - Electric charge
- 3A for the valve 5A for the fan
- Temperature Display Range
- 5~99
- Plant typology
- Boiler with radiators
- Works with
- No app (accessory)
- Hub required
- None (Wi-Fi / standalone)
- Ideal for
- Heating & climate
- Home Assistant integration
- Not integrable
Specific References
- UPC
- 627717975818
- EAN13
- 6277179758184
- MPN
- Beca BHT-209-GC-White
You might also like
- Traditional manual thermostat: No Smart connection or app: simple and immediate adjustment.
- Battery powered: Operates with 2 AA batteries, ideal for systems without wall power supply.
- Clean contact 5A: Compatible with gas boilers, heat pumps, valves, and on/off systems without external power supply.
- Manual temperature adjustment: Quick setting via soft-touch buttons (5°C–45°C).
- Backlit LCD display: Clear reading of room temperature and humidity.
- Temperature + humidity measurement: Greater comfort and environmental control.
- Quick wall installation: Fixing plate included, “clip-fit” mounting without complex work.
- Flame-retardant materials PC + ABS: Safety and durability over time.
- Ideal replacement for old thermostats: Enhances aesthetics and precision while maintaining manual functionality.
Beca BHT-209-GC Battery-Operated Manual Thermostat with Dry Contact for Boiler Heating Control
€29.90
€39.90
Save €10.00Tax included
No review at the moment