Tech Sterowniki F-12B Káblový izbový termostat biely

The Tech Sterowniki F-12B is a wired room thermostat designed for precise temperature control in residential and commercial heating systems. With its clear LCD display and intuitive manual controls, it offers reliable performance for managing gas/electric boilers and underfloor heating actuators.

Advantages

Accurate temperature regulation with ±0.5°C precision, fixed hysteresis of 0.2°C, and anti-freeze protection at 5°C. The voltage-free relay output ensures safe switching up to 1A/230V AC. Surface-mounted design simplifies installation.

Suitable for

• Gas and electric boilers
• Underfloor heating systems
• Residential and light commercial spaces

Key specifications

• Product Type: Wired Room Thermostat
• Control Type: Electronic, Manual
• Display: LCD
• Power Supply: 2x AAA 1.5V batteries (not included)
• Temperature Setting Range: 5-35°C
• Temperature Measurement Range: 0-50°C
• Accuracy: ±0.5°C
• Hysteresis: 0.2°C (fixed)
• Output: Voltage-free relay, max 1A/230V AC
• Mounting: Surface-mounted (on-wall)
• Colour: White
• Anti-freeze function: Yes (5°C)
• Temperature calibration: Yes

Recommendations

For optimal performance, install in a central location away from drafts and direct sunlight. Use with compatible heating systems only. Batteries not included.