Frost Thermostat for Automatic Frost Protection for Domestic Heating Systems 16A Dial Control, TFC STTRFSN

Model No. FS20
£14.50 Ex. VAT
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This is the TFC Group STTRFSN Frost Thermostat in White 16A with Temperature Range -5 to 10 Degrees Celsius, Suitable for Combination Boilers. 

It is designed to provide automatic frost protection for domestic heating systems. The STTRFSN has a volt free changeover output (SPDT) which will switch up to 16A resistive load. Due to the volt free changeover output contacts, the STTRFSN is compatible with combination boilers.

Frost Thermostat in White with Dial Control - Features

  • Diaphragm sensing element ensures close temperature control for all loads and applications.
  • Attractive modern styling makes this frost thermostat ideal for locating in the living space.
  • The STTRFSN has volt free changeover contacts for use in cooling or heating applications.
  • Mounts directly onto wall or conduit box.
  • Improved easy-to-wire terminals.
  • Double insulated (No earth required for operation).
  • Raised Dial for ease of use.
  • Suitable for use with combination boilers.
  • Suitable for all control voltages up to 250V AC.
  • ErP Class 1

Frost Thermostat in White with Dial Control - Specs

  • Temperature control range -5°C to 10°C
  • 2 wire connection
  • Suitable for combination boilers
  • Raised dial for ease of use
  • Temperature control range -5°C to 10°C
  • Switch contacts SPDT, voltage free
  • Switch Rating 16A (resistive) @ 230 VAC
  • Switching differential 0.5°C
  • Ambient temperature 40°C maximum
  • Class II insulation
  • Suitable for heating or cooling systems
  • 2 wire connection
  • Suitable for combination boilers
  • ErP Class 1 Contribution to system energy efficiency: 1%
  • Dimensions: 40mm x 82mm x 82mm


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