Silent switching output version of the ERT20.

Supply: 230Vac 50Hz
Rating: 0.2 Amp
Output: 230Vac 50Hz
Scale: 5 - 30°C
Accuracy: 1°C
Size: W-80 H-80 D-33
  • Connection for night setback
  • Neutral connection
  • 230V connection
  • Switched live output


  • Simple operation with backlit hand dial
  • Clearly visible temperature scale
  • Unique control convenience
  • Modern Design
  • Valve / pump protection function
  • Pulse width modulation (PWM)
  • Silent switching