Rod Thermostats – Sunvic VK 4000 Series


  • 20A rating – suits most domestic applications
  • Simple 2-wire connection – easy to install
  • Manual reset options – resets only by a positive action
  • 3-standards lengths – suits most domestic cylinders

The VK 4000 series of rod thermostats is suitable for loads up to 20A. The product is designed with heavy duty contacts and a robust switching mechanism to provide excellent reliability and long life.


Model Nominal Stem Length Range (°C)
VK 4251 7”/178mm 10 ~ 88°C
VK 4254 11”/178mm 40 ~ 110°C
VK 4351 11”/280mm 40 ~ 88°C
VK 4354 11”/280mm 70 ~ 120°C
VK 4451 18”/457mm 45 ~ 88°C


Sunvic VK 4000 Series Rod Thermostats-DpstarGroup


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