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Velleman K8041: Fan Timer

Velleman K8041: Fan Timer

Velleman K8041

Velleman K8041: Fan Timer

The Velleman K8041 Fan Timer can be connected to an existing ventilator in your home. When the lights are turned on in a room, the fan begins. Once the lights have been turned off, the fan can run for 10 seconds to 5 minutes if needed. This time is set by adjusting the potentiometer RV1. The fan timer is a good fit to be installed in a bathroom or kitchen ventilation. Also can be used without the light as fan delay timer.


  • Power supply: 110 to 240V AC (50/60Hz)
  • Maximum load: 200W
  • Delay range: from 10sec. to 5min.
  • Dimensions: 3.2 x 2.4"


  • Suitable for most types of ventilators
  • Solid state switching with noise suppression
  • Can be connected to existing installation
  • LED function indication
  • Can also be used without light as fan delay timer

Additional Information

Difficulty Level 3


Parts list
English assembly instructions through illustrations, pictures, etc.

Info Sheets

Resistor colour code

Overview of Velleman modules that are equal to D.I.Y Kits
This sheet is useful when you want to know which modules you could find in the do-it-yourself range of Velleman Kits and minikits.

Connection diagram

 Warning: this product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to: www.P65Warnings.ca.gov/product