Vostermans Variable Speed Drives

Vostermans Variable Speed Drives with Manual Override have easy to access toggle switch to select manual or automatic mode as well as a manual speed selector dial on the faceplate. Internal minimum speed adjustment with the possibility to work continuously at minimum speed. Comes in a rugged, sealed enclosure that protects from light, moisture, and dust. Includes extended supply voltage range and a radio interference filter.

• Compatible with a 0-10 volts or 4-20 mA input signal
• Toggle switch on the faceplate to select manual or automatic mode
• Manual speed selector dial on the faceplate
• Internal minimum speed adjustment
• Ability to work continuously at minimum speed

Available in 3 Models:

• VSD-1MC [15Amp],
• VSD-1MC-20 [20Amp] 
  
• VSD-1MC-40 [40Amp]

The faceplate of the VSD-1MC series of controllers is designed with a toggle switch and a manual speed selector dial. The toggle switch allows you to select between manual and automatic modes. In manual mode, you set the fan speed by turning the manual speed selector dial to the desired value. Possible settings range from OFF to 10. In automatic mode, the VSD-1MC responds to the input signal.

Durable Construction

Featuring rugged housing and a fully sealed enclosure this Vostermans Ventilation VFSA-40 C/S semi automatic speed control is built to last. All the internal components are fully protected for increased longevity.

Vertical Speed Control

Create an environment that's cool and comfortable with the Vostermans semi automatic speed control. Add this to your fan and adjust the speed settings to meet work conditions and keep your work space well-ventilated. 

Electric & Semi Automatic

This Vostermans Ventilation VFSA-40 C/S semi automatic speed control is electronic and semi automatic. Set the temperature and minimum speed. Once the sensor reaches the temperature, the fan comes on at a reduced speed, mounting to full speed, then slowing for efficient ventilation and cooling.

Automatic Shut Off

This Vostermans VFSA-40 C/S semi automatic speed control includes automatic shut off that turns the fan off when the desired temperature is met. This is an energy saving feature that prevents overuse.

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