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A flat view of an empty sandpitA flat view of an empty sandpit

Off-Highway Drives VS Direct Fan Drives

cooling fan system vs direct

Based on pulse-width-modulation (PWM) signals from the engine management system, VS Direct controlled fan drive adjusts its output to provide just the degree of cooling needed.


  • Compressors
  • Compactors
  • Forklifts & Telehandlers
  • Generator sets
  • Agricultural tractors
  • Backhoe loaders
  • Excavators
  • Construction equipment
  • Variety of other off-highway equipment
  • Variety of on-highway trucks and vehicles

Features & Benefits

  • Pulse-width modulation (PWM) signals from engine management system provide fast response to changing cooling requirements enhancing fuel economy, reduced noise and maximum efficiency
  • Compatible with many engine management systems for design flexibility
  • Modular design allows use with Horton and other fan manufacturer products
  • Improved outer tube design and simplified mounting system provides easier installation

Related Documents

Video of Product

This video illustrates the noise reduction and fuel consumption savings of the Horton Gen Set variable speed fan drive operating at 100% engagement, 72% engagement, and 9% engagement.

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