FEI Helios 400


FEI Helios 400


The Helios 400 is one of the best dual beam microscopes available on the market. This workhorse platform will last for ages and, though pre-owned, it’s remanufactured to the original OEM specifications.

The Helios 400 comes equipped with:

  • Sidewinder FIB – 20nA max current with high current density
  • Ultra high resolution NG SEM – perfect for any lab need
  • 5 axis motor stage with large chamber (100mm XY full travel)
  • PIA for improved patterning performance
  • Drawer sample entry with Quick Loader for easy sample loading and flexibility

If you’re interested in this dual beam scope, it is ready for demonstration and shipment now.

This instrument also has install and custom configuration available, along with dual beam service and maintenance options from TSS.

Contact our team for more information!

Maintenance and Servicing

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Standard Services

90 Day Warranty 90 Day Warranty Installation Available Installation Available Additional Services Available Additional Services

Optional Upgrades and Services

On Demand Service Contacts On Demand Service Advanced Apps Training Available Advanced Apps Preventive Maintenance Visits Preventive Maintenance

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Technical Fact Sheet

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