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Thomassen HS & VS Turbo Compressors
Howden’s Thomassen range of turbo compressors offers an optimized design, tailor-made to the specific process application, for re-aeros and revamps.

Thomassen HS & VS Turbo Compressors

The Thomassen HS and VS series of multistage single shaft turbo compressors have the advantage of longstanding OEM knowledge in applying state-of-the-art modular design and advanced manufacturing techniques. Aerodynamic efficiency, reliability and maintainability are other features enhancing operating costs and reducing downtime. These turbo compressors meet all of the applicable API 617 specifications.

More information can be found in the compressor brochure.

An optimized design, tailor-made for the specific process application, for re-aeros and revamps, in order to achieve:

  • Energy saving and compliance with process requirements at specified designed points
  • Extended operating times between scheduled stops by advanced material selection and specific coatings application against corrosion, erosion and fouling phenomena’s
  • Process gas purity by applying dry gas seals with customized control panels or modern mechanical wet seals control panels or modern mechanical wet seals
Detailed specifications

Compressor range performance envelope

HS (Horizontally split) 


48 bar

700 psi 


140,000 m3/hr

82,000 CFM

  VS (Vertically split) 
 Pressures 278 bar 4,000 psi 
 Flow 58,000 m3/hr 34,000 CFM



  • Hydrogen Processes (more info)
  • Hydrocracking(more info)
  • Treating(more info)
  • Catalytic Reforming(more info)
  • Visbreaking(more info)
  • Coal to Liquid (CTL)
  • Gas to Liquid (GTL)
  • Other related processes.

Upstream & Midstream:

  • Gas Lift
  • Gas Gathering
  • Gas Field Depletion
  • Gas Transmission
  • Gas Storage
  • Gas Processing
  • LNG
  • Other related processes

Chemical & Petrochemical:

  • LDPE
  • Polysilicon
  • Ethylene
  • Propylene
  • Other related processes
Spare Parts

We supply a comprehensive range of spare parts for both our own and third-party compressors.

Our extensive network of local service centres in the Far East, Australia, Middle East, India and Brasil ensures a fast response to requests for spare parts.

The Thomassen Online Portal, ThOP is considered a special feature in the supply of spare parts. In this portal parts lists per machine are accessible online to our customers. ThOP also grants you access to updated manuals and drawings of your Thomassen compressors.

Intelligent warehousing and dedicated stocking and supply of parts ensures availability of spare parts when you need them.

Customers are primarily concerned with the reliable supply of products to their client organizations. These products must be delivered in line with the needs of their users and must adapt to peaks in demand. In some cases, a guaranteed productioncapacity must be available. Howden Thomassen has maintenance agreements with Shell and other major players for supply of parts and service to maintain the equipment on site.

Compressor training
Howden Thomassen Compressors courses offer more than theoretical knowledge. The proximity of our manufacturing facilities also allows participant to gain practical experience. We organise tailored as well as open courses. Our courses are recognised for their thoroughness, attention to detail and high standards. Over the years, we have shifted our focus from maintenance to compressor operation in the broadest sense. Our training centre, which is regularly used to instruct service engineers, is equipped with the very best facilities.

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