Railway Technology is using cookies

We use them to give you the best experience. If you continue using our website, we'll assume that you are happy to receive all cookies on this website.

ContinueLearn More X

Sulzer Repair and Maintenance Services for Rail Traction Motors


Sulzer supplies customised service solutions to optimise the performance and reliability of traction motors and other rotating equipment.

The company also performs automatic undercutting, profiling, welding and resurfacing of commutators, as well as rotor testing and in-situ commutator profiling.

Repair, overhaul and re-engineering of railway components

Sulzer is experienced in servicing AC and DC traction motors, generators, bogies, braking systems, gearboxes and equipment used in the transportation sector.

With extensive design and manufacture capabilities, the company produces commutators and slip rings, in addition to complete motor and generator repairs.

Sulzer’s workshops are equipped with the latest 3D computer-aided design (CAD) systems and software for re-engineering and manufacturing of both mechanical and electrical components.

Rail inspection and testing services

Sulzer’s service capabilities range from inspection to repairs, testing, and commissioning. The company’s overhaul processes extend the lifetime of all critical parts and its highly effective processes offer fast delivery.

All services comply with Railway Group standards and approved procedures.

Locomotive bogie maintenance

Sulzer supplies a wide range of services to maintain locomotive bogies.

The company measures, develops and installs suspension pads, as well as replaces primary and / or secondary pads.

Sulzer also performs symmetry measurement inspection, in-situ machining on the bogie, and removal of broken studs and line boring.

Traction machine services for the rail sector

Sulzer offers industrial services for traction machines and motors, including welding repairs, non-destructive testing, removing damaged sections, precision measuring and hot wire tungsten inert gas (TIG) welding.

Additional traction services include:

  • Commutator machining, undercutting and beveling
  • Low and high-speed balancing
  • TIG and metal inert gas (MIG) welding
  • (Dielectric) in-house or on-site testing
  • Load and black band testing

All services are performed in-house, which improves the workflow and the efficiency of the project, as well as the cost-effectiveness for clients.

About Sulzer

Sulzer makes sure clients receive the highest quality repair and fastest delivery by managing each stage of the project, from design to testing and re-installing serviced parts.

The company provides localised services in approximately 100 locations, optimising the project experience and enabling clients to maintain and build on the relationship with their local repair centre.

Make an enquiry

Press Release

Sulzer Releases CPE End-Suction Centrifugal Pumps

Sulzer's innovative CPE end-suction single-stage centrifugal pumps are designed for a range of industrial applications.

White Papers

Service Solutions for the Rail Industry

Sulzer is recognised worldwide for its experience servicing AC and DC traction motors, braking systems, bogies, gearboxes, generators, and other transportation equipment and parts.

Sulzer Management Ltd

Neuwiesenstrasse 15

8401 Winterthur


+41 522 621 155 +41 522 620 040 www.sulzer.com

Sulzer Images

Products and Services


Related Projects

Press Release

5 June 2018

Sulzer's innovative CPE end-suction single-stage centrifugal pumps are designed for a range of industrial applications.

Read more
9 April 2018

Renova has agreed to transfer ownership of five million Sulzer shares to the company as Sulzer aims to minimise business disruption.

Read more
2 March 2018

Last year, organic order intake grew 2%, and 12% with acquisitions included. Entering the year with a low order backlog, however, meant that sales lowered organically, despite growing by 5%.

Read more
12 January 2018

Sulzer has announced that it has acquired product removal company JWC Environmental, LLC (JWC).

Read more
22 June 2017

Sulzer is pleased to reveal it has completed its acquisition of Ensival Moret, an industrial pumping solutions company.

Read more
2 May 2017

Sulzer is pleased to announce that it achieved an order intake of Sfr757.6m during the first quarter of 2017, which marks significant increase over the Sfr684.6m achieved in the same period of the previous year.

Read more
31 March 2017

Sulzer is pleased to reveal that though its currency-adjusted order intake and sales decreased by 2% in 2016, the number of orders processed in every industry but gas and oil (power, water, general industries) experienced an increase.

Read more
1 February 2017

Sulzer has completed the acquisition of Ensival Moret (EM), a part of Moret Industries. Sulzer will immediately start to integrate EM in its pumps equipment division. Combining the complementary product portfolios enables Sulzer to become a full line supplier in most industrial process applications.

Read more
30 November 2016

On 25 November 2016, Sulzer entered into exclusive discussions with Moret Industries to acquire its subsidiary Ensival Moret (EM). The enterprise value for the proposed transaction is €80m (Sfr85m).

Read more
2 October 2016

The flagship of Sulzer's product portfolio for the clean water market is the new, highly reliable and efficient standard axially split casing SMD pump.

Read more
26 September 2016

The SMD pump range is ideal for a wide range of high-volume flow applications where raw, clean, brackish or sea water is pumped. Such applications are water abstraction, treatment, transport, desalination, supply, and distribution. The pumps can also be used for firefighting, drainage, or distribution of heating and cooling media in residential and industrial systems.

Read more
26 July 2016

Operational EBITA and operational ROSA continued to be stable in the first half of 2016. Order intake, impacted by oil and gas market headwinds, decreased, but increased by 8% sequentially in the second quarter of 2016. Significant savings from the Sulzer Full Potential (SFP) programme offset the impact from market headwinds.

Read more
25 April 2016

Sulzer has been awarded a contract to refurbish the hydro generator at Lochay Power Station, after nearly 60 years of service.

Read more
21 April 2016

Orders from the water, power and general industry markets improved, whereas headwinds in the gas and oil market remained significant.

Read more
22 March 2016

The new pump series is designed to recirculate and pump activated sludge in wastewater treatment plants during the nitrification and denitrification process, as well as for the pumping of surface, storm and river water. It complements the submersible recirculation pump series ABS RCP.

Read more
17 February 2016

Sulzer has been contracted to deliver an extensive process pump package to Metsä Group's next-generation bio product mill in Äänekoski, Finland. The construction work of the mill is scheduled to be completed during the third quarter of 2017.

Read more
4 February 2016

In a bid to tackle local skills shortages, Sulzer's Birmingham Service Centre is continuing to take on apprentices working towards full-time employment in a vibrant and challenging industry.

Read more
3 February 2016

Sulzer has been shortlisted for two UK rail industry awards for its apprenticeship development scheme and recruitment excellence.

Read more

Regional Offices

Sulzer Management Ltd

Neuwiesenstrasse 15

8401 Winterthur


+41 522 621 155 +41 522 620 040 www.sulzer.com
Sulzer Dowding & Mills

193 Camp Hill


B12 0JJ

United Kingdom

+44 121 766 6161 www.sulzer.com
Sulzer Australia Pty. Ltd.

342-344 South Pine Road

4500 Brendale



+61 7 3881 0083 www.sulzer.com

Go Top