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Switchgear: Wide product catalogue answering to every customer need


Switchgear at a glance

  • Dedicated Centre of Excellence for switchgear
  • Safe, reliable and easy maintenance
  • Optimised solutions for low lifecycle costs
  • Extensive catalogue of customised products

Alstom offers an extensive range of standard high-quality switchgear components and services which include circuit breakers, contactors and disconnectors. The range of solutions covers all types of rail vehicles, from light rail, metros, commuter to regional trains and high speed as well as locomotives. Alstom’s solutions are in use across all five continents.

years of experience
units in operation
countries use switchgears

Suited to customer requirements  

Alstom’s switchgear solutions are suitable for all operating environments. Components have been designed to comply with the latest standards, to withstand temperatures below -40°C and above 85°C as well as extreme humidity. The range covers rolling stock and infrastructure applications. Products can be supplied case-mounted or standalone for integration.

Contactor © Alstom
Contactor © Alstom
Our circuit breakers are available in the following ranges: 750 Vdc, 1,500 Vdc, 3,000 Vdc for thermal currents ranging from 1,200A to 5,000A.

Additional services

Alstom’s product offering does not stop at design and manufacture: Alstom accompanies its customers throughout the lifecycle of their systems. With product maintenance and repair services and an extensive range of spare parts, customers’ energy subsystems are guaranteed optimal availability. The Alstom service offer also extends to support at customers’ premises in the form of test benches and training. Alstom combines its in-house development and innovation with long-standing experience of railway systems to guarantee customers receive the latest reliable state-of-the art products and support.


A High Speed Circuit Breaker (HSCB) included inside its insulating box. The electrobox is a very compact HSCB box for 750 VdC or 1,500 Vdc applications. 

The design principles of the electrobox are:

  • Compact: Electrobox is a compact product for urban roof mounting applications
  • Reliability: More than 3,000 circuit breaker boxes in operation
  • Easy & low maintenance: Design simplifying maintenance without specific tools.     
  • Worldwide after-sales service

Protected against harsh environments thanks to natural ventilation that prevents the entry of dust and condensation.

A_High_Speed_ Circuit_ Breaker_Electrobox.JPG
Electrobox 750V with ARC 812 DC Circuit Breaker.