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DBAG Class 425

From Alfawiki
Adapted from the English Wikipedia article DBAG Class 425, available under CC BY-SA 4.0Updated 10 August 2025
Siemens, Bombardier, DWA collaboration
IndustryRail transport manufacturing
Area served
Germany
ProductsClass 425 and Class 426 electric multiple units

The Class 425 and Class 426 electric multiple units (EMUs) are manufactured through a collaboration between Siemens, Bombardier, and DWA, and are operated by DB Regio within Germany. While the Class 425 consists of four carriages, the Class 426 is composed of two, both sharing a common foundational design. Additionally, the Class 425 has been replicated as model trains in HO scale by Brawa and in N scale by Kato Precision Railroad Models.

Description

These EMUs are engineered as lightweight, powerful trains tailored for short to medium routes that require frequent stops, focusing on rapid acceleration capabilities. Their aluminium bodies are aerodynamically shaped to minimize air resistance and enable efficient automated cleaning processes. To boost acceleration, traction motors are distributed across eight out of the ten axles of the train.

The design of the Class 425 bears resemblance to Deutsche Bahn’s Class 424 and Class 423 train models.

A typical Class 425 set includes four cars connected via three jacobs bogies, with separation only possible during servicing. The two central cars fall under the Class 435 designation. A standard configuration is as follows:

  • 425 x
  • 435 x
  • 435 (x+500)
  • 425 (x+500)

For instance, the formation might be 425 153 + 435 153 + 435 653 + 425 653. Different combinations may arise when units that have been damaged are merged to maintain operational EMUs.

See also