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KÖNIG — Window | Glass to the Future | Since 1991

Railway Window Solutions

KÖNIG develops and manufactures window systems for trains, trams and metro vehicles.

We support railway projects with technical preparation, aluminium frame manufacturing, glass integration, certified workflows and project-specific production.

Fast change solution
Selected window systems can be replaced within 30 minutes, with rubber-mounted quick-change solutions available depending on the project.
High-speed & flexible installation
Window systems for railway vehicles operating at 200+ km/h, with installation options including clamps, adhesive bonding, rubber mounting and screw-fixed solutions.
BOM-561/002D, a driver-side window from the KÖNIG range
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Window systems for railway projects

Finished double-glazed KÖNIG window units on a pallet, ready for delivery

Railway windows have to meet more than visual and dimensional requirements.

They need to fit the vehicle body, support safe installation, meet project documentation needs and perform reliably throughout long service periods. In many rail projects, the window is part of a broader technical system where the frame, glass, bonding, welding, surface treatment and installation method all have to work together.

KÖNIG manufactures railway window systems for tram, metro and railway vehicle projects. We can support new developments, custom requirements and replacement needs based on drawings, technical specifications, samples or existing project information.

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Window Types

Tram Windows

Window systems for tram projects where appearance, fit, sealing and long-term reliability are all part of the requirement.

KÖNIG can support tram window projects with custom dimensions, aluminium frame production, glass integration and production processes aligned with the technical specification.

Metro Windows

Window solutions for metro where the window has to fit precisely into the vehicle design and support dependable operation in intensive daily use.

Metro window projects often come with stricter technical requirements, including EN 45545 fire safety compliance, higher impact, vibration and pressure resistance, and a strong focus on passenger safety.

Railway Vehicle Windows

Window systems for railway vehicles where technical documentation, quality control, bonding, welding and production reliability are important throughout the project.

KÖNIG supports railway window manufacturing from the preparation phase to finished product delivery.

Custom Railway Projects

Not every railway window requirement fits an existing design.

KÖNIG can review project-specific requirements such as custom sizes, special frames, glass specifications, surface treatment, installation methods and replacement needs.

Vehicles

BOM-513/001DN

Tilting Window

Type
Platform
Regional EMU
Position
Passenger compartment
For trains up to 160 km/h
20 mm DSG
Conductor locking
modular
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Railway window solutions for different vehicle platforms

KÖNIG manufactures railway window systems for:

Tram windows
Metro windows
Railway vehicle side windows
Fixed window structures
Custom rail window systems
Replacement windows
Project-specific aluminium frame and glass assemblies

Each request is reviewed according to the vehicle type, technical requirements, production feasibility and expected use environment.

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Services for Railway Window Projects

Railway window projects often begin with a technical requirement, drawing package, vehicle concept or replacement need.

KÖNIG can support the early phase by reviewing available documentation, checking manufacturability, clarifying frame and glass requirements, and helping define a production-ready solution.

This is especially important when the project involves a new vehicle platform, a custom geometry or a window structure that has to fit an existing body design.

KÖNIG handles key aluminium processing steps in-house.

This can include cutting, bending, welding, grinding, deburring and frame manufacturing. Keeping these processes close helps maintain better control over the details that influence fit, finish and final quality.

Railway window frames can be produced with different surface treatment options depending on the project requirements.

The right finish is not only a visual question. It also affects durability, consistency and how well the window integrates with the vehicle design.

KÖNIG can support both the frame side and the glass-related requirements of a railway window project, helping align the complete system from a technical and production perspective.

Railway window manufacturing can require controlled bonding and assembly processes based on the project specification.

The goal is to create a stable, consistent and well-finished structure that meets the technical and installation requirements of the vehicle.

Quality control is part of the production process, not only a final step.

Manual checks and multi-stage inspection help detect issues earlier, reduce production risk and support the level of consistency expected in rail industry projects.

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Customization Options

Developed around the project requirement

Railway window projects are often defined by precise technical, aesthetic and compliance expectations. KÖNIG can support different project-specific requirements depending on the vehicle and application.

Customization options may include:

Frame dimensions and geometry
Fixed or project-specific window structures
Flat or curved glass options
Glass types and colours according to project requirements
Black or white ceramic silk print
Anodized or powder coated frame finishes
Bonded glass and frame assemblies
Project-specific sealing, drainage and installation solutions
Powder-coated aluminium window frames on a rack after surface treatment
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Controlled production for demanding railway projects

Aluminium window frames on transport racks on the KÖNIG production floor

Railway vehicle projects require reliable production processes, clear documentation and consistent execution. KÖNIG supports these projects with integrated manufacturing capabilities, including aluminium frame production, surface treatment, glass integration, assembly and quality checks.

Because many key processes are handled within the production site, the team can coordinate technical details more closely and maintain better control over production steps. This matters in rail projects where small differences in geometry, finish, bonding or assembly can influence installation and long-term performance.

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Quality and Certifications

Certified processes for transport industry requirements

Railway window projects require suppliers who understand the importance of standards, documentation and controlled manufacturing. KÖNIG works with certified processes and quality systems that support international transport projects. Relevant certificates include:

ISO 14001:2015
ISO 9001:2015
IATF 16949:2016
DIN EN 15085-2
MSZ EN ISO 3834-2
DIN EN 17460
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Insights from vehicle window manufacturing

Practical articles on vehicle window development, OEM supply, production, quality control and spare part support.

Do you need a railway window & glass manufacturing partner?

Send us your drawing, technical specification, sample or project brief. Our team will review the request and help identify the right technical and manufacturing route.