Vehicle windows, doors and partitions
Windows, doors, partitions and driver protection systems for rail vehicles, buses, commercial and special vehicles. From Wuppertal, since 1935.

Carl Wilhelm Cleff designs and manufactures vehicle windows, doors and partitions. Design, welding, bonding and assembly are all done in-house in Wuppertal.
For rail vehicles, Cleff is certified to EN 15085-2 CL 1 and DIN EN 17460. More than 4,000 driver workstations are fitted with the DPS driver protection system, and customers in 25 countries are supplied.
Product, company, processes
| Product | Company | Processes |
|---|---|---|
| Vehicle windowsBonded to DIN EN 17460. | Cleff | Design, Bonding, Assembly |
| Vehicle doorsFor rail, commercial and special vehicles. | Cleff | Design, Welding, Bonding, Assembly |
| Partitions and driver protectionMore than 4,000 driver workstations fitted with DPS. | Cleff | Design, Welding, Bonding, Assembly |
Frequently asked questions
Which vehicles do you supply windows and doors for?
For rail vehicles, buses, commercial and special vehicles.
How are the windows fitted?
Cleff bonds windows and glazing to DIN EN 17460, the standard for bonding in rail vehicle manufacturing.
Do you offer driver protection for buses?
Yes. Cleff partitions and the DPS driver protection system are installed in more than 4,000 driver workstations.

