First trap door bolt lock approved by the SNCF. Product designed and manufactured in France

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Dény Security

Its industrial skill, its capacity for innovation and its abality for a swift adaptaion to special requests, make DENY SECURITY a favourite partner in the field of rail transport

N°1 of the lock railway

Dény Security : a reliable partner fully concentrated to the single business of access control !

The security you need

From a normal lock to a shielded three point lock for driver’s cabin door sealed against pressure waves, but also any kind of locking system to be used inside trains or for outside doors and trap doors...

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New Railway Catalog

Solutions proposées pour sécuriser vos accès

Railway catalog

Discover our new catalog dedicated to railway solutions. Find in this catalog   the new range of panic locks as well as other innovative locking solutions for rolling stock.


Accessibility of toilets in trains

Accessibility of toilets in trains

Serrrue PMR ferroviaire

Result of development of a year, working closely with SNCF engineering and society TRIOPLAST the new CD255F lock for toilet modules PMR from Deny Fontaine aims to simplify access restrooms to passengers with reduced mobility.

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