Door Hardware Products

DORMA T900 Series Locks

Grade 2 Tubular Locksets

Designed to blend with M9000 lever locks, the T900 Series is easy to install with preassembled trim and the quality you expect from DORMA. T900 Series locksets will meet and exceed the expectations of the most demanding architects and design professionals.


Locks meet ANSI/BHMA Grade 2 requirements.

  • Easy to install in both wood or hollow metal doors
  • Auxiliary support springs in levers ensure smooth operation and long life
  • Standard door thickness ranges from 1-3/8″ (35 mm) to 1-3/4″ (44 mm) thick
  • Optional UL/CUL model for use on 3-hour fire-rated doors

Product details

Design and functions

All DORMA T900 Series tubular locks feature matching lever designs to the M9000 mortise locks, providing exceptional reliability and are manufactured with the finest materials for exceptional durability. They provide a wide variety of functions and the most popular finishes.

Recommended Applications

The DORMA T900 Series is recommended for hotel guest rooms, high-end apartments, condos, office buildings, and residential applications.