Mortice lock TKZ40/20 R/L ER PZ (Art. no. 45551)

  • For internal doors/apartment doors
  • Self-locking when closing the door
  • Can be used right and left (forend and latch reversible)
  • Forend 20 x 235mm (round)

Mortice lock TKZ40/20 R/L ER PZ (Art. no. 45551)


  • For standard door cylinders (no free-turning cam needed)
  • Latch brass nickel-plated, square bolt malleable iron
  • High capacity of resistance by use of high quality materials
  • With anti-panic feature (can be opened with the handle from the inside)
  • According to DIN 18251 class 3
  • Steel bolt with 21 mm protrusion
  • Stainless-steel forend
Technical drawing
Art. no.: 45551
Level: 9
Article group: 18
Backset: 55 mm
Distance measure: 72 mm
Forend: 20 rund mm
No. of keys supplied: without key
Packaging: sleeve
color: stainless steel


Mortice locks

The mortice lock is activated by the door cylinder – it may be invisible but it has a crucial function. Just as it's impossible to start an engine without a starter motor, a door cannot be locked without a mortise lock. ABUS mortise locks that meet DIN 18251 ABUS offers a wide range of mortise locks that meet DIN 18251 with solutions for a variety of needs, e.g. fire doors or doors with narrow profiles. The premium product is the TKZ 40 – ...
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