WILKA 1122 Mortise Lock 72/55 WC DIN 18251 Nickel-Plated Left-Handed

Product Overview

The WILKA 1122 72/55 WC mortise lock is intended for installation in internal wooden doors, commonly used in residential and commercial environments where privacy solutions such as WC locks are required. It holds compliance with DIN 18251, providing assurance of consistent performance and compatibility with European door hardware standards. This lock features a nickel-plated finish and a left-hand orientation, accommodating standard European interior door installations.

The lock distinguishes itself with its specific backset and distance measurements?72 mm between handle and thumb turn, 55 mm backset?which match precise door hardware expectations for replacement and new-fit projects. This SKU is tailored for projects where exact dimensional matching and DIN 18251 certification are procurement requirements, making it ideal for bulk installation in residential apartment complexes, hospitality renovations, or commercial office fit-outs.

Key Features

• DIN 18251 compliant ? meets European standard for mortise locks for interior doors


• Nickel-plated finish ? corrosion-resistant surface suited for long-term interior use


• 72 mm distance (handle to thumb turn) ? compatible with common WC accessory sets


• 55 mm backset ? fits standard interior door preparations in Central Europe


• Left-handed version ? matches specific door opening orientations in project specifications


• Mortise design ? enables flush integration with wooden door leaves


• Supplied without strike plate ? for flexible selection of door frame hardware

Technical Specifications

• DIN Standard: 18251


• Backset: 55 mm


• Distance (Handle to Thumb Turn): 72 mm


• Faceplate Dimensions: 20x235x3 mm


• Finish: Nickel-plated


• Handedness: Left


• Intended Door Type: Internal wooden door

Applications

Used in internal wooden doors in residential apartments, commercial office spaces, and hospitality facilities. Designed for washrooms, WC compartments, and privacy-focused interior spaces. Required in projects specifying DIN 18251 compatible hardware and standardized door measurements. Suitable for bulk procurement in new builds or renovations where left-handed locks are mandated.

Packaging & Shipping

Standard export packaging. Unit includes the mortise lock body in nickel finish. Strike plate not included; installation accessories and hardware must be sourced separately.