JANIA Z089 Mortise Lock 90/50 WC Key-Operated Reversible Universal Sand Lacquer

Product Overview

The JANIA Z089 Mortise Lock 90/50 WC is a universal lockset designed for both wooden exterior and interior doors in residential and light commercial environments. It features a key-operated latch mechanism and rapid reversibility of handing, enabling flexible use regardless of left or right door orientation. The lock is certified with a Certificate of Conformity authorizing the use of the B building mark, supporting compliance with Polish construction standards.

A distinguishing feature of this model is the lever system that allows the door to be opened using only the key, without the need for a handle. This is particularly valuable for B2B buyers seeking to reduce installation complexity and parts inventory on projects that require minimalist door hardware. It is recommended for bulk procurement in large-scale residential developments or facility refurbishments where lock reversibility and versatile operation are advantageous.

Key Features

• Key-operated latch ? opens without external handle for minimalist doors or where handle-free access is required


• Rapid reversibility ? mechanism allows quick change between left and right door handing


• Universal application ? fits both exterior and interior wooden doors (90/50 spacing)


• Certified ? Certificate of Conformity for use with Polish B building mark


• Includes strike plate and mounting screws ? complete for standard installation


• 5-year manufacturer's warranty ? long-term reliability for bulk and contract installations


• Made in Poland ? supports regional sourcing and compliance

Technical Specifications

• Application: Wooden doors, exterior and interior


• Backset: 50 mm


• Center distance: 90 mm


• Operation: Key-operated latch


• Reversibility: Quick-change, universal left/right


• Certification: Certificate of Conformity (B building mark)


• Country of Origin: Poland


• Warranty: 5 years

Applications

Used in residential and light commercial buildings for wooden doors requiring a mortise lock with rapid reversibility and handle-free operation. Suitable for both new construction and refurbishment. Meets requirements for projects utilizing the B building mark in Poland. Recommended for developers and contractors handling large-scale fitouts in apartments, offices, or social housing.

Packaging & Shipping

Standard export packaging. Each unit includes the mortise lock body, strike plate, mounting screws, and installation instructions.