LOB 90/50 Mortise Latch Lock Universal Handed Yellow Zinc 100kg High Traffic Use

Product Overview

The LOB 90/50 yellow zinc mortise latch lock is intended for both interior and exterior doors in residential, educational, and public buildings. Supporting left or right-handed installation, it can be used for doors weighing up to 100 kg. Durability has been laboratory tested to 200,000 cycles, attesting to suitability for high-traffic zones and institutional environments.

A distinguishing feature of this lock is its versatile universal configuration, allowing installation on both left- and right-handed doors without requiring separate SKUs or additional parts. This simplifies procurement and inventory management for facility maintenance teams or wholesalers supplying varied facilities. The LOB 90/50 is recommended for institutional buyers responsible for frequently accessed buildings such as schools, government offices, and public sector facilities.

Key Features

• Universal L/R installation ? single lock supports both left- and right-handed doors


• Tested for 200,000 cycles ? meets endurance needs in high-traffic or public facilities


• For doors up to 100 kg ? suitable for a broad range of wood or metal doors


• Yellow zinc finish ? provides corrosion resistance for longer lock life


• Includes strike plate and screws ? complete kit for standard door preparation


• Supports interior and exterior use ? applicable in residential and institutional environments

Technical Specifications

• Lock Type: Mortise latch lock


• Handing: Universal (left/right)


• Door Weight Capacity: Up to 100 kg


• Finish: Yellow zinc plated


• Cycle Durability: 200,000 cycles (laboratory tested)


• Installation: For interior and exterior doors


• Country of Manufacture: Poland

Applications

Designed for use on both wooden and metal doors in residential properties, schools, public offices, and institutional buildings. Suitable for high-traffic entrances, facility doors, and locations requiring durable yet universal fit locking hardware. Can be used on both inward and outward opening doors thanks to universal handing.

Packaging & Shipping

Standard export packaging. Unit includes the mortise lock body, strike plate, mounting screws, and installation manual.