LOB 72/50 Mortise Lever Lock Yellow Zinc 200,000 Cycles Durability No Strike Plate

Product Overview

The LOB 72/50 mortise lever lock (yellow zinc, blister pack) is a universal lock designed for both exterior and interior wooden doors in residential and light commercial environments. It is suitable for door weights up to 100 kg, and is supplied without lever or strike plate. This model includes a key-operated mechanism and meets operational endurance for 200,000 cycles (latch unloaded), covering regular door usage requirements.

A primary distinguishing feature of this SKU is its certified durability to 200,000 cycles, which directly addresses maintenance and replacement risk for buyers managing building stock with frequent access demands. This endurance benchmark makes it recommended for facility maintenance contractors, small-scale residential developers, and commercial refurbishment projects requiring cost-effective, reliably cycled locksets.

Key Features

• Universal mortise design ? compatible with exterior and interior doors for flexible inventory and installation


• Endurance 200,000 cycles ? tested for high frequency of use without latch load


• Supports door weight up to 100 kg ? suited for a broad range of wooden doors in residential and business premises


• Yellow zinc plating ? provides corrosion resistance for longer service life, especially in environments with varying humidity


• Key-operated mechanism ? supplied with 2 keys for access control


• Supplied without lever or strike plate ? enables matching with project-specific hardware

Technical Specifications

• Lock Type: Mortise lever lock


• Lock Size: 72/50


• Max Door Weight: 100 kg


• Durability: 200,000 cycles (latch unloaded)


• Finish: Yellow zinc plated


• Pack Format: Blister packaging


• Included Keys: 2

Applications

Designed for residential and commercial wooden doors, both exterior and interior, where moderate to frequent use is expected. Suitable for facility upgrades, refurbishment works, or as a spare part for maintenance teams. Applicable for bulk procurement in housing projects and property management operations requiring standardized lock solutions.

Packaging & Shipping

Blister packaging includes the mortise lock body, two keys, and a complete set of mounting screws. Strike plate and lever handle are not included and must be sourced separately.