KFV 115-1/2 72/55/20/8 WB Mortise Lock 200kg Fire Rated High Durability

Product Overview

KFV 115-1/2 72/55/20/8 WB (3105070) is a universal mortise lock designed for both exterior and interior doors in public utility buildings, capable of handling doors weighing up to 200 kg. Its lever-operated mechanism and compatibility with fire-rated doors make it suitable for demanding commercial and institutional settings, including offices, schools, and healthcare facilities. The lock is also tested for high corrosion resistance, supporting long-term use under varied environmental conditions.

What sets this lock apart is its certified durability, verified to withstand 200,000 cycles under a latch load of 50N, which substantially reduces the risk of premature wear and maintenance interruptions in high-traffic areas. This longevity makes it a practical choice for building administrators and bulk specifiers seeking reliable hardware for large-scale projects or public sector installations.

Key Features

• Universal L/R configuration ? fits both left- and right-handed doors for flexible installation


• Lever-operated mechanism ? supports user-friendly access and compatibility with common door handles


• Certified for fire-rated doors ? can be installed in doors requiring fire protection compliance


• High corrosion resistance ? maintains performance in humid and challenging environments


• Durability: 200,000 cycles ? suitable for heavy traffic and reduces maintenance frequency


• Supports doors up to 200 kg ? accommodates robust entryways in commercial and institutional buildings

Technical Specifications

• Lock Type: Mortise


• Configuration: Left/Right (Universal)


• Door Weight Capacity: 200 kg


• Durability: 200,000 cycles at 50N latch load


• Backset: 55 mm


• Distance: 72 mm


• Faceplate Width: 20 mm


• Lever: Included


• Application: External and internal doors


• Fire Door Compatibility: Yes


• Corrosion Resistance: High

Applications

Widely used in public utility buildings such as offices, hospitals, schools, and commercial venues. Suitable for both external and internal doors, including fire-rated applications. Ideal for bulk installation in renovation and new construction projects where long-term durability and compliance are required.

Packaging & Shipping

Standard export packaging. Each unit includes the lock body, lever mechanism, and installation hardware. Individual boxing with instruction sheet for easy installation.