BOX 72/55 Cylinder Mortise Lock Left Hand Class C Corrosion Sand Lacquer 100kg

Product Overview

The Zamek bębenkowy 72/55 BOX in sand lacquer finish is a cylinder mortise lock designed for left-hand doors in public utility buildings. Suitable for doors weighing up to 100 kg, it is rated to withstand at least 100,000 operating cycles at a latch load of 10N. The lock features corrosion resistance classified at class C, supporting its suitability for long-term use in demanding environments.

A key differentiator of this product is its class C corrosion resistance, which minimizes the risk of operational failure or premature wear in areas exposed to humidity or fluctuating conditions. This aspect is especially valuable for facility managers and procurement teams specifying hardware for high-traffic institutional or commercial projects where durability and long lifecycle are critical. Recommended for public buildings, schools, hospitals, and other areas with frequent door usage and strict maintenance requirements.

Key Features

• Cylinder mortise lock ? compatible with standard European cylinder profiles


• Left-hand configuration ? tailored for left-opening door installation


• Tested durability ? withstands 100,000 cycles under 10N latch force


• Class C corrosion resistance ? suitable for challenging or humid environments


• Supports door mass up to 100 kg ? adequate for medium/heavy internal doors


• Sand lacquer finish ? provides additional surface protection and modern appearance


• 3-year manufacturer's warranty ? assures product longevity

Technical Specifications

• Lock Type: Cylinder mortise (zapadkowo-zasuwkowy)


• Door Weight Capacity: Up to 100 kg


• Corrosion Resistance: Class C


• Cycle Test: 100,000 cycles at 10N force


• Handing: Left (lewy)


• Finish: Sand lacquer (lakier piaskowy)


• Warranty: 3 years

Applications

Used primarily in doors of institutional and public utility buildings such as offices, schools, hospitals, and government facilities. Suitable for left-handed door installations requiring a robust lock with enhanced corrosion resistance, supporting high-traffic interior doors weighing up to 100 kg. Especially appropriate for areas exposed to humidity or demanding maintenance standards.

Packaging & Shipping

Standard export packaging. Unit includes the mortise lock body and installation accessories.