B-Harko H6 50g/50 mm Cylinder Lock Brass Knob EN 1303:2015-07 Class 6.0

Product Overview

The B-Harko H6 50g/50 mm cylinder lock is a brass mortise lock designed for door security in residential and commercial interiors. Certified by the Building Technology Institute (ITB), it complies with PN: EN 1303:2015-07, achieving class 6.0 for durability and key security. Operates reliably in environments ranging from -20°C to +80°C and is suitable for doors requiring high-cycle cylinder operation.

This SKU features a knob (gałką) configuration for convenient turn-side unlocking and locking, which significantly enhances access control and safety for spaces where internal lock manipulation is required without a key. Its top-rated corrosion resistance and tested endurance of at least 100,000 cycles make it an optimal choice for bulk procurement by facility managers or OEM integrators for modern interiors and high-traffic building projects.

Key Features

• Class 6 durability ? minimum 100,000 locking cycles, suitable for intensive use environments


• Corrosion resistance class C ? operates reliably from -20°C to +80°C for demanding conditions


• Six tumbler security ? increased protection against picking and unauthorized entry


• Knob configuration ? allows locking/unlocking from the inside without a key for added convenience


• Key security class 6 ? provides at least 100,000 key combinations


• 15 Nm torque resistance ? resists forced rotation attacks


• Solid brass key ? 2.3 mm thick ensures longevity and robustness

Technical Specifications

• Cylinder Length: 50g/50 mm


• Material: Brass


• Certification: PN: EN 1303:2015-07


• Durability Class: 6 (?100,000 cycles)


• Corrosion Resistance: Class C (high resistance; -20°C to +80°C)


• Key Security Class: 6 (?100,000 combinations)


• Number of Tumblers: 6


• Torque Resistance: 15 Nm


• Key Thickness: 2.3 mm


• Included Keys: 3

Applications

Used in internal doors of residential buildings, offices, and commercial interiors requiring certified security hardware. Suitable for spaces where high cycle durability, temperature resistance, and internal unlocking are important, such as apartments, hotel rooms, and public offices. Recommended for bulk installation in new builds, retrofit projects, and OEM procurement, especially where compliance with EN 1303:2015-07 is required.

Packaging & Shipping

Each cylinder lock is individually boxed with three solid brass keys, mounting screw, and instructions for maintenance and installation. Includes certification and test report documentation in package.