B-Harko H6 Euro Profile Cylinder 26/36mm Brass 5-Pin Class 6 Durability EN 1303

Product Overview

The B-Harko H6 26/36 mm Euro profile cylinder operates as a 5-pin lock insert, designed for installation in doors within residential and commercial buildings. Tested by the Building Research Institute (ITB) and certified in accordance with PN: EN 1303:2015-07, this cylinder meets class 4.0 requirements for security, durability, and corrosion resistance. Its brass construction offers long-term use in environments from -20°C to +80°C.

The key differentiator for the B-Harko H6 is its class 6 durability rating, guaranteeing at least 100,000 operational cycles. This high endurance eliminates frequent replacement risks in high-traffic areas and fulfills stringent requirements for demanding commercial facilities. Recommended specifically for bulk procurement in larger residential projects, office renovations, and for builders seeking reliable, certified lock hardware.

Key Features

• Class 6 durability ? minimum 100,000 cycles ensures longevity in frequent-use doors


• Corrosion resistance class C ? operates in environments from -20°C to +80°C, suitable for indoor and less-protected outdoor doors


• Security rating class 4 ? at least 30,000 key variations for enhanced protection against unauthorized access


• 5-pin mechanism ? provides a higher level of picking and manipulation resistance


• Torque resistance ? resists attacks up to 15 Nm for increased mechanical security


• Solid brass key ? 2.3 mm thick for durability and long service life


• Tested to PN: EN 1303:2015-07 ? third-party certified by ITB for safety and performance compliance

Technical Specifications

• Cylinder Length: 26/36 mm


• Number of Pins: 5


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


• Corrosion Resistance: Class C


• Security Class: 4 (?30,000 key combinations)


• Torque Resistance: 15 Nm


• Temperature Range: -20°C to +80°C


• Material: Brass (cylinder and key)


• Certification: PN: EN 1303:2015-07


• Number of Keys: 3


• Key Thickness: 2.3 mm

Applications

Suitable for interior and exterior doors in apartment complexes, modern homes, office buildings, and light commercial environments where certified and durable lock solutions are required. Especially suited for projects requiring high operational cycles, moderate to high security, and proven corrosion resistance, such as rental properties or facilities management contracts.

Packaging & Shipping

Each cylinder is delivered in aesthetic retail packaging including the lock insert, 3 brass keys, a mounting screw, and care and installation instructions. Declaration of conformity and test certificate available as included documentation.