B-Harko H6 Euro Profile Cylinder 26/26mm Satin Nickel EN 1303 Durability Class 6

Product Overview

The B-Harko H6 26/26 mm Euro profile cylinder lock is designed for residential and commercial interior and exterior doors requiring enhanced security and durability. Certified by the Institute of Building Technology (ITB) to the PN: EN 1303:2015-07 standard and rated at security class 4.0, this cylinder is suitable for environments where robust protection against unauthorized access and long service life are required. Its satin nickel finish blends with modern architectural styles, making it well-suited for new construction and retrofit projects alike.

What distinguishes this SKU is its endurance classification ? durability class 6, guaranteeing a tested service life of at least 100,000 operating cycles. For B2B buyers, this drastically reduces replacement intervals and minimizes long-term maintenance risks compared to lower-class cylinders. This lock is particularly recommended for facility managers, developers, or property owners specifying hardware for high-traffic office, residential, or public sector buildings.

Key Features

• Endurance class 6 ? tested for at least 100,000 open/close cycles under EN 1303:2015-07


• Corrosion resistance class C ? functions reliably from -20°C to +80°C, suitable for exterior or variable climate use


• High key security ? at least 30,000 key code combinations, class 4 per EN 1303


• 5-pin mechanism ? increased manipulation and picking resistance


• Torque resistance 15 Nm ? enhanced protection against forced opening via cylinder twisting


• Includes 3 robust 2.3 mm thick brass keys for long service life


• Satin nickel finish ? modern look and matched aesthetic for new interiors

Technical Specifications

• Cylinder Length: 26/26 mm


• Security Class: 4.0


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


• Corrosion/Temp Class: C (-20°C to +80°C)


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


• Pin Count: 5


• Torque Resistance: 15 Nm


• Key Material: Brass, 2.3 mm thickness


• Certification: PN: EN 1303:2015-07


• Certification: Tested by ITB


• Finish: Satin nickel


• Included Keys: 3

Applications

Intended for use in residential apartment doors, commercial offices, utility rooms, and public sector sites where medium to high security and durability are required. Compliant with EN 1303:2015-07, it is suitable for projects demanding certified hardware, such as property renovations, new build developments, facility upgrades, and bulk contract supply. Also applicable for doors exposed to variable weather owing to its corrosion resistance.

Packaging & Shipping

Each unit is supplied in an individual aesthetic box containing the cylinder lock, three brass keys, a mounting screw, and a maintenance and installation manual. Declaration of conformity and test certificates are provided in an attached document.