LOB ARES WG54 30g/55 Euro Cylinder Lock with Knob Nickel EN 1303 Fire Rated

Product Overview

The LOB ARES WG54 30g/55 is a double-sided Euro profile cylinder lock with a knob, designed for use in mortise locks across residential and commercial settings. Certified according to PN EN 1303:2015-07, it offers the highest grades in durability (class 6: minimum 100,000 cycles), corrosion/temperature resistance (class C: -20°C to +80°C), and high key security (class 4: at least 30,000 key differs). This cylinder is also approved for use in fire-rated door assemblies, making it suitable for demanding safety and compliance environments.

The distinguishing feature of this specific variant is the integrated thumb-turn knob on the 55 mm side, which facilitates emergency exit and internal access control without the use of a key. This hardware design simplifies compliance with fire safety regulations and enhances accessibility in high-traffic stairwells, offices, or multi-unit buildings. Particularly advantageous for facility managers and procurement for fire-rated and escape route door installations.

Key Features

• Double-sided cylinder with knob ? internal thumb-turn enables quick locking/unlocking without key


• Durability class 6 ? tested for at least 100,000 operating cycles (PN EN 1303)


• Key security class 4 ? over 30,000 possible key combinations for controlled access


• Corrosion/temperature class C ? resists harsh conditions from -20°C to +80°C, suitable for unheated spaces


• Certified for fire-rated assemblies ? permissible in fire and smoke control doors per standards


• Nickel finish ? durable and visually compatible with modern and commercial hardware


• Supplied with 3 nickel-plated keys ? supports multiple authorized users per cylinder

Technical Specifications

• Length: 30g/55 mm (30 mm with knob/55 mm without knob)


• Cylinder Type: Euro profile


• Standard: PN EN 1303:2015-07


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


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


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


• Fire-rated Door Approval: Yes


• Keys Included: 3


• Finish: Nickel

Applications

Appropriate for use in fire-rated and smoke-control door assemblies in residential and commercial buildings such as apartments, offices, educational institutions, and public facilities. The integrated knob suits emergency exits, stairwell access, and interior doors where quick keyless egress is required. Widely used in new construction, security upgrades, and bulk retrofit installations.

Packaging & Shipping

Each cylinder is individually packed in attractive retail packaging with three keys, a mounting screw, and installation instructions. Standard export cartons used for bulk shipments; suitable for both distribution and direct installation supply.