Gerda E1 35g/50 Euro Cylinder with Knob Chromed PN-EN 1303:2007 Fire Door Rated

Product Overview

The Gerda E1 35g/50 Cylinder with Knob (chromed) is designed for use with mortise locks, providing secure access control for internal and external doors. It is certified in accordance with PN-EN 1303:2007 and has been tested for a minimum durability of 100,000 operating cycles. High resistance to corrosion (class C) and operation in temperatures from -20°C to +80°C make it suitable for demanding environments, including fire-rated and smoke-control doors.

What distinguishes this model is its integrated knob, allowing for fast and convenient door operation from the inside without the need for a key. This feature minimizes user lockouts and is especially valued in multi-tenant residential, hospitality, and public buildings requiring secure but user-friendly exit options. Recommended for procurement in commercial property management and new build residential projects requiring compliance with fire and smoke protection regulations.

Key Features

• Certified PN-EN 1303:2007 ? tested durability and safety compliance for European markets


• Minimum 100,000 cycles ? proven mechanical endurance for high-traffic installation


• Corrosion resistance class C ? suitable for humid, coastal, or chemically aggressive environments


• Operating temperature -20°C to +80°C ? reliable function in challenging climates


• Integrated knob ? keyless internal locking enhances convenience and emergency egress


• Fire and smoke door approved ? suitable for use in certified fire-protection door assemblies


• Supplied with 3 cut keys ? supports cost-effective key management

Technical Specifications

• Lock Type: Euro cylinder with knob


• Standard: PN-EN 1303:2007


• Durability: ?100,000 cycles


• Corrosion Resistance: Class C (highest)


• Temperature Range: -20°C to +80°C


• Fire Door Compatibility: Yes, for fire-rated and smoke-control doors


• Included Keys: 3 cut keys


• Finish: Chromed

Applications

Ideal for multi-dwelling residential doors, hotel rooms, offices, and public sector buildings. Approved for use in fire-rated and smoke-control door assemblies, making it suitable for compliance-driven new construction and upgrade projects. The internal knob function is particularly useful for situations requiring easy, keyless emergency egress.

Packaging & Shipping

Each unit is supplied in an aesthetic retail box including the cylinder with knob, three cut keys, a mounting screw, and installation instructions. Suitable for both individual distribution and bulk shipments for project procurement.