Gerda E1 35g/35 Profile Cylinder Brass Knob PN-EN 1303:2007 Fire Door Rated

Product Overview

Gerda E1 35g/35 Brass Cylinder is a mortise-compatible profile cylinder used in security doors and commercial access systems. It is certified according to PN-EN 1303:2007 with a durability rating of at least 100,000 cycles and features class C resistance to corrosion and extreme temperatures. Approved for installation in fire-rated and smoke-control doors, this cylinder meets stringent safety requirements for professional environments.

The standout feature of this model is its brass knob, which allows convenient locking and unlocking from the inside without a key. This reduces operational complexity for facility managers and tenants, especially in multi-unit residential buildings or office spaces. Particularly recommended for bulk procurement in fire safety building projects and for retrofitting existing access points demanding certified, robust hardware.

Key Features

• Brass knob operation ? offers internal keyless locking for enhanced user convenience


• PN-EN 1303:2007 certified ? meets European standards for security and durability


• Fire and smoke door approved ? suitable for installation in doors requiring certified hardware


• Durability rating ? minimum 100,000 operating cycles for long service life


• Corrosion resistance class C ? withstands aggressive environments and high humidity


• Temperature resistant ? operates from -20°C to +80°C, suited for exterior and interior applications


• Includes 3 cut keys ? ensures immediate deployment for facility managers

Technical Specifications

• Length: 35g/35 mm


• Operation: Thumbturn knob inside, key outside


• Certification: PN-EN 1303:2007


• Durability: ?100,000 cycles


• Corrosion Resistance: Class C


• Temperature Range: -20°C to +80°C


• Fire Door Compatibility: Yes


• Smoke Door Compatibility: Yes


• Material: Brass (knob)


• Keys Included: 3 cut keys

Applications

Designed for use in commercial, office, and multi-family residential buildings, especially where fire-rated and smoke-control doors are required. Suitable for new construction or retrofitting mortise locksets in environments exposed to temperature variation and high humidity. Meets procurement criteria for certified hardware in safety-sensitive projects.

Packaging & Shipping

Each unit is supplied in an aesthetic package and includes the profile cylinder, three cut keys, mounting screw, and installation manual. Ready for direct installation upon delivery.