Gerda E1 35g/30 Cylinder Lock with Knob Brass PN-EN 1303 Class C Fire Door

Product Overview

The Gerda E1 35g/30 cylinder lock with knob (brass finish) is designed for use with mortise locks in commercial, residential, and institutional doors. Certified to PN-EN 1303:2007, it meets stringent requirements for security and durability, including fire and smoke door compatibility. It offers high resistance to corrosion and operates reliably between -20°C and +80°C, making it suitable for diverse indoor environments.

What sets the E1 35g/30 apart is its top-level corrosion resistance (Class C), eliminating procurement risks related to environmental degradation in demanding locations. Its PN-EN 1303 certification and fire/smoke door approval also simplify compliance for facility managers and specifiers handling large-scale safety projects. This model is particularly suited for bulk procurement in fire-rated door installations or facility upgrades where both safety and longevity are critical.

Key Features

• Certified PN-EN 1303:2007 ? meets European standards for cylinder locks and security


• Durability min. 100,000 cycles ? ensures long-term reliable operation in frequently used doors


• Corrosion resistance Class C ? highest classification, suitable for high-humidity or challenging environments


• Temperature range -20°C to +80°C ? suitable for unheated, transitional, or heated spaces


• Fire and smoke door approved ? legal for installation in fire-rated and smoke-control doors


• Knob operation ? enables convenient access without a key from one side


• Brass finish ? aesthetic, durable surface with resistance to tarnishing

Technical Specifications

• Certification: PN-EN 1303:2007


• Durability: minimum 100,000 cycles


• Corrosion Resistance: Class C


• Operating Temperature: -20°C to +80°C


• Finish: Brass


• Includes: 3 cut keys, mounting screw, knob


• Compatible Lock Type: Mortise locks


• Fire and Smoke Door Approval: Yes

Applications

Used in residential, commercial, public, and institutional buildings on doors equipped with mortise locks. Approved for fire-rated and smoke-control door assemblies, supporting compliance in hospitals, schools, hotels, and office facilities. Suitable for facility upgrades and bulk installation where robust environmental resistance and certified security are required.

Packaging & Shipping

Each unit is blister-packed with three cut keys, a mounting screw, and the cylinder lock with knob. The packaging is designed for retail and bulk shipment, supporting both single-unit and multi-unit procurement.