Łucznik E8 30/40 Cylinder Lock Insert 6.D Certified Satin Nickel Anti-Bumping

Product Overview

The Łucznik E8 30/40 cylinder lock insert is designed for advanced security applications in both commercial and residential doors, including fire-rated and external entries. Certified to 6.D and resistance class C by the Instytut Mechaniki Precyzyjnej, it offers reliable performance and high tamper resistance, with anti-bumping and anti-snap technology for enhanced protection against unauthorized access. The insert is constructed from brass with a satin nickel finish and is supplied with five vertically milled keys and a key code card to control duplication.

This model?s ability to be integrated into Master Key and One Key systems differentiates it from standard profile cylinders, simplifying key management across large facilities or multi-unit buildings. Facilities managers, institutional buyers, and project contractors specifying high-security and flexible access control will find this solution particularly well-suited for bulk procurement and complex building projects with stringent safety requirements.

Key Features

• Certified 6.D security level ? verified by Instytut Mechaniki Precyzyjnej for compliance with advanced safety standards


• Anti-bumping and anti-snap ? core resists common break-in methods for maximum door protection


• Over 100,000 cycles durability ? suited for high-traffic commercial or institutional doors


• Class C burglary resistance ? provides strong defense for entry points in demanding environments


• Fire door compatible ? safe for fire-rated internal and external doors


• Supplied with 5 vertically milled keys and code card ? tight control over duplication and distribution


• Master Key and One Key ready ? designed for efficient key system integration in large facilities

Technical Specifications

• Profile: D


• Cylinder Size: 30/40 (sizes from 60 mm to 200 mm available)


• Material: Brass


• Finish: Satin nickel


• Number of Keys: 5 vertically milled


• Key Code Card: Included


• Durability: Over 100,000 cycles


• Security Class: C


• Resistance: 6.D (tested by Instytut Mechaniki Precyzyjnej)


• Anti-bumping: Yes


• Anti-snap: Yes


• Fire Door Compatibility: Yes


• Compatible Key Systems: Master Key, One Key


• Manufacturer: Łucznik LOCKPOL (MCM)

Applications

Widely used in commercial buildings, residential complexes, schools, offices, and facilities requiring elevated security for internal and external fire-rated doors. Suitable for integration into Master Key or One Key systems for efficient access management in hotels, public sector buildings, and multi-tenant properties. Especially appropriate where anti-burglary certification and advanced tamper resistance are required.

Packaging & Shipping

Each unit is individually packed in a factory-sealed, tamper-evident box containing the cylinder lock, 5 vertically milled keys, a key code card, and installation instructions to ensure product integrity during shipping and handling.