WILKA 1400 K423 Cylinder Lock 50/50 EN 1303 Paracentric Key Class C Nickel Matt

Product Overview

WILKA 1400 K423 50/50 nickel matt cylinder lock is a high-security Euro profile cylinder engineered for demanding commercial and residential environments. Featuring a 6-pin mechanism and certified to EN 1303:2015 and WQ-ITB class C, it provides enhanced protection against manipulative opening methods and physical attacks. The cylinder is tested for over 100,000 operating cycles and is suitable for installation in fire-rated doors.

A standout feature of this model is its paracentric key profile, which offers maximum resistance to picking according to EN 1303 level 6, eliminating risks associated with unauthorized entry via manipulation. This makes it particularly well-suited for bulk procurement in high-security projects such as office buildings, multi-family housing, and retail facilities seeking compliance with rigorous access control standards.

Key Features

• 6-pin cylinder mechanism ? increases resistance to lock picking and manipulation


• EN 1303:2015, WQ-ITB class C certified ? meets high European standards for burglary and attack resistance


• Hardened steel and brass pins ? nickel plated for enhanced durability and corrosion resistance


• Paracentric key profile ? rated level 6 for anti-picking protection


• Tested for 100,000 cycles ? ensures long-term functionality in high-traffic door installations


• Suitable for fire-rated doors ? certified for use in safety-critical applications


• Security card system ? key duplication permitted only with secure card, limiting unauthorized copies

Technical Specifications

• Cylinder Length: 50/50 mm


• Material: Nickel plated hardened steel and brass


• Pin Count: 6


• Compliance: EN 1303:2015


• Burglary Resistance Class: C (WQ-ITB)


• Cycle Test: 100,000 operations


• Corrosion Resistance: C (highest EN 1303 rating)


• Attack Resistance: D (EN 1303 level for drilling, mechanical and extraction)


• Key Profile: Paracentric, protected


• Fire Door Approved: Yes


• Finish: Nickel matt


• Included Keys: 3 cut keys

Applications

Used in commercial, institutional, and residential buildings requiring high security, such as offices, apartments, banks, and retail stores. Compatible with fire-rated and access-controlled doors. Ideal for projects demanding certified protection against picking, drilling, and physical attacks per EN 1303 and WQ-ITB standards. Suitable for single or master key systems and bulk installation in new construction or retrofit security upgrades.

Packaging & Shipping

Each cylinder is supplied in a tamper-proof, sealed box including the cylinder body, fixing screw, and three cut keys. Security card for authorized key duplication is included. Standard export packaging used for bulk shipments.