WILKA 1400 K423 35/40 cylinder insert, matt nickel, 3 cut keys, class C

WILKA Class C Door Inserts ? Superior Door Protection

WILKA Class C door inserts feature a special, 6-pin design and are products of exceptional quality. The brass and steel core pins are further hardened with a nickel coating for enhanced durability. The key profile exhibits maximum resistance to manipulative opening methods ? achieving a level 6 rating (on a scale of 1-6) according to PN EN 1303:2007. Duplicate keys for WILKA Class C products are only produced with the enclosed security card. WILKA inserts have undergone rigorous testing, exceeding 100,000 cycles, achieving the highest possible result. Maximum attack resistance guarantees 5-10 minutes of protection against drilling, mechanical attack, and attempts to remove the cylinder. WILKA door inserts come in attractive, tamper-evident packaging, guaranteeing security.

• EN 1303:2015 Standard - 1 6 0 B 0 C 6 D


• Steel and brass core and housing pins hardened with a nickel coating


• Mushroom pins as anti-picking protection


• Hardened steel pins in the housing and cylinder protect against drilling


• Highest level of attack resistance: D


• Highest level of key code security: 6


• Maximum durability: 6: 100,000 cycles


• Highest level of corrosion resistance: C


• WQ-ITB burglary resistance class: C


• Approved for use in fire-resistant doors


• Special cylinder design impacting insert durability


• Paracentric cylinder profile hindering manipulative opening methods


• Extended keys with a special protected profile


• Key duplication only at Authorized Service Centers with the security card


• WILKA insert sets include a double-sided insert and a knob insert with the same coding, mounting screws, and 5 cut keys


• Single WILKA inserts include the insert, mounting screw, and 3 cut keys


• Custom order options:
  -Colors: Nickel, Brass, Black
  -Gear
  -Anti-snap protection
  -Secure clutch
  -Protection against saltwater
  -One Key System
  -Master Key System

How to choose the right insert size?

Watch the video below.

Valued Customers, please make thoughtful purchases

We care about your satisfaction and high safety standards, therefore all certified cylinder inserts are packaged in tamper-evident boxes, guaranteeing their undamaged condition and full functionality.

Due to the nature of the product, we cannot accept returns of opened or damaged packages, as we cannot re-introduce such products to sale.

Please carefully review the technical specifications and accurately measure your door dimensions before purchasing. If you have any questions or concerns, our team is available and happy to assist you in selecting the right product.

Thank you for your understanding and we invite you to explore our offerings.