Set of WILKA 1400 40/40 + 1405 40g/40 inserts with knob, matt nickel, 5 slotted 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 exceptionally high quality. The brass and steel cylinder pins are further hardened with a nickel coating for increased durability. The key profile exhibits maximum resistance to manipulative opening methods ? achieving a level 6 rating (on a scale of 1-6) according to the PN EN 1303:2007 standard. Duplicating WILKA Class C keys is only possible with the enclosed security card. WILKA inserts have been tested for durability over 100,000 test 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 elegant, tamper-evident packaging, guaranteeing security.

Due to the product's nature, please note that we cannot accept returns of opened or damaged packaging, as we cannot re-introduce such products to sale.



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


• Steel and brass cylinder 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


• Highest 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 shape impacting insert durability


• Paracentric cylinder profile hindering manipulative opening


• Extended keys with a special protected profile


• Key duplication only in Authorized Service Centers using the security card


• The WILKA insert set includes a double-sided insert and a knob insert with the same coding, mounting screws, and 5 milled keys


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


• Custom order options:
  -colors: nickel, brass, black
  -gear
  -anti-snap protection
  -secure clutch
  -protection against saltwater damage
  -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 shopping satisfaction and high safety standards. Therefore, all certified cylinder inserts are packaged in sealed boxes, guaranteeing their undamaged condition and full functionality.

Due to the product's nature, please note that we cannot accept returns of opened or damaged packaging, as we cannot re-introduce such products to sale.

Please carefully check 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 choosing the right product.

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