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4000 series

Mechanical digit Lock


4000 series - Digital Door Lock - Photo 1
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4000 series - Digital Door Lock NHN Product - Thumbnail Photo 1 4000 series - Digital Door Lock NHN Product - Thumbnail Photo 2 4000 series - Digital Door Lock NHN Product - Thumbnail Photo 3

Keylex 4000
- Entirely mechanical key-less lock
- No electrical work
- Quick to change code
- High visibility and durability buttons
- Fail safe mechanism
- Anti-panic function
- High security and weather proof
- Changeover to free passage
- 2 years guarantee


  • - No electric work Electric problems such as power failure, flat batteries and electrical malfunction can be avoided.
    - Quick to change code
    - High visibility and durability buttons Buttons are made of stainless MIM (metal injection mold).
    - Fail safe mechanism Even if the latch bolt is broken, latching function works for a while by support plate. Then it informs necessary timing to re lace with red marks indication.
    - Anti-panic function An anti- panic function allows the door to be opened with just one action.
    - High security and weather proof Lever handle is equipped with slipping clutch mechanism to avoid damage and nullifies forced attack or vandalism from outside. Buttons are designed so that the set code cannot be identified even after many years of use. And a body is designed to keep durability in severe circumstances.
    - Changeover to free passage A free passage function can be enabled when using the door frequently.

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    KEYLEX 4000

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