DIERRE MIA 3110 Cylinder Insert 3 Steel Keys 92mm for Atra Dierre Locks

Product Overview

The DIERRE MIA 3110 cylinder insert is designed specifically for Atra Dierre locks used in both single-system and dual-system configurations. It is suitable for installation in Dierre-manufactured door models including DIERRE AT3, AT3 DB, ASSO3, AT3 cylindro, AT3 DB cylindro, ASSO3 cylindro, AT4, AT4 DB, and ASSO 5, making it ideal for residential and commercial environments where original lock compatibility is required.

What differentiates this SKU is its inclusion of three steel keys each with a length of 92 mm, tailored for more convenient handling and durability compared to standard key sets. This feature helps minimize user complaints regarding key robustness and facilitates procurement for buyers maintaining Dierre lock systems where key compatibility and reliability are critical. Particularly suited for property management companies, locksmiths, and OEM installers working with Dierre security doors.

Key Features

• Compatibility with Atra Dierre locks ? fits both single-system and dual-system lock setups


• Includes 3 steel keys ? each key measures 92 mm for enhanced handling and durability


• Supports multiple Dierre door models ? matches AT3, AT3 DB, ASSO3, AT4, ASSO 5 and all cylindro variants


• Mounting module included ? simplifies installation for professional installers


• Original replacement ? suitable for maintenance of Dierre security doors


• Designed for steel doors ? tailored for branded security door upgrades and repairs

Technical Specifications

• Product Type: Cylinder insert


• Key Material: Steel


• Number of Keys: 3


• Key Length: 92 mm


• Compatible Lock Systems: Atra Dierre, single-system and dual-system


• Compatible Door Models: DIERRE AT3, AT3 DB, ASSO3, AT3 cylindro, AT3 DB cylindro, ASSO3 cylindro, AT4, AT4 DB, ASSO 5


• Mounting Module: Included

Applications

Used in residential and commercial buildings featuring Dierre security doors, especially for maintenance, key replacement, and upgrade projects. Suitable for locksmiths, door manufacturers, OEM installations, and property management companies seeking original cylinder inserts for Atra Dierre locks in steel door assemblies.

Packaging & Shipping

Standard export packaging. Each unit includes the cylinder insert, three steel keys, and a mounting module for installation.