DORMAKABA Simplex 1000 Series 1021B Knob Operated Digital Lock With Key Override

The dormakaba Simplex 1000 Series 1021B is a heavy-duty, fully mechanical digital lock designed to provide reliable, keyless access control without the hassle of batteries or wiring. Featuring a robust, weather-resistant housing and solid metal pushbuttons, this vandal-resistant knob-operated lock is ideal for high-traffic commercial and residential environments.

The lock supports a single, easily programmable access code of 1 to 5 digits, which can be changed via the keypad without removing the unit from the door. It is factory-handed left but easily field-reversible on-site to suit both left and right-handed doors. This model also features a key override for code-free entry.

This lock is available in multiple finishes, including Polished Brass and Satin Chrome, and can be purchased either with the cylinder supplied (including 3 keys) or without a cylinder (including 2 keys). Please choose your preferred finish, cylinder option, and key requirements from the options below.

Technical Specifications

• Brand: dormakaba
• Series: Simplex 1000 (1021B)
• Backset: 70mm
• Case Depth Required: 110mm
• Door Thickness: 35mm to 57mm
• Code Length: 1 to 5 digits (1,000+ possible combinations)
• Handing: Reversible (factory-handed left, field-reversible)
• Latch: 70mm standard latch
• Weather Resistance: Yes
• Width: 79mm
• Weight: 3.6kg

Key Features

• Fully Mechanical Operation: Eliminates the need for batteries, wiring, or frequent power-related maintenance.
• Key Override: Provides code-free entry and emergency access (available with or without cylinder; please select below).
• Vandal-Resistant Design: Features heavy-duty, weather-resistant housing and solid metal pushbuttons for outstanding durability.
• Easy Programming: Simple code changes can be completed directly via the keypad without removing the lock from the door.
• Flexible Handing: Reversible design on-site to suit both left and right-handed doors.
• Multiple Finishes & Options: Available in Polished Brass or Satin Chrome finishes with varying cylinder and key options - please select your preferred configuration below.