Co204 - Electric security lock single action - fail secure


Electric security lock with electromagnetic bolt, stainless steel face plate and strike plate INOX 40/10, steel case, steel bolt INOX Ø 20x52.5 mm and stroke 16 mm. Equipped with bolt and door position sensors. The lock is fail-secure and requires power to open or may be manually opened by the european cylinder UNI 9570. The lock is sprung loaded and will lock without power.
The 12V version consumes 0.7A, the 24V version consumes 0.45A. The lock can remain powered indefinitely, is capable of up to 300 cycles per minute and over two million cycles (opening-closing) without any maintenance.
Horizontal or vertical mounting to be specified on order.
Available models: vertical surface and mortise mount.

Recommended for doors, windows, access control systems, sliding doors, turnstyles.

A basic access control system can be produced by connecting to the Co273.00.


Mechanical shear strength
(non destructive)
13500 N
Mechanical shear strength
18000 N
No. of bolts 1
Bolt diameter 20 mm
Bolt stroke 16 mm
Opening/closing speed (complete
opening/closure cycles):
no. of cycles in 1 sec.
≥ 5 cycles/s
Nominal voltage 12 Vdc
Insertion 100%
Consumption 8 W
Locking operation / method by spring
Opening operation / method electric
Manual release control
with cylinder
Manual release control
with handle
IP Rating IP 509


  • Versions:
    - mortise mounting
    - right hand surface mounting
    - left hand surface mounting
  • european cylinder UNI 9570 temporary release, cylinder backset 25mm
  • european cylinder UNI 9570 permanent release, cylinder backset 25mm
  • european cylinder UNI 9570 temporary release when not powered, cylinder backset 32mm
  • doorknob panel, temporary release, cylinder backset 32mm
  • handle panel, temporary release, electrically excludible, cylinder backset 32mm
  • Handle
  • Voltage: 12Vcc (standard), 24Vcc