Recall · CPSC (US)
dormakaba Recalls Delayed Egress Locks Due to Risk of Entrapment in an Emergency
Yes. Shanghai One Top Corporation, of Shanghai, China's product was recalled on August 11, 2021 by CPSC (US). Reported hazard: The lockset can fail to open, posing an entrapment hazard and inability to vacate a location in an emergency. What to do: Facilities using the recalled locks should contact the firm for instructions on receiving a free repair of the firmware by a technician.
Data updated September 22, 2026 · Source: official CPSC (US) recall data, checked daily
What was recalled
This recall involves dormakaba Delayed Egress Locks with model number DE8310 found on the inside of the wiring cavity cover plate. These locks detect when pressure is applied to a door and are set with a release delay of 15 or 30 seconds. The recalled locks include an internal or external alarm sounder, key switch for reset and override, and a building code sign for single out swinging doors. Delayed egress locks are typically used on perimeter exit doors and internal fire doors to discourage or delay unauthorized exit while providing a safe means of escape during a fire or other catastrophic emergency.
The hazard
CPSC (US) flagged this Shanghai One Top Corporation, of Shanghai, China product for the following risk:
The lockset can fail to open, posing an entrapment hazard and inability to vacate a location in an emergency.
What to do
If you own a Shanghai One Top Corporation, of Shanghai, China product, here is the remedy CPSC (US) lists:
Facilities using the recalled locks should contact the firm for instructions on receiving a free repair of the firmware by a technician.
Original recall notice: CPSC (US) →
Common questions
Is the Shanghai One Top Corporation, of Shanghai, China product recalled?
Yes. Shanghai One Top Corporation, of Shanghai, China's product was recalled on August 11, 2021 by CPSC (US). Reported hazard: The lockset can fail to open, posing an entrapment hazard and inability to vacate a location in an emergency.
What should I do if I have this product?
Facilities using the recalled locks should contact the firm for instructions on receiving a free repair of the firmware by a technician.
Where can I read the official recall notice?
The original notice is published by CPSC (US) — linked directly from this page.
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