A BQT Logo


The YD25 is a low voltage electronic deadbolting door lock. Commercial or residential doors can be secured, and with streamlined dimensions, the YD25 is ideal for thinner door styles. Hidden in door frames or surfaces mounted to glass doors with the aid of accessories, this lock has set the industry standard for over 25 years.


Reliability, functionality, and quality are combined to result in this fully monitored solenoid drop bolt designed with narrow dimensions to fit into all doorframes. The YD25 can be connected to advanced access control systems where traffic and log reports are important, but because of the integrated access control features, it can also operate in a simple system.


    Enquire now
    (Submit your details and we’ll be intouch)






    This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.


    • The narrow design of the YD25 makes it the ideal lock for thinner door frames and provides a completely concealed solution when morticed.


    • Reliable and durable, the YD25 has been tested and approved to offer continuous locking for over 1,000,000 cycles. This, coupled with a holding force of 10,000N, ensures long term security in high traffic environments.


    • Offering feedback to the control panel of the door and bolt positions is a standard feature of the YD25. Monitoring the position of the door and whether the bolt pin is extended or retracted provides vital information needed to ensure a site is safe and secure.


    • Flexibility in installation as the YD25 only requires low voltage power and signals to operate and can connect into any access system making wiring easy.

    Ideal use case

    For over 25 years the YD25 has been the preferred solenoid lock when securing high traffic volume pedestrian doors is needed. Used across all market sectors around the globe, when reliability and security are needed.

    Options and Accessories
    Model Comparison

    The durable design of the Solenoid Drop bolt range has made it one of the most reliable electromechanical locks in the world, rated at 1,000,000 cycles.

    High Security

    With a stainless-steel bolt pin, the YD25 has a holding force in excess of 10,000N. In addition, onboard control provides auto-relock and timed relock for added security.

    Complete Monitoring

    The YD25 can output both the bolt position and the door position as monitor signals. Monitoring the position of the door and whether the lock is open or closed, the YD25 will connect to your access control system to display the status of the lock for security.

    Low Current Consumption

    The YD25 will draw as little as 160mA holding current at 12VDC by utilising the built-in current reduction circuitry. Low current paired with high-security access control makes the YD25 a preferred product choice for many industry leaders.

    Integrated Access Control

    With factory-set fail safe and fail secure variants and multiple attempts to lock or unlock, the YD25 is ready for a wide range of application requirements. It can be integrated easily with access control or alarm systems.

    Versatile Installation

    The YD25 can be morticed flush into both the side, or top of many door frames. The lock is supplied with a short strike plate as standard but additional items are available in the form of a long strike plate, housing, and dress plate. These products allow the lock to be surface mounted when mortice installation isn't a preferred, or viable option. The housing and dress plates are supplied with self-adhesive tape for instant application to glass doors and door frames.

    Door Gap 6mm maximum

    Static Strength 10,000 newtons (1,000Kg)

    Endurance Cycle tested to 1,000,000 operations

    Bolt Pin ø12.7mm, 16mm extension, ø15.5mm receiver

    Voltage at Lock 12-24VDC ±10%

    Current Usage Holding: 130mA@12V,80mA@24VMaximum: 1.5A@12V, 1.4A@24V

    Monitor Switch Ratings 24VDC, 0.5A

    Materials Lock / Strike Plate: Stainless Steel 304, Bolt Pin: Stainless Steel 304

    Compliance and Certification CE Compliant, RoHS 2 Compliant FCC Part 15 Compliant

    YD25 Models

    The YD25 locks are offered in either fail safe or fail secure configuration and are supplied with a short strike plate and mounting screws.

    • YNL101A – YD25 Fail Safe Lock and Strike
    • YNL102A – YD25 Fail Secure Lock and Strike
    YD25 Accessories 

    For installations requiring surface mounting of the lock, a housing and dress plate are available. Both the housing and dress plates are supplied with self-adhesive 3M® tape for instant application to glass doors and door frames.

    • YNL104J – Housing with tape
    • YNL106J – Dress Plate with tape
    • YNL103A – Short Strike Plate
    • YNL103E – Long Strike Plate

    YD25 Brochure

    YD25 Instructions

    Lock Model Comparison

    A BQT Logo
    Contact Us
    enquiries@bqtsolutions.com+64 (0)9 441 7630
    linkedin facebook pinterest youtube rss twitter instagram facebook-blank rss-blank linkedin-blank pinterest youtube twitter instagram