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Model：DA-66SL
Electric Bolt Lock with Key Cylinder– Fail Secure (Ultra Narrow)
*Ultra Thin & Narrow innovative design, Smart / Simple / Elegant
*Door position status monitor output contact
*Adjustable door lock delay timer
*Release door when failure or power off
*For aluminum door, steel door, brass door, wooden door
Model：DA-64NS
Electric Bolt Lock - Fail-Secure
*Door position status monitor output contact and indicator
*Adjustable door lock delay timer
*Optional Deadbolt Releaser (Release door when failure or power off)
*For aluminum door, steel door, brass door, wooden door
Model：DAR-24
Drop Bolt Releaser(with patent)
Deadbolt releaser is the device installed on the door panel to pair with the general deadbolt lock which is installed on the door jamb for auxiliary releasing the bolt during either in damaged or power failing condition. Especially for the fail safe type power bolt which is unable to release the bolt during power failure.