Lockwood Selector® 3777 Dual Entry Mortice Locks

A comprehensive range of cylinder mortice locks suitable for heavy duty use in industrial and commercial buildings, institutions, clubs, schools, hospitals, hotels and similar buildings.

Designed to enable third parties such as emergency services to enter specific areas by second cylinder; without giving access to all locksets in the building and the ability to lockout keys with restricted access at certain times.

Features and Benefits

• Easy red/green function setting
• All lock settings are made from under the faceplate allowing for simple in-door configuration
• Standard primary locks include anti-lockout and holdback capabilities
• Improved cylinder functions including lock/unlock and retract latch as standard
• Reduced range of cylinder cams and turn adaptors relative to other commonly available commercial cylinder mortice locks