Guard-locking door switch in metal housing

The D4BL guard-lock safety door switches are available with three built-in contacts. They are mechanically locked when the key is inserted and have a solenoid release. An auxiliary release key ensures easy maintenance and unlocks the door in case of power failure.

• Automatically mechanical lock
• Auxiliary release key for easy maintenance
• Tough aluminium die-cast body
• Horizontal and vertical conduit opening
• Head direction can easily be changed