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OVERHEAD DOOR CLOSERS With SCISSOR ARM

NSK-640E STD SILVER

Rack & pinion overhead door closer with adjustable closing force EN 3

Color : Silver

Silver

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Rack and Pinion Mechanism
Easy Opening Action
Latching and Closing Adjustable Function
Non-handed design for use on left & right-oriented doors
With Standard Scissor Arm
Can be mounted to door leaf and transom

Maximum Door Weight: upto 60 kg
Maximum Door Width: upto 950 mm
Door Opening Angle: upto 105°
Closing Speed: 105°-15°
Latching Speed: 15°-0°

Material: Made of environmental aluminum alloy casting body, with built-in anti-external force device offer a protection for the door, door frame and door closer, ensuring durable in use
Adjustable: Two independent valves to control the closing speed and the latching speed, Self regulate the mechanism to meet your needs
Back Check Function: Will slow down after the door is opening to 60 degree, prevent the door lock and door product damage or wall collision caused by the door opening speed being too fast

For residential and commercial use.
Can be mounted to door leaf and transom

Ozone's Overhead Door Closers with Scissor Arm feature a rack and pinion mechanism for smooth, reliable operation. With adjustable closing force (EN 3), they provide easy opening and customizable latching and closing functions. The non-handed design allows for use on both left and right-oriented doors. Equipped with a standard scissor arm, these door closers can be mounted on the door leaf or transom, offering flexibility and optimal performance.