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Product detail

NSC Series

Manual Sliding Door Closer

NSC series Sliding Door Closers, utilizing sophisticated spring and damper mechanisms,
adds self-closing feature to your sliding/barn doors. Mechanical system, no electricity required.
This eco-friendly self closing sliding door closer is suitable for all kinds of sliding/barn doors made of timber, steel, and aluminum,
and ideal solution for commercial, industrial, healthcare, hospitality, residential, and all other facilities.


  • Mechanical door closer – Manual-open + automatic-close (full-range).
  • No electric power source required – works anytime even during power outage, ideal solution for all places.
  • Utilizes spring wire device and rotary gear damper for safe and smooth self-closing + soft-closing.
  • Dual Speed Control – Both closing speed/dampening speed are adjustable.
  • Very light door opening force, smooth closing action.
  • Easy installation.


Dual Speed Control

Both the door self-closing speed and damper soft-closing speed are individually adjustable.


Its compact size and functional design allows any sliding doors to become self closing. Designed for door panels of either single, bi-parting and telescopic configuration.


NSC series is a highly reliable system securely tested for 500,000(NSC-C60V) and 1,000,000(NSC-C48) cycles.
Long service life-A long lasting product life time is achieved by our cutting-edge technologies, employed in our compact yet robust rotary gear damper, fluid friction resistance and one-way clutch brake mechanism.


The only preparation needed before installation is to drill screw holes into the door frame and glass. After that, all parts/devices can be installed by a screwdriver from the front, easily and efficiently.

Non Handed

The system can be used for both left and right hand sliding doors. It can be easily converted between left and right handing by a simple adjustment procedure.

Non Electric

The system does not require electric power so that works anytime even during power outage.


With its unique fluid reduction gear mechanism, the system is also designed to assist in reducing the door opening resistance to achieve an easy and safe opening operation for all, including the elderly, small children, people of limited mobility and people who are otherwise carrying large packages or groceries.

Selection Chart

Applicable  door Model Door weight(kg) Door width(mm)
Wooden doors NSC-CW60V 10 – 60 600 – 1600
NSC-CW48 30 – 80 700 – 1600
Steel doors NSC-C60V 10 – 60 600 – 1600
NSC-C48 30 – 60
NSC-C1215 80 – 150 700 – 1600
NSC-C2525 150 – 250 900 – 2500