QS680 Door Closer – Non Hold Open (NHO)
ABOUT THIS DOOR CLOSER
The QS680 Door Closer – Non Hold Open (NHO) is a hydraulic surface mounted door closer designed to close doors smoothly and automatically after opening.
Door closers improve safety, security and energy efficiency by ensuring doors return to the closed position.
The QS680 is commonly used on residential and light commercial doors.
KEY FEATURES
Brand: QS Doorware
Model: QS680
Function: Non Hold Open (NHO)
Door Closer Type: Surface Mounted Door Closer
Mechanism: Rack & Pinion
EN Rating: EN2–4
Maximum Door Width: 1100mm
Maximum Door Weight: 80kg
Arm Type: Standard Arm
Finish: Silver
Fire Rated: Yes
HOLD OPEN OR NON HOLD OPEN
This product is the Non Hold Open (NHO) version.
Hold Open (HO)
Allows the door to remain open when pushed fully open.
This is useful in offices or areas where doors need to remain open temporarily.
Non Hold Open (NHO)
The door always closes automatically and cannot remain open.
This option is typically required for fire doors and security doors.
SUITABLE FOR
• Residential doors
• Office entrances
• Commercial buildings
• Apartment buildings
Door Materials
• Timber doors
• Aluminium doors
• Steel doors
HOW TO CHOOSE THE CORRECT DOOR CLOSER
Door closers are selected according to door width and weight.
Typical guideline:
EN2–3 → light internal doors
EN3–4 → standard office doors
EN5+ → heavy commercial doors
The QS690V adjustable EN power (EN2–5) allows the closer to be used on multiple door sizes.
INSTALLATION INFORMATION
Surface door closers can usually be installed in three ways:
• Door leaf installation
• Frame (transom) installation
• Parallel arm installation
The correct installation depends on the door configuration.
WHAT'S INCLUDED
• Door closer body
• Arm assembly
• Fixing screws
• Installation instructions
DOOR CLOSER QUICK SELECTION GUIDE
Door closers are selected according to door width and door weight.
| Door Width | Typical Door Weight | Recommended Door Closer |
|---|---|---|
| Up to 850mm | Up to 60kg | QS680 |
| Up to 950mm | Up to 80kg | QS690V |
| Up to 1100mm | Up to 100kg | QS750 |
| Up to 1100mm | Medium traffic commercial doors | QS760ET |
| Up to 1100mm | Heavy duty commercial doors | QS880 / QS895 |
| Concealed installation | Architectural doors | QS970 |
NEED HELP CHOOSING A DOOR CLOSER?
Not sure which door closer you need?
Send us your door width, door weight, or a photo of the door, and we will recommend the correct model.
If you are unsure which door closer is suitable for your door, please contact The Stickman Store and we will gladly assist.
📧 Email: hello@thestickman.co.za
📞 Call / WhatsApp: 082 508 7708
