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China Dorma Door Closer Hold Open Manufacturer – D500 SERIES EN2 to EN4 Overhead Door Closers -CE Marked – Dorrenhaus

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With our excellent administration, potent technical capability and strict top quality control technique, we go on to provide our consumers with trusted quality, reasonable price ranges and fantastic providers. We intention at becoming one among your most trusted partners and earning your fulfillment for Soft Close Dampers, Door Damping, Glass Door Hinges, We are sincerely looking forward to establishing good cooperative relationships with customers from at home and abroad for creating a bright future together.
China Dorma Door Closer Hold Open Manufacturer – D500 SERIES EN2 to EN4 Overhead Door Closers -CE Marked – Dorrenhaus Detail:

Recommended for interior or exterior doors including:
• Offices
• Banks
• Retail Malls
• Hotels
• Health Care
• Clinics

CE marking is a key indicator of compliance with European Union legislation. All products which fall within the scope of the EU’s New Approach Directives and comply with all essential requirements must carry the CE mark.

As closers for fire/smoke doors have a critical safety function, application of the CE mark requires independent verification by a notified certification body involving initial type-testing of the product to BS EN 1154 and/or BS EN 1155, inspection of the manufacturer’s factory production control and continuing surveillance and approval of the factory production control system.

Dorrenhaus comprises R&D center, testing laboratory,manufacturing center and sales dept, has over 10 in-service engineers and research specialists. Since it was founded, developing High performance door control products has always been the objective of Dorrenhaus. Dorrenhaus people have continuously tried to improve product quality, introducing oversea high and new technical equipment,giving our company good technical capabilities. Moreover, all of our R&D engineers has more than 20 years experience in door closer industry.

Certification CE Marked
Spring Power Fixed EN2-EN4
Durability 500,000 cycles above
Function Adjustable Closing speed
Adjustable Latching speed
Installation type Fig1,Fig66,Fig61
Max. Opening 180 °(Fig1,Fig66,Fig61)
Arm Type Fixed or Detachable
Mechanism Type Rack&Pinion
Hand of door Non handed
Materials of Body Die-cast Aluminum
Tested to EN1154 Report NO.WIL433044
Tested to EN1634 WF report NO.422554
CE Marked CERTIFIRE Certificate NO.CF5789
Backcheck NO
Delayed Action NO
Power Adjustment Method By using different templates
Fitting Application Fig1,Fig 66 &Fig61
Body Construction Heat-treated pinion and steel piston
Finish Silver, Brown, White,Black, Others upon request
Warranty 5 Years
Cross reference DORMA TS 77

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Model # Spring power RecommendedDoor Weight RecommendedMax.Door Leaf Width (mm ) Notes
D502 2# 20-45KGS 850mm Dorma arm optional
D503 3# 40-65KGS 950mm Dorma arm optional
D504 4# 60-85 KGS 1100mm Dorma arm optional

detail (2)

*Recommended for, but not limited to interior doors including:
Aftermarket: Office doors, Utility doors, Storage doors
Storefront: Retail/Outlet malls, Convenience stores, Warehouse doors


Product detail pictures:

China Dorma Door Closer Hold Open Manufacturer –  D500 SERIES EN2 to EN4 Overhead Door Closers -CE Marked – Dorrenhaus detail pictures

China Dorma Door Closer Hold Open Manufacturer –  D500 SERIES EN2 to EN4 Overhead Door Closers -CE Marked – Dorrenhaus detail pictures

China Dorma Door Closer Hold Open Manufacturer –  D500 SERIES EN2 to EN4 Overhead Door Closers -CE Marked – Dorrenhaus detail pictures

China Dorma Door Closer Hold Open Manufacturer –  D500 SERIES EN2 to EN4 Overhead Door Closers -CE Marked – Dorrenhaus detail pictures

China Dorma Door Closer Hold Open Manufacturer –  D500 SERIES EN2 to EN4 Overhead Door Closers -CE Marked – Dorrenhaus detail pictures

China Dorma Door Closer Hold Open Manufacturer –  D500 SERIES EN2 to EN4 Overhead Door Closers -CE Marked – Dorrenhaus detail pictures

China Dorma Door Closer Hold Open Manufacturer –  D500 SERIES EN2 to EN4 Overhead Door Closers -CE Marked – Dorrenhaus detail pictures

China Dorma Door Closer Hold Open Manufacturer –  D500 SERIES EN2 to EN4 Overhead Door Closers -CE Marked – Dorrenhaus detail pictures

China Dorma Door Closer Hold Open Manufacturer –  D500 SERIES EN2 to EN4 Overhead Door Closers -CE Marked – Dorrenhaus detail pictures

China Dorma Door Closer Hold Open Manufacturer –  D500 SERIES EN2 to EN4 Overhead Door Closers -CE Marked – Dorrenhaus detail pictures

China Dorma Door Closer Hold Open Manufacturer –  D500 SERIES EN2 to EN4 Overhead Door Closers -CE Marked – Dorrenhaus detail pictures


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To consistently enhance the management method by virtue of the rule of "sincerely, fantastic religion and top quality are the base of business development", we extensively absorb the essence of associated goods internationally, and constantly acquire new merchandise to satisfy the needs of shoppers for China Dorma Door Closer Hold Open Manufacturer – D500 SERIES EN2 to EN4 Overhead Door Closers -CE Marked – Dorrenhaus , The product will supply to all over the world, such as: India, Turkey, Buenos Aires, We believe that good business relationships will lead to mutual benefits and improvement for both parties. We now have established long-term and successful cooperative relationships with many customers through their confidence in our customized services and integrity in doing business. We also enjoy a high reputation through our good performance. Better performance will be expected as our principle of integrity. Devotion and Steadiness will remain as ever.
  • The company's products can meet our diverse needs, and the price is cheap, the most important is that the quality is also very nice.
    5 Stars By Cora from Peru - 2018.05.22 12:13
    It can be said that this is a best producer we encountered in China in this industry, we feel lucky to work with so excellent manufacturer.
    5 Stars By Gabrielle from Amman - 2018.10.01 14:14
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