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Buy Automatic Door Stopper Manufacturers – D500 SERIES EN2 to EN4 Overhead Door Closers -CE Marked – Dorrenhaus

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Assume full responsibility to satisfy all needs of our clients; achieve continual advancements by endorsing the expansion of our purchasers; turn into the final permanent cooperative partner of clientele and maximize the interests of clients for Exit Device, Mortise Front Door Lock, Crash Bar Door, We have been one of your largest 100% manufacturers in China. A lot of large trading businesses import products and solutions from us, so we can easily give you the most beneficial price tag with the same quality for anyone who is interested in us.
Buy Automatic Door Stopper Manufacturers – D500 SERIES EN2 to EN4 Overhead Door Closers -CE Marked – Dorrenhaus Detail:

Hold Open door closers include a special arm to hold the door in the open position. Note: Hold Open door closers are not allowed on fire-rated doors.

Door Closer and Hold Open Feature For Disability, Elderly, and Children
The automatic door closer is designed to mount at the top of the door or frame. This hydraulic door closer features a heavy duty internal spring which allows the device to automatically close the door each time a person uses the door.

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.

Dorrenhaus have passed ISO9001 quality management system certification,EN1154 and EN1634 certification, UL certification, Fire prevention certification etc.With our strong technical strengths, Dorrenhaus has developed high-quality and high-performance door closer that have won recognition from users. Its professional and perfect service and sincere cooperation has created more value for customers, and has established a stable and solid marketing network for Dorrenhaus.Currently,Dorrenhaus door closer is already exported to  Middle East, North America, Europe, Russia,South-East Asian and 20 other countries and regions.It is widely used in airports, hotels, subways, hospitals, schools and other large public places.

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

DETAIL (1)

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:

Buy Automatic Door Stopper Manufacturers –  D500 SERIES EN2 to EN4 Overhead Door Closers -CE Marked  – Dorrenhaus detail pictures

Buy Automatic Door Stopper Manufacturers –  D500 SERIES EN2 to EN4 Overhead Door Closers -CE Marked  – Dorrenhaus detail pictures

Buy Automatic Door Stopper Manufacturers –  D500 SERIES EN2 to EN4 Overhead Door Closers -CE Marked  – Dorrenhaus detail pictures

Buy Automatic Door Stopper Manufacturers –  D500 SERIES EN2 to EN4 Overhead Door Closers -CE Marked  – Dorrenhaus detail pictures

Buy Automatic Door Stopper Manufacturers –  D500 SERIES EN2 to EN4 Overhead Door Closers -CE Marked  – Dorrenhaus detail pictures

Buy Automatic Door Stopper Manufacturers –  D500 SERIES EN2 to EN4 Overhead Door Closers -CE Marked  – Dorrenhaus detail pictures

Buy Automatic Door Stopper Manufacturers –  D500 SERIES EN2 to EN4 Overhead Door Closers -CE Marked  – Dorrenhaus detail pictures

Buy Automatic Door Stopper Manufacturers –  D500 SERIES EN2 to EN4 Overhead Door Closers -CE Marked  – Dorrenhaus detail pictures

Buy Automatic Door Stopper Manufacturers –  D500 SERIES EN2 to EN4 Overhead Door Closers -CE Marked  – Dorrenhaus detail pictures

Buy Automatic Door Stopper Manufacturers –  D500 SERIES EN2 to EN4 Overhead Door Closers -CE Marked  – Dorrenhaus detail pictures

Buy Automatic Door Stopper Manufacturers –  D500 SERIES EN2 to EN4 Overhead Door Closers -CE Marked  – Dorrenhaus detail pictures


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Responsible excellent and fantastic credit rating standing are our principles, which will help us at a top-ranking position. Adhering towards the tenet of "quality initial, buyer supreme" for Buy Automatic Door Stopper Manufacturers – D500 SERIES EN2 to EN4 Overhead Door Closers -CE Marked – Dorrenhaus , The product will supply to all over the world, such as: Israel, Cyprus, Zurich, With a team of experienced and knowledgeable personnel, our market covers South America, the USA, the Mid East, and North Africa. Many customers have become our friends after good cooperation with us. If you have the requirement for any of our goods, make sure you contact us now. We're looking forward to hearing from you soon.
  • This enterprise in the industry is strong and competitive, advancing with the times and develop sustainable, we are very pleased to have a opportunity to cooperate!
    5 Stars By Hedy from Turin - 2018.06.21 17:11
    The company has a good reputation in this industry, and finally it tured out that choose them is a good choice.
    5 Stars By Beryl from Montpellier - 2017.12.31 14:53
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