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Buy Metal Door Closer Factory – D900 SERIES EN3-EN4 Overhead Door Closers With Link Arm – Dorrenhaus

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It adheres to the tenet "Honest, industrious, enterprising, innovative" to develop new products constantly. It regards customers, success as its own success. Let us develop prosperous future hand in hand for Mortise Locks, Floor Spring Door Closer, Door Slow Closer, First company, we understand each other. Further more company, the trust is getting there. Our enterprise normally at your provider anytime.
Buy Metal Door Closer Factory – D900 SERIES EN3-EN4 Overhead Door Closers With Link Arm – Dorrenhaus Detail:

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

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 EN 3/4
Durability 500,000 cycles above
Function Adjustable Closing speed
Adjustable Latching speed
Hold Open Optional<Sliding Track arm Optional
Installation type Door leaf installation, Top Jamb installation, Parallel arm installation
Max. Opening 18
Suitability for fire protection doors Yes
Mechanism Rack & Pinion
Hand of door Non handed
Materials of Body Die-cast <Aluminum
Materials of Arm< Steel<
Backcheck< Yes<
Delayed ActionProduct Description< NO<Closing speed can be individually adjusted<
Hydraulic latching action which accelerates the door shortly before it is closed
Application Suitable for wooden door, metal door, and fire rated door
Leaf width (max.) 1100mm<
Leaf weight(max.) 85KGS<
Finish Silver, Brown, White,Black, Others upon request.
Warranty 5 Years

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Model # Spring power RecommendedDoor Weight RecommendedMax.Door Leaf Width (mm ) Notes
D903 3# 40-65KGS 950mm Sliding track arm optional
D904 4# 60-85 KGS 1100 mm Sliding track arm optional

*In case of unusually high or heavy doors, windy or draughty conditions, or special installations, a large power size of door closer should be used.

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Buy Metal Door Closer Factory –  D900 SERIES EN3-EN4 Overhead Door Closers With Link Arm – Dorrenhaus detail pictures

Buy Metal Door Closer Factory –  D900 SERIES EN3-EN4 Overhead Door Closers With Link Arm – Dorrenhaus detail pictures

Buy Metal Door Closer Factory –  D900 SERIES EN3-EN4 Overhead Door Closers With Link Arm – Dorrenhaus detail pictures

Buy Metal Door Closer Factory –  D900 SERIES EN3-EN4 Overhead Door Closers With Link Arm – Dorrenhaus detail pictures

Buy Metal Door Closer Factory –  D900 SERIES EN3-EN4 Overhead Door Closers With Link Arm – Dorrenhaus detail pictures

Buy Metal Door Closer Factory –  D900 SERIES EN3-EN4 Overhead Door Closers With Link Arm – Dorrenhaus detail pictures


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With a positive and progressive attitude to customer's interest, our company continuously improves our product quality to meet the needs of customers and further focuses on safety, reliability, environmental requirements, and innovation of Buy Metal Door Closer Factory – D900 SERIES EN3-EN4 Overhead Door Closers With Link Arm – Dorrenhaus , The product will supply to all over the world, such as: Thailand, Finland, South Korea, Being guided by customer demands, aiming at improving the efficiency and quality of customer service, we constantly improve goods and give more detailed services. We sincerely welcome friends to negotiate business and start cooperation with us. We hope to join hands with friends in different industries to create a brilliant future.
  • Product variety is complete, good quality and inexpensive, the delivery is fast and transport is security, very good, we are happy to cooperate with a reputable company!
    5 Stars By Anna from Mumbai - 2018.07.26 16:51
    This is a honest and trustworthy company, technology and equipment are very advanced and the prodduct is very adequate, there is no worry in the suppliment.
    5 Stars By Diana from Egypt - 2017.03.28 12:22
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