Persisting in “High good quality, Prompt Delivery, Competitive Price”, we now have established long-term cooperation with shoppers from both of those overseas and domestically and get new and outdated clients’ superior comments for China wholesale China CE Certificated Hydraulic Automatic Door Closer D503, Should additional details be required, you should get in touch with us anytime!
Persisting in “High good quality, Prompt Delivery, Competitive Price”, we now have established long-term cooperation with shoppers from both of those overseas and domestically and get new and outdated clients’ superior comments for Aluminum Door Closer, China Door Closer, If any product meed your demand, remember to feel free to contact us. We’re sure your any inquiry or requirement will get prompt attention, high-quality solutions, preferential prices and cheap freight. Sincerely welcome friends all over the world to call or come to visit, to discuss cooperation for a better future!
Recommended for interior or exterior doors including:
• Offices
• Banks
• Retail Malls
• Hotels
• Health Care
• Clinics
Our concealed door closers are available in a variety of models, you can browse our website to find the door closer that suits you best, and we will provide you with the best customer service.
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 | FixedEN3 |
Durability | 100,000 cycles above |
Function | Adjustable Closing speed Adjustable Latching speed |
Installation type | Concealedwith sliding trackarm |
Type | Embedded |
Max. Opening | 120 ° |
Pressure relief valve | Yes |
Mechanism | Rack&Pinion |
Hand of door | Non handed |
Materials of Body | Die-Cast Aluminum |
Materials of guiderailand Main Arm | 6061, Steel |
Materials of Spring | 60Si2Mn |
Backcheck | NO |
Hold open | Yes |
Delayed Action | NO |
Bearing | Full complement bearings for long durability |
Application | Suitable for interior wood, glass door and frames |
Finish | Silver, Brown, White,Black, Others upon request. |
Warranty | 5 Years |
Door width | 45mm wooden door minimum40mm sash door minimum |
Body thickness | Slim 32mm |
Recommended | Recommended Max. | |||
Model # | Spring power | Door Weight | Door Leaf Width (mm ) | Notes |
D30 | 3# | 40-65 KGS | 950 mm | Slide track arm |
*Note:Open the door to the desired angle,and then tighten the set screws in the slider combination.If the HO function is not needed,loosen the fixing screws.
Persisting in “High good quality, Prompt Delivery, Competitive Price”, we now have established long-term cooperation with shoppers from both of those overseas and domestically and get new and outdated clients’ superior comments for China wholesale China CE Certificated Hydraulic Automatic Door Closer D503, Should additional details be required, you should get in touch with us anytime!
China wholesale China Door Closer, Aluminum Door Closer, If any product meed your demand, remember to feel free to contact us. We’re sure your any inquiry or requirement will get prompt attention, high-quality solutions, preferential prices and cheap freight. Sincerely welcome friends all over the world to call or come to visit, to discuss cooperation for a better future!