Products
Wholesale OEM/ODM Aluminum Hydraulic Heavy Duty Automatic Door Closer with Sliding Arm Adjustable Automatic Door Closer 90 180 Degree
“Control the standard by the details, show the energy by quality”. Our enterprise has strived to establish a hugely efficient and stable staff members staff and explored an effective good quality control procedure for Wholesale OEM/ODM Aluminum Hydraulic Heavy Duty Automatic Door Closer with Sliding Arm Adjustable Automatic Door Closer 90 180 Degree, With us your money in secure your business in protected . Hope we can be your trustworthy supplier in China . Wanting forward for your cooperation .
“Control the standard by the details, show the energy by quality”. Our enterprise has strived to establish a hugely efficient and stable staff members staff and explored an effective good quality control procedure for China Automatic Door Closer and Door Closer, We expect to provide products and services to more users in global aftermarket markets; we launched our global branding strategy by providing our excellent items all over the world by virtue of our well reputed partners letting global users keep pace with technology innovation and achievements with us.
| 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 |
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.
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.
| 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 |
*Recommended for, but not limited to interior doors including:
Aftermarket: Office doors, Utility doors, Storage doors
Storefront: Retail/Outlet malls, Convenience stores, Warehouse doors
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.
“Control the standard by the details, show the energy by quality”. Our enterprise has strived to establish a hugely efficient and stable staff members staff and explored an effective good quality control procedure for Wholesale OEM/ODM Aluminum Hydraulic Heavy Duty Automatic Door Closer with Sliding Arm Adjustable Automatic Door Closer 90 180 Degree, With us your money in secure your business in protected . Hope we can be your trustworthy supplier in China . Wanting forward for your cooperation .
Wholesale OEM/ODM China Automatic Door Closer and Door Closer, We expect to provide products and services to more users in global aftermarket markets; we launched our global branding strategy by providing our excellent items all over the world by virtue of our well reputed partners letting global users keep pace with technology innovation and achievements with us.
