Silent Overhead Hydraulic Closer D200 Smooth Running Easy Close for Indoor Door

• Light Duty Smallest Size For Residential Buildings
• Smooth running, oil tight, no abnormal sound
• Dorrenhaus - 7 years supplier to world's top brand

Dorhaus D200 overhead hydraulic closer have fixed spring size 2 and three,
applicable for installation on indoor doors up to max. 950mm width and 65kg
in weight. The closer is of CCC marked for safety meeting Chinese national
standards, certifire fire rating tested up to 2 hours.

1. Double single adjusting screws controlling door closing and latching speed
3. The external shape: streamlined design, Elegance and Graceful
4. Precision casting aluminum closing housing with strength screw thread arm
5. Overhead Hydraulic Door Closer Accord with Chinese National Standard
6. Non handed design, for regular arm and top jamb overhead mounting
7. Structure: Rack and Pinion Design, Powder Bearing for economical purpose
8. Meet the requirements of implementation rules for compulsory certification
9. Refined Fuchs brand lubricating fluid especially for door closer lubrication

► Long-term cooperative manufacturer of world's top door control brands


Finishes - Silver, Gold, White, Bronze, Black, Brown

* SOFT, NO MANUAL CLOSING REQUIRED: let the door do the work, enjoy automatic
closing and latching, maintaining quiet and security.
* SPRING THRUST, EASY CLOSING: screw thread swing arm will not impact opening,
easy close the door slow enough to allow for elegant entry and exit

           ------------ Our Advantages ------------

                     1.   Only produce door closer, annual output 1.5-2.0mils pcs.

                     2.   UL & CE certification, max. Life cycle test of 5 mil. Cycles.

                     3.   Pass European & China ISO9001:2015 QMS Certification.

                     4.   Mainly for export market since foundation in October, 2011.

                     5.   Long term cooperative supplier of world’s top security brands.

A High-end Germany Gating Hardware Brand

Originally founded in 1872, Dorrenhaus is a high-end Germany gating hardware brand. At the beginning of 1980's,

Dorrenhaus entered into Chinese market, and supplied numerous households in China with high quality hardware products.

On October 10, 2011, Dorrenhaus's door closer manufacturing base in China - Zhejiang Dorrenhaus Hardware Industry Co.

Ltd was formally founded. All members of management team have more than 15 years of experience in door closer industry.

Marketing Under Dorrenhaus and DORHAUS Brand

In 2017, our new trademark - DORHAUS was registered. We have $3 million registered capital. Our main products include

hydraulic door closers, automatic door closers, concealed door closers, commercial door closers, fire door closers, auto door

closers, sliding door closers, heavy duty door closers, overhead door closers, UL-listed door closers and door closer parts.

We have 205 total number of employees, which includes seven R&D staff and 13 quality control staff in our

15,000-square-meter factory.

Exporting Products Worldwide

Now, we have six complete production lines with annual output of 1.5 to 2.0 million sets. We export our products to more than

20 countries in North America, Europe, Russia, the Middle East and Southeast Asia. We passed the certification for EN ISO

9001:2008 quality management system in 2014, and ISO9001:2015 in 2017 respectively.

Our products passed many international and domestic certification and standard, such as:

American National Standard: ANSI 156.4 Grade 1, life cycle test of 2mil cycles

American UL228 and UL 10C for 3 hours fire testing

European Standard CE: EN1154, life cycle test of 500,000 cycles

European Standard CE: EN1634 fire testing

China National Standard: QB/T 2698-2005 Grade 1, life cycle test of 1 mil. cycles

China Compulsory Product Certification for fire rated door closer

Cooperate with Us Today

For more detailed information regarding our business, contact us today.