Overhead Hydraulic Door Closer Eurospec Adjustable Size 2 - 4 for 25 - 85kg Door

• Skilled workmanship: even operation, oil tight, no noise
• BS EN1154 standard, tested life cycles of 500,000 plus
• Two speed adjusable, closing force 2-4 adjustable

Dorhaus model D803 is both European style and economical model, it's overhead
mounted closer, with hydraulic structure, needle bearing, dual heat treatment rack
and pinion, the factory tested life cycles of this model is more than CE standard:
500,000 times. High grade Fuchs lubricating fluid also assure smooth operation
and constant lubrication.

Ω Precised casting aluminum closer shell with adjustable steel flat rocking arm
Ω Adjustable closing and latching speed controlled by dual regulating screws
Ω Automatic backcheck function alternative, hold open arm function optional
Ω Opening angle limit: 180 degree, mostly set between 90º and 120 degree
Ω Fixed spring size #3, closing size 2-4 adjustable by template and towards of
rocker arm bracket, suitable for door weight 25-85kg or door width 1100mm
Ω No need to close manually, designed for all 3 standard installation methods
Ω Eurospec medium duty overhead hydraulic door closer for residential door
Ω Accord with BS EN1634 standard for fire swing door, up to 2 hours fire rating

► Long-term cooperative supplier of universal first-rate door hardware enterprises


Closer Color - Silver, Brown, Bronze, Gold, White, Black

* SPRING FORWARD, EASY CLOSING: commercial-level swing arm won’t interfere with
opening, while closing doors slowly enough to allow graceful entrance and exit
* GENTLE, NO NEED TO CLOSE BY HAND: let the door close by itself, enjoy self-acting
closing and locking, keep quiet and sureness.

           ------------ 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.