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Buy Hydraulic Floor Spring Suppliers – D-128 Single Engine Cylinder Floor Spring – Dorrenhaus

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Our eternal pursuits are the attitude of "regard the market, regard the custom, regard the science" as well as the theory of "quality the basic, have confidence in the very first and management the advanced" for Listed Door Closer Arm, Hinges For Doors, Panic Bar Doors, As an expert specialized in this field, we are committed to solving any problem of high temperature protection for users.
Buy Hydraulic Floor Spring Suppliers – D-128 Single Engine Cylinder Floor Spring – Dorrenhaus Detail:

Performance parameters of D-128
Model D-128
Applicable Standard UL Certificate
Engine Cylinder Single
Max Door Width 900mm
Max Door Weight 80kg
Max Open Degree 116°
Stop-Device 90°
Latching Speed Adjustment 0°-20°
Closing Speed Adjustment 20°-90°
Application Temperature  -40° to 60°
Dimension:Length*Width*Height 258mm*103mm*48mm
Material of Cover Plate 304SS or 201SS
Thickness of Cover 1.0mm or 1.2mm
Finish SSS/PSS/Matt Black
Service Life Over 500,000cycles
Warranty 3 years

Dorrenhaus brand was originated in 1872 in Germany,with the development and progress, Dorrenhaus successor decide to invest door closer factory in China.In 2011,Zhejiang Dorrenhaus Hardware Industrial Co.,Ltd was formally established.
Zhejiang Dorrenhaus Hardware Industrial Co.,Ltd is a sino-foreign joint venture with investing 22 Million RMB totally, is an enterprise with 10 years experience in manufacturing door closer.We are a integrated R&D ,manufacturing and trading for door closer solutions for global customers,and we are entitled to High-Tech Enterprise by government.
We are specialized in producing various middle-high class automatic door closers,floor spring, and relative door accessories hardware products.Covering an area of 30000 square meters, we now have over 200 employees, an annual sales figure that exceeds USD 20 millions.


Product detail pictures:

Buy Hydraulic Floor Spring Suppliers –  D-128 Single Engine Cylinder Floor Spring – Dorrenhaus detail pictures

Buy Hydraulic Floor Spring Suppliers –  D-128 Single Engine Cylinder Floor Spring – Dorrenhaus detail pictures

Buy Hydraulic Floor Spring Suppliers –  D-128 Single Engine Cylinder Floor Spring – Dorrenhaus detail pictures

Buy Hydraulic Floor Spring Suppliers –  D-128 Single Engine Cylinder Floor Spring – Dorrenhaus detail pictures

Buy Hydraulic Floor Spring Suppliers –  D-128 Single Engine Cylinder Floor Spring – Dorrenhaus detail pictures


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Our progress depends around the innovative machines, great talents and consistently strengthened technology forces for Buy Hydraulic Floor Spring Suppliers – D-128 Single Engine Cylinder Floor Spring – Dorrenhaus , The product will supply to all over the world, such as: Comoros, Rio de Janeiro, Portugal, All the imported machines effectively control and guarantee the machining precision for the products. Besides, we have a group of high-quality management personnels and professionals, who make the high-quality products and have the ability to develop new products to expand our market home and abroad. We sincerely expect customers come for a blooming business for both of us.
  • We have been cooperated with this company for many years, the company always ensure timely delivery ,good quality and correct number, we are good partners.
    5 Stars By Elsie from Iran - 2017.06.22 12:49
    Production management mechanism is completed, quality is guaranteed, high credibility and service let the cooperation is easy, perfect!
    5 Stars By Mamie from Munich - 2018.12.22 12:52
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