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China Double Action Hydraulic Floor Spring Supplier – D-128 Single Engine Cylinder Floor Spring – Dorrenhaus

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Our commission should be to provide our customers and consumers with ideal top quality and aggressive portable digital products for Panic Door, Door Spring Hinge, Heavy Storm Door Closer, Besides, our enterprise sticks to high-quality and fair value, and we also offer you fantastic OEM solutions to several famous brands.
China Double Action Hydraulic Floor Spring Supplier – 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:

China Double Action Hydraulic Floor Spring Supplier –  D-128 Single Engine Cylinder Floor Spring – Dorrenhaus detail pictures

China Double Action Hydraulic Floor Spring Supplier –  D-128 Single Engine Cylinder Floor Spring – Dorrenhaus detail pictures

China Double Action Hydraulic Floor Spring Supplier –  D-128 Single Engine Cylinder Floor Spring – Dorrenhaus detail pictures

China Double Action Hydraulic Floor Spring Supplier –  D-128 Single Engine Cylinder Floor Spring – Dorrenhaus detail pictures

China Double Action Hydraulic Floor Spring Supplier –  D-128 Single Engine Cylinder Floor Spring – Dorrenhaus detail pictures


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We thinks what buyers think, the urgency of urgency to act during the interests of a purchaser position of theory, allowing for much better high-quality, reduced processing costs, charges are more reasonable, won the new and outdated consumers the support and affirmation for China Double Action Hydraulic Floor Spring Supplier – D-128 Single Engine Cylinder Floor Spring – Dorrenhaus , The product will supply to all over the world, such as: Anguilla, Miami, Australia, Now we have a dedicated and aggressive sales team, and many branches, catering to our main customers. We have been looking for long-term business partnerships, and ensure our suppliers that they will undoubtedly benefit in both short and long run.
  • This company has a lot of ready-made options to choose and also could custom new program according to our demand, which is very nice to meet our needs.
    5 Stars By Irene from Tajikistan - 2018.10.01 14:14
    The customer service staff's answer is very meticulous, the most important is that the product quality is very good, and packaged carefully, shipped quickly!
    5 Stars By Genevieve from Peru - 2018.12.25 12:43
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