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Buy Double Action Floor Spring Manufacturer – D-128 Single Engine Cylinder Floor Spring – Dorrenhaus

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Being supported by an advanced and specialist IT team, we could give technical support on pre-sales & after-sales services for Automatic Door Arm, Concealed Floor Spring, Swinging Door Hinges, "Quality first, Price lowest, Service best" is the spirit of our company. We sincerely welcome you to visit our company and negotiate mutual business!
Buy Double Action Floor Spring Manufacturer – 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 Double Action Floor Spring Manufacturer –  D-128 Single Engine Cylinder Floor Spring – Dorrenhaus detail pictures

Buy Double Action Floor Spring Manufacturer –  D-128 Single Engine Cylinder Floor Spring – Dorrenhaus detail pictures

Buy Double Action Floor Spring Manufacturer –  D-128 Single Engine Cylinder Floor Spring – Dorrenhaus detail pictures

Buy Double Action Floor Spring Manufacturer –  D-128 Single Engine Cylinder Floor Spring – Dorrenhaus detail pictures

Buy Double Action Floor Spring Manufacturer –  D-128 Single Engine Cylinder Floor Spring – Dorrenhaus detail pictures


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owing to excellent assistance, a variety of top of the range items, aggressive costs and efficient delivery, we take pleasure in a very good standing amongst our shoppers. We've been an energetic corporation with wide market for Buy Double Action Floor Spring Manufacturer – D-128 Single Engine Cylinder Floor Spring – Dorrenhaus , The product will supply to all over the world, such as: Panama, kazakhstan, Moldova, Ensuring high product quality by choosing the best suppliers, now we have also implemented complete quality control processes throughout our sourcing procedures. Meanwhile, our access to a large range of factories, coupled with our excellent management, also ensures that we can quickly fill your requirements at the best prices, regardless the order size.
  • A nice supplier in this industry, after a detail and careful discussion, we reached a consensus agreement. Hope that we cooperate smoothly.
    5 Stars By Natalie from Kazakhstan - 2018.09.19 18:37
    The accounts manager made a detailed introduction about the product, so that we have a comprehensive understanding of the product, and ultimately we decided to cooperate.
    5 Stars By Sara from Nepal - 2018.12.10 19:03
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