Stockbridge Vibration Damper with armor rods
4D series stockbridge vibration damper is a turning fork multi-resonant Vibration Damper founded by Stockbrige, and is mainly used in dispelling and dispersing of the the impact energy on the cable caused by breeze.
Product features:
1. Used for vibration shock isolation of ADSS, OPGW cable
2. Easy to install and operate
3. Stainless steel
4. ISO certified
5. Customized
Technical Data:
Model |
Diameter Range(mm) |
Total Length(mm) |
Clamp Width (mm) |
Weight(kg) |
4D30C -27.0 |
27.0-22.3 |
383 |
52 |
2.5 |
4D30C -23.4 |
23.4-19.5 |
4D30C -20.3 |
20.3-16.5 |
4D30C -18.0 |
18.0-15.0 |
383 |
52 |
2.5 |
4D30C -16.0 |
16.0-14.0 |
4D30C -14.0 |
14.0-12.2 |
4D20C -27.0 |
27.0-22.3 |
330 |
52 |
1.4 |
4D20C -23.4 |
23.4-19.5 |
4D20C -20.3 |
20.3-16.5 |
4D20C -18.0 |
18.0-15.0 |
330 |
52 |
1.4 |
4D20C -16.0 |
16.0-14.0 |
4D20C -14.0 |
14.0-12.2 |
Company Profile

Founded in 1994 and headquartered in Qingdao, China, Qingdao Powtech Electronic Co., Ltd is a trailblazing high-tech enterprise dedicated to designing, manufacturing, and supplying advanced solutions for telecommunications and power transmission industries. With over 30 years of expertise, we combine innovation, precision engineering, and customer-centric values to deliver reliable, sustainable technologies worldwide.
Mission: "From Design to Delivery, Powtech Offers You Reliability".
Vision: To pioneer sustainable technologies that connect communities and power global progress
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Our Advantages

FAQ
Q1:Can u provide us with samples?
Ans1: Yes, we can provide 1 to 2pcs samples for free.
Q2:If we need customized/OEM product, Can u supply?
Ans2: Yes,Customized/OEM product/artwork is available for us. Professional designers, Advanced technicians and mold modifications department ensure that we will make the exact model for u accordingly.
Q3:If u can accept small trial order?
Ans3: Yes, small trial order is accepted.
Q4:What payment terms available for u?
Ans4: We accept TT, LC, Alipay etc.
Q5:Can u offer discount?
Ans5: Yes, Discount available on large order. The larger the order, the more discount we will offer.
Q6:What is ur delivery time?
Ans6: Usually, delivery will be made within 2 weeks after down payment; If order very large,one month we will need. Please note, delivery time is production time, and shipping time not included. If u want to know, we can help u consult shipping company for details.