220kv Silicone Rubber Insulator/ Composite Long Rod Tension Insulator

• Customization: Available
• Application: High-voltage
• Material: Composite Polymer
• Model NO.: FXBW4-220/70
• Structure: Suspension Insulator
• Type: A Type Insulator
• Usage: High Voltage Power Transmission, Insulation, Electrical Installation
• Connection Method: Spherical Type
• Size of Bearing Capacity: 70KN
• Certification: CCC, CE, ISO9001
• Color: Red,Grey
• Brand: OEM
• Insulator Material: Glass, Porcelain, Silicone, Composite Polymer
• Transport Package: Export Carton or as Customized
• Specification: 220KV
• Trademark: OEM
• Origin: China
• HS Code: 85462090
• Production Capacity: 100000PCS/Month

Product Description

220kv Silicone Rubber Insulator/ Composite Long Rod Tension Insulator

Technical Data as following:

Code No.	FXBW4-220/70
Catalogue No.	QCE-220/70BS
Rated Voltage (KV)	220
Specified Mechanical Load(KN)	70
Section Length (mm)	2200
Min Arc Distance (mm)	1950
Min creepage Distance (mm)	6300
Lightning Impulse Withstand (KV)	1000
Wet Power Frequence Withstand (KV)	395

Condition of Use:
1. Ambient air temperatures within the range of -40 degree Celsius to +40 degree Celsius;
2. Altitude above sea level not exceeding 1, 000m; (If the altitude is higher than 1, 000, it needs adjust. )
3. Frequency of A. C. Power supply not exceeding 100Hz;
4. The mechanical load no more than the rated value.

Insulator Characteristics:
-Small volume and light weight, easy to transport and install
-The superior in performance and high intensity mechanical enhance reliability of power line
-Extraordinary hydrophobic and resistance to contamination
-Long-duration resistance aging and leakage tracking.



Company Profile:

Qingdao Cosine Electrical Equipment specializes in supplying various kinds of insulator and pole line hardware. With high speed of power construction in China and oversea country, Qingdao Cosine has grown into a leader of exporting of insulator in China.
Our products range from10KV-500KV polymer insulator, 40KN-420KN glass & porcelain insulator and various kinds of pole line hardware. All the insulators have been produced by modern equipment as following:

Tensile Strength Tester:


Crimping Machine: 


Injection Machine:


Export Seaworthy Package:

Ply-wooden box + Pallet is our normal package, and can be customized according to client's request!
Just contact with us freely if you have any special request.



Why Over 50 Country Clients Choose us?

1. Professional manufacturer of insulators with our own factory;

2. We have excellent quality products with strict quality control process.

3. Products are produced by ourselves, which ensures high quality and lead time

4. Factory Manufacturing Enterprise Provide with you Competitive Price and superior quality

5. A wide range of low and high voltage insulators, from 10KV to 330KV

Welcome to send us inquiry and the best price will be offered in 24 hours!


Our ISO9001 Certificate:

Hope you're interested in our products.
Looking forward to your inquiry and hope to develope business with you to achieve mutual benefits!