Product Description

High Voltage Polymer Composite Insulator Made by Silicone Rubber Material Rated Voltage From 11kv-220kv Suspension Insulator Tension String Insulator
Discover the excellence of our High Voltage Polymer Suspension Insulators, crafted from premium 70kN Silicone Rubber Material, ensuring reliability and durability in every component.
Our insulators are meticulously engineered to suspend conductors, maintaining them insulated from towers and the earth, serving as a critical component of transmission and distribution lines. Yuanneng, with over 15 years of expertise, specializes in composite insulators, employing cutting-edge injection and high-temperature vulcanization techniques to achieve perfectly sealed molds. Our precision and robust crimping machines guarantee the steadfast attachment of end metal fittings, ensuring they remain secure under standard tension loads.
Leveraging rich expertise, our team excels in the design, production, and optimization of diverse insulator types. Our portfolio includes long rod, pin, cross-arm, post, and windproof silicone rubber insulators. Renowned for exceptional insulation properties and robust mechanical performance, Yuanneng insulators represent an optimal choice for safeguarding power system reliability and safety.
Technical Specification

Product Model |
Rated Voltage (kv) |
Rated Mechanical Bending Load (kn) |
Structure Height H. (mm) |
Min. Arc Distance (mm) |
Min. Creepage Distance (mm) |
Diameter of Shed (mm) |
Lightning Impulse Withstand Voltage (peak)(kv) |
P.F.1min Wet Withstand Voltage (virtual value)(kv) |
Connect Size |
FXBW4-6/70 |
6 |
70 |
270±5 |
80 |
260 |
148/118 |
60 |
25 |
16 |
FXBW4-10/70 |
10 |
70 |
310±5 |
175 |
425 |
125/95 |
95 |
42 |
16 |
FXBW4-10/100 |
10 |
100 |
367±5 |
220 |
460 |
125/95 |
95 |
42 |
16 |
FXBW4-35/70 |
35 |
70 |
670±15 |
490 |
1350 |
138/128 |
230 |
95 |
16 |
FXBW4-35/100 |
35 |
100 |
670±15 |
450 |
1320 |
148/118 |
230 |
95 |
16 |
FXBW4-66/70 |
66 |
70 |
870(940) ±15 |
710 |
2248 |
148/118 |
410 |
185 |
16 |
FXBW4-66/100 |
66 |
100 |
870(940) ±15 |
710 |
2248 |
148/118 |
410 |
185 |
16 |
FXBW4-110/100 |
110 |
100 |
1240(1440) ±15 |
1000(1200) |
3150(3860) |
148/118 |
550 |
230 |
16 |
FXBW4-110/160 |
110 |
160 |
1340±15 |
1000 |
3380 |
148/118 |
550 |
230 |
R20 |
FXBW4-145/120 |
145 |
120 |
1480±30 |
1240 |
4123 |
148/118 |
725 |
355 |
16 |
FXBW4-220/100 |
220 |
100 |
2240(2350) (2470)±30 |
2020(2080)(2210) |
6450(6760)(7150) |
148/118 |
1000 |
395 |
16 |
FXBW4-330/160 |
230 |
160 |
2990 ±30 |
2600 |
9075 |
148/118 |
1425 |
570 |
R20 |
FXBW4-220/210(160) |
220 |
210/160 |
2350 ±30 |
2000 |
6800 |
158/128 |
1000 |
230 |
R20 |
FXBW4-330/210(160) |
330 |
210/160 |
2930 ±30 |
2650 |
8790 |
158/128 |
1425 |
570 |
R20 |
FXBW4-500/210(160) |
500 |
210/160 |
4450±30 |
4075 |
14860 |
195/158/128 |
2050 |
740 |
R20 |
Note: We offer customization of connection structures and product heights tailored to your specifications.
Main Product


Yuanneng Power, founded in 2007 in China's Electric Capital, Yueqing City, is devoted to servicing power infrastructure across generation, transmission, and distribution systems. As a cutting-edge technology enterprise, Yuanneng seamlessly integrates production, development, sales, and service in the industry. Our business portfolio encompasses polymer insulators, fuse cutouts, surge arresters, disconnect switches, and associated power fitting products.
In response to the evolving global landscape, Yuanneng's production aligns with regional and market-specific standards, including IEC, ANSI, IEEE, and GB. Our products, rigorously tested and certified by Xi'an High Voltage Apparatus Research Institute Co., Ltd (XIHARI), National Insulator & Lightning Arrester Quality Supervision Inspection Center, and State Grid Electric Power Science Academy Quality Inspection Test Center, exemplify our commitment to excellence.
Capitalizing on the swift and efficient shipment capabilities via Ningbo and Shanghai Ports,
Yuanneng successfully exports products worldwide. Our current annual production capacity includes 500,000 polymer insulators, 500,000 lightning arresters, 350,000 dropout fuse cutouts, and 250,000 disconnect switches, ensuring we maintain a competitive edge and provide robust support for our clients.
Yuanneng Power remains steadfast in embracing the development philosophy of "Human-oriented, Credibility-based," and we eagerly anticipate the opportunity to collaborate with you. Connect Electricity, Connect the World.






FAQ
Q: Are you manufacturer or a trade company?
We are a true professional manufacturer more than 15 years in China.
Q: Where is your factory?
Our factory address is Room 101, Building 2, No. 28, Binhainansan Road, Yueqing Economic Development Zone, Yueqing City, Wenzhou City, Zhejiang Province, China.
Q: Can I produce polymer insulator according to my own requirements?
Surely, OEM & ODEM is welcome.
Q: May I get a polymer insulator sample to check firstly?
Yes, the sample fee and courier fee need be paid by your esteem company, we will return cost back to you within your first order.
Q: How about sample time?
Normally, it can be ready in one week.
Q: What's your MOQ and delivery time?
For cutout, its MOQ should be 100pcs, delivery time is 30 days.
Q: Do you have type test report for ad insulator?
Yes, but consider test fee is very high, we make test on some models, welcome to contact to know details.
Q: What is your payment term?
Our payment term is T/T, L/C, if you have other idea, let us discuss.
Q: What is package for Insulator?
For polymer insulator, we will pack by carton+ pallet packing.
Q: What is standard of your cutouts?
GB/T9519-2008, IEC61109, and IEC61952 standards