High Voltage Outdoor Polymer Insulator Composite Suspension Insulators
Technical Parameters
| Product Model | Specified Mechanical load(KN) | Specified H(mm) | Arcing (>mm)) distance | Minimum Creepage distance | Lightning impulse Withstand voltage (>=KV,ms) | wet power frequency withstand voltage>=KV rms) |
|---|---|---|---|---|---|---|
| JLR3370CT915 | 70 | 550 | 380 | 915 | 180 | 65 |
| JLR35120CT915 | 120 | 560 | 365 | 915 | 170 | 75 |
| JLR33120BS1150 | 120 | 680 | 465 | 1150 | 230 | 95 |
| JLR3370BS1150 | 70 | 600 | 455 | 1150 | 230 | 95 |
| JLR3370CT1150 | 70 | 610 | 460 | 1150 | 200 | 70 |
| JLR3370BS1350 | 70 | 640 | 497 | 1350 | 230 | 95 |
Product Features
1. Exceptional Weather Resistance
Hydrophobic silicone rubber sheds repel water, prevent pollution flashover, and withstand UV radiation, acid rain, and extreme temperature fluctuations, ensuring consistent performance in coastal, desert, and industrial areas.
2. High Mechanical Strength
The fiberglass-reinforced epoxy resin core rod offers excellent tensile and bending strength, capable of withstanding strong winds, ice loads, and seismic impacts without deformation or breakage.
3. Lightweight & Easy Installation
Weighing only a fraction of porcelain insulators, our composite insulators reduce transportation and installation costs, while their compact design simplifies handling and assembly, cutting down on on-site labor time.
4. Low Maintenance Requirement
The non-porous surface of silicone rubber resists dust and dirt accumulation, eliminating the need for regular cleaning. This feature significantly reduces operational maintenance costs over the product’s lifespan.
5. Broad Application Versatility
Suitable for AC and DC systems with voltage ratings ranging from 10kV to 1000kV, these insulators can be customized to meet the specific requirements of different power projects, including overhead transmission lines, substations, and renewable energy installations.
Packaging
|
Packaging Details |
Wooden Box |
|
Port |
Ningbo Port, Shanghai Port |

About Us
Jecsany Electrical Equipment Co., Ltd. was established in 2009, and it is backed by China Electric Porcelain Import and Export Co Ltd. Since 1981, the company has focused on the research and development, manufacturing and export of professional high-voltage power products, and has accumulated profound technical background and rich industry experience in this field, and has built a reputation for delivering high-quality products and exceptional service to our clients.
Moreover, the company gives full play to its own R&D and production experience advantages, and strives to cultivate a professional team that can match products with the fastest speed and highest accuracy. At present, the company has professional teams engaged in the power industry in South Africa, USA, South America, Vietnam and other places.
After years of development, the company has gradually become a professional supplier of diversified products including Power Transformers, Auto-Reclosers, Vacuum circuit breakers, Lightning arresters, Line protection devices, Switchgears, Fuse cutouts, Polymer / Glass / Porcelain insulators, Power line fittings and Tools, etc. Jecsany can provide customers with one-stop full-service from product development, design, manufacturing to transportation, installation and after-sales service.
Jecsany Team is the backbone of our success, and we are dedicated to fostering a work environment that encourages innovation, collaboration, and continuous improvement. We are constantly investing in our facilities and technology to ensure that we stay at the forefront of the industry, delivering high-quality products and services that exceed expectations.













