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Tr Series Solid-Core Station Post Insulators Tr-308 333kN Substation Insulator
US$60.00
10-1,999 Pieces
US$50.00
2,000+ Pieces
Sample price:US$65.00/piece.Request sample
Product profile
Customization
AvailableApplication
High-voltage, High-temperatureMaterial
PorcelainModel NO.
TR286/TR288/TR308/TR316Structure
Post InsulatorType
A Type InsulatorUsage
High Voltage Power Transmission, Insulation, Driving, Electrical InstallationConnection Method
Trough TypeSize of Bearing Capacity
333kNCertification
CCC, CE, ISO9001, Standard: ANSIColor
Brown or CustomerizedBrand
PcstarCreepage Distance
4191mmCantilever Strength
6.45kNTension Strength
111kNTorsion Strength
1017kNCompression Strength
333kNImpulse Withstand Voltage
900kvWeight
70kgTransport Package
Wood Packing or CustomerizedSpecification
2032mm*254mnmTrademark
pcstarOrigin
ChinaHS Code
8546209090Production Capacity
5000000PCS/YearKey features
High Bearing Capacity: 333kN compression strength with 6.45kN cantilever and 111kN tension strength.
Customizable Color: Available in Brown or customized colors to meet specific project requirements.
Multiple Certifications: Certified by CCC, CE, ISO9001, ISO14001, ISO45001, and ANSI standards.
High Voltage Application: Designed for high-voltage and high-temperature environments in power transmission.
Professional Manufacturer: State-level high-tech enterprise with 20+ years experience in porcelain insulators.
Strict Quality Control: Products inspected by national centers with advanced testing equipment.
Company profile
CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableExport Year: 2021-06-03 CertifiedNearest Port: Shanghai Port, Shenzhen Port, Ningbo Port, Xiamen PortAverage Response Time: ≤3.77h CertifiedTerms of Payment: LC, T/T, D/P, etc.
AI-Powered supplier vetting
SummaryJiangxi Xinghai Electric Porcelain Manufacturing Co., Ltd. is a China-based manufacturer/factory specializing in porcelain insulators and related high-voltage electrical products. It reports ISO 9001 and ISO 14001 certification, while its description also states ISO 45001 certification. The supplier has operated since 1998, reports 25,000 tons of annual porcelain-insulator productivity, five production lines, automated kiln and adhesive-maintenance equipment, and documented R&D and quality-control personnel. Its products cover 10kV–500kV applications, and it states compliance with IEC, GB, and ANSI standards. It is identified as a qualified supplier to State Grid and China Southern Power Grid. Evidence is insufficient to assess after-sales service, customization capability, or financial credibility without using financial figures.
Supplier typeThe supplier is explicitly identified as a Manufacturer/Factory and describes itself as specializing in porcelain-insulator R&D and manufacturing. Its stated product scope includes high-voltage transmission and transformation insulators, power-station insulators, and porcelain bushings.
CertificationsThe supplier reports ISO 9001 quality-management and ISO 14001 environmental-management certifications, and its description additionally states that it has passed ISO 45001 occupational health and safety certification. It also states that production follows IEC, GB, and ANSI standards.
R&D capabilityThe supplier describes itself as a national-level high-tech enterprise, reports porcelain-insulator R&D activity, and states that it independently developed an automatic chain-type glue and maintenance system. It is also developing DC ±800kV and AC 1000kV UHV suspension insulators, with 11–20 years of total R&D-engineer experience reported.
Production capacityThe supplier reports 25,000 tons of annual porcelain-insulator productivity, five production lines, a highly automated 110-meter tunnel kiln, a 110m³ shuttle kiln, and an automated chain-type system. Its operating history since 1998 and stated manufacturing facilities provide explicit evidence of established production capacity.
Client casesThe supplier states that it is a qualified supplier of State Grid and China Southern Power Grid, which is direct evidence of named institutional customer qualification. Trade data also lists one buyer associated with the supplier, but the provided information does not establish project scope, delivery performance, or multiple completed customer cases.
Product Q&A
Q:What is the payment term?
A:
We accept TT, 30% deposit and 70% balance against copy of B/L or L/C at sight.
Q:How long is the production time?
A:
Normally it will take about 35-40 days for production.
Q:What is the standard of package?
A:
For small capacity, we use carton, but for big capacity, we will use strong wooden case for protection or double inner packs in a master carton.
Q:Can you offer Form A or C/O?
A:
Yes. We can prepare relative documents to forgin affairs office or other offices to apply for this certificate.
Q:Will you accept using customer's logo?
A:
Only accaept OEM when you order a big quantity.
Send Inquiry
*To:
Jiangxi Xinghai Electric Porcelain Manufacturing Co., Ltd.
Jiangxi Xinghai Electric Porcelain Manufacturing Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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