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ISO 9001 Power Line Post Insulator with Flange Fitting Wortai Composite Polymer Insulator 36kv 70kn with Test Report
US$8.00
50 Pieces
Sample price:US$8.00/piece.Request sample
Product profile
Customization
AvailableApplication
High-voltageMaterial
Composite PolymerModel NO.
36kv 70knStructure
Suspension InsulatorType
Post InsulatorUsage
High Voltage Power TransmissionConnection Method
S B E Y C TSize of Bearing Capacity
70KNCertification
ISO9001Color
Gray or BrownBrand
Wortai or Custom BrandName
Dead End Polymer/Composite InsulatorVoltage Class
10kv- 750kvSpecified Mechanical Load
70kn 120kn 300knEnd Fittings
Forged SteelCore
Electrical Grade Fiberglass Rod (E-Glass + Epoxy)Standard
ANSI C29.13 IEC61109Transport Package
12PC in 1 Carton and Then PalletSpecification
Pallet dimension 110x110x210Trademark
WORTAI or OEMOrigin
Wenzhou, ChinaHS Code
8546900000Production Capacity
30000PCS/MonthKey features
Composite Polymer Material: Housing made of silicone rubber with fiberglass core for excellent electrical and mechanical strength.
High Voltage Range: Available voltage classes from 10kV to 750kV for various power transmission needs.
Custom Branding: Supports custom brand names and OEM/ODM services for tailored product requirements.
Pollution Performance: Superior performance in polluted areas due to high hydrophobicity of silicone rubber.
Lightweight Design: Easy to handle and install compared to traditional ceramic insulators.
Moisture Resistance: One-shot injection molding ensures an impenetrable interface against moisture ingress.
International Certifications: ISO9001, ISO14001, KEMA, and CNAS certified for top quality standards.
Fast Response Time: Customer emails are replied to within 24 hours for efficient communication.
Company profile

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2009-09-16Nearest Port: ningboAverage Response Time: ≤6.28hTerms of Payment: LC, T/T, Western UnionInternational Commercial Terms(Incoterms): FOB, CFR, CIF, Others
AI-Powered supplier vetting
SummaryYueqing Wortai Electric Co., Ltd. is a China-based electrical and electronics supplier identified as both a trading company and manufacturer/factory. Its stated product scope includes electrical equipment and accessories such as fuse cutouts, surge arresters, insulators, fuse links, hotsticks, and cable grips. The supplier reports ISO 9001 certification, eight production lines, 21–30 R&D engineers, and 21–30 quality-control staff. It offers OEM services and states that it prioritizes quality and customer service. Export activity is established, with exports beginning in 2009 and coverage across multiple global regions. However, the provided information does not substantiate specific after-sales procedures, financial strength, patented or demonstrated innovations, or named customer cases. The supplier’s 2025 registration records also show virgin silicone products supplied to Vietnam, indicating activity beyond the listed electrical product range.
Supplier typeWORTAI is described as a Chinese industrial electrical equipment and accessories company. Official classifications identify it as both a trading company and manufacturer/factory, while associated-company information classifies the business as wholesale and retail. This indicates a mixed manufacturing and trading model rather than a purely production-focused supplier.
CertificationsThe supplier reports holding ISO 9001 certification for its management systems. This is explicit evidence of a recognized quality-management certification, although the provided slices do not state the certificate’s issue date, scope, or validity period.
Production capacityWORTAI reports a physical factory location, eight production lines, 21–30 quality-control staff, and 21–30 R&D engineers. It also states that off-peak lead time is within 15 working days and peak-season fulfillment takes one month, providing direct evidence of organized production and fulfillment capacity.
Customization capabilityThe supplier explicitly states that it provides OEM services worldwide, and its product range covers multiple industrial electrical components. This directly supports the ability to undertake customer-specific or OEM work, although the slices do not specify customization scope, tooling capability, minimum order requirements, or engineering procedures.
Product Q&A
Q:What is the voltage range for this insulator?
A:
The insulator is available in voltage classes ranging from 10kV to 750kV.
Q:Can I customize the brand name?
A:
Yes, we offer custom brand names and welcome OEM & ODM services.
Q:What materials are used in the construction?
A:
The housing is made of silicone rubber and the core rod is made of electrical grade fiberglass.
Q:Is this insulator suitable for polluted areas?
A:
Yes, it offers better performance in polluted areas due to the high hydrophobicity of the silicone rubber.
Q:What are the lead times for delivery?
A:
During peak season, lead time is one month; off-season lead time is within 15 workdays.
Send Inquiry
*To:
Yueqing Wortai Electric Co., Ltd.
Yueqing Wortai Electric Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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