Are corona rings required for high voltage applications?

We recommend using corona rings at 110kV and above, and they are necessary at 220kV and above.

What is the lead time for delivery?

Lead times vary by season: one month during peak season and within 15 workdays during off-season.

What certifications does the manufacturer hold?

The manufacturer holds ISO9001, ISO14001, KEMA, and CNAS certificates.

Electric Component Insulator Polymer Suspension Insulator 66kv 70kN From China

Name: Electric Component Insulator Polymer Suspension Insulator 66kv 70kN From China
Brand: Yueqing Wortai Electric Co., Ltd.
SKU: 1904383602

Zhejiang, ChinaYueqing Wortai Electric Co., Ltd.

US$8.00

50 Pieces

Sample price:US$8.00/piece.Request sample

Product profile

Customization

Available

Application

High-voltage

Material

Composite Polymer

Model NO.

FXBW-66

Structure

Suspension Insulator

Type

Deadend

Usage

High Voltage Power Transmission

Connection Method

S B E Y C T

Size of Bearing Capacity

70KN

Certification

ISO9001

Color

Gray or Brown

Brand

Wortai or Custom Brand

Name

Dead End Polymer/Composite Insulator

Voltage Class

10kv- 750kv

Specified Mechanical Load

70kn 120kn 300kn

End Fittings

Forged Steel

Core

Electrical Grade Fiberglass Rod (E-Glass + Epoxy)

Standard

ANSI C29.13 IEC61109

Transport Package

12PC in 1 Carton and Then Pallet

Specification

Pallet dimension 110x110x210

Trademark

WORTAI or OEM

Origin

Wenzhou, China

HS Code

8546900000

Production Capacity

30000PCS/Month

Key features

Voltage Range Coverage: Available for 10kV to 750kV high-voltage power transmission systems.

Composite Polymer Material: Silicone rubber housing with fiberglass core for excellent electrical strength.

Hydrophobic Performance: High hydrophobicity suppresses leakage current surge and performs well in polluted areas.

Moisture Resistant Design: One-shot injection molding ensures an impenetrable interface against moisture ingress.

Lightweight Construction: Easy to handle and install due to reduced weight compared to traditional insulators.

Global Standard Compliance: Manufactured and tested according to ANSI C29.13 and IEC 61109 standards.

Custom Branding Option: Supports custom brand names and OEM/ODM services for tailored products.

Corona Ring Recommendation: Corona rings recommended for 110kV and necessary for 220kV and above applications.

Company profile

Yueqing Wortai Electric Co., Ltd.

Zhejiang, China

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2009-09-16Nearest Port: ningboAverage Response Time: ≤5.99hTerms 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.