What is the payment term?

The accepted payment term is T/T.

What is the net weight per unit?

The net weight per unit is 16 kg.

Where is the nearest port for shipping?

The nearest port is Shenzhen Port.

U420b High Load Standard Glass Insulator for Overhead Transmission Lines

Name: U420b High Load Standard Glass Insulator for Overhead Transmission Lines
Brand: Jiangxi QOCI Electric CO.,LTD.
SKU: 2209198905

Jiangxi, ChinaJiangxi QOCI Electric CO.,LTD.

US$3.00-5.00

50 Pieces

Product profile

Application

High-voltage, High-temperature

Material

Semiconductor

Structure

Suspension Insulator

Model NO.

U420B

Type

A Type Insulator

Usage

High Voltage Power Transmission, Insulation, Electrical Installation

Connection Method

Spherical Type

Size of Bearing Capacity

420KN

Certification

ISO9001

Color

Green

Brand

Unit Spacing(H)

205mm

Nominal Diameter(D)

320mm

Creepage Distance

550mm

Transport Package

Wooden Box Packaging

Specification

16kg

Trademark

Origin

China

HS Code

8546100000

Production Capacity

50000

Key features

High Mechanical Load Capacity: Mechanical failing load of 420KN ensures reliability for high-load overhead transmission lines.

IEC Standard Design: U420B/205 designation meets international standards for high-voltage suspension insulators.

Superior Insulation Performance: Dry lightning impulse withstand voltage of 140kV and wet power frequency withstand voltage of 80kV.

ISO Quality Certified: Manufactured under ISO9001:2015, ISO45001:2018, and ISO14001 certified management systems.

Factory Direct Pricing: Self-produced and self-sold by a manufacturer with over ten years of operation for low prices.

Customization Available: Customization from designs is supported for specific project requirements.

Robust Construction: Constructed with semiconductor material and spherical type connection method for durability.

Comprehensive Quality Control: 30 QA/QC inspectors perform random visual and function inspections on finished products.

Company profile

Importers and ExportersCooperated with Fortune 500Customization from DesignsManagement Certification

Jiangxi QOCI Electric CO.,LTD.

Jiangxi, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedCustomization Options: Customization from Designs CertifiedExport Year: 3 years CertifiedNearest Port: Shenzhen PortAverage Response Time: ≤1.72h CertifiedTerms of Payment: T/T

AI-Powered supplier vetting

SummaryThe supplier is a limited company with 207 employees offering glass, porcelain, and other insulators for transmission-line insulation, suspension, support, and conductor applications. It holds ISO9001:2015, ISO45001:2018, and ISO14001 certifications. Quality resources include 30 inspection staff, 18 items or sets of quality-control test equipment, seven R&D engineers, documented R&D records, and standardized finished-product inspection instructions. The supplier supports design customization and 3D software design, but does not provide ODM, SDK, or popular-brand OEM services and launched no new products in the last year. Service procedures, complaint handling, and corrective-action records are documented. International service infrastructure is limited: it reports no overseas warehouses, showrooms, agents, branches, or offline trade-show participation, and offers overseas services in zero countries. Financial evidence is insufficient for assessment because the slices provide years rather than financial...

Supplier typeThe supplier is a limited company with 207 employees and no stated parent company or larger corporate group. Its product scope includes glass, porcelain, and other insulators, primarily for transmission-line insulation, suspension, support, and conductor applications, indicating a specialized industrial manufacturer.

CertificationsThe supplier holds ISO9001:2015, ISO45001:2018, and ISO14001 certificates, covering quality, occupational health and safety, and environmental management systems. These are explicit certifications relevant to controlled manufacturing operations.

After-Sales capabilityThe supplier has seven R&D engineers whose responsibilities include technical support for production and after-sales service, and it maintains documented procedures and records for service assessment, corrective and preventive actions, and customer complaints. However, it reports no overseas warehouse, showroom, agent, branch, or overseas service coverage, so the evidence supports structured service processes but limited overseas infrastructure.

Production capacityProduction-related controls include 30 quality-control inspection staff, 18 quality-control test equipment items or sets, documented and uniformly followed finished-product inspection instructions, and a product range covering multiple insulator types. The slices do not provide production capacity, factory area, machinery count, or output figures, so overall production scale cannot be fully judged, although established quality-control resources are explicitly demonstrated.

Customization capabilityThe supplier explicitly offers customization from customer designs and provides 3D software design services. These statements support the ability to adapt products or designs to customer requirements, although the slices do not define the customization range, engineering limits, or delivery performance.

Client casesThe supplier reports cooperation with Fortune 500 companies and a repeat-buyer preference rate of 30%–50%. These are direct indicators of customer experience and recurring demand, although no customer names, project descriptions, or verification details are provided.