What payment terms are accepted?

We accept T/T, LC, D/P, PayPal, Western Union, and small-amount payments.

What is the diameter and height of the insulator?

The diameter is 255mm and the height is 127mm.

How is quality controlled before shipment?

We perform 100% function inspection on finished products with instructions uniformly followed.

High-Performance 120kN Glass Insulator for Superior Electrical Applications

Name: High-Performance 120kN Glass Insulator for Superior Electrical Applications
Brand: Jiangxi Johnson Electric Co., Ltd.
SKU: 1904696065

Jiangxi, ChinaJiangxi Johnson Electric Co., Ltd.

US$4.79

200-999 Pieces

US$3.29

1,000+ Pieces

Sample price:US$0.00/piece.Request sample

Product profile

Customization

Available

Application

High-voltage

Material

Glass

Model NO.

U120B/127

Structure

Suspension Insulator

Type

A Type Insulator

Usage

High Voltage Power Transmission, Insulation, Electrical Installation

Size of Bearing Capacity

120kn

Certification

ISO9001, IEC

Color

Green

Brand

Johnson

Net Weight

4kg

Diameter

255mm

Height

127mm

Creepage Distance 

320mm

Mechanical Failing Load

120kn

Transport Package

Standard Shipping Package

Specification

900*1100*1100

Trademark

Customer Specified

Origin

China

HS Code

8546209090

Production Capacity

100000

Key features

High Mechanical Strength: Mechanical failing load of 120kN ensures reliability in high-voltage applications.

Comprehensive Certifications: Certified with ISO9001 and IEC standards for quality assurance.

Full Customization Options: Offers full, minor, and flexible customization based on samples or designs.

Optimized Insulation Design: Creepage distance of 320mm provides superior insulation performance.

Durable Glass Material: Constructed from high-quality glass for long-term durability and stability.

Strict Quality Control: 100% function inspection on finished products with 6 dedicated QA/QC inspectors.

Fast Production Lead Time: Consistent one-month lead time regardless of peak or off-peak seasons.

Established Manufacturer: Manufacturer with 8 years of export experience and 50%-80% repeat buyer rate.

Company profile

Exhibition ExperienceExperienced TeamProduction Process VisualizationCustomization from Samples

Jiangxi Johnson Electric Co., Ltd.

Jiangxi, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 8 Years CertifiedNearest Port: Ningbo PortAverage Response Time: ≤1.32h CertifiedTerms of Payment: T/T, LC, D/P, etc.

AI-Powered supplier vetting

SummaryJiangxi Johnson Electric Company manufactures a broad range of electrical insulators and related fittings, with three production lines and 41–50 quality-control staff. It supports extensive customization, including customization from samples and designs, and follows uniform finished-product inspection instructions. However, the supplier reports no certification of management systems, no written procedures for service assessment, corrective actions, complaints, or quality assurance, and no overseas agents, warehouses, showrooms, or in-stock service. Its R&D evidence is limited: one year of R&D engineer experience is reported, with no new products in the past year, no ODM, 3D software design, SDK, or popular-brand OEM capability. Export sales account for 51%–70%, and the supplier has participated in one named offline trade show. Financial records are referenced for 2022–2024, but the provided slices do not establish financial strength.

Supplier typeThe supplier is an electrical-insulator manufacturer offering glass, porcelain, composite polymer insulators, transformer bushings, and end fittings. Its listed combined facilities include molding, drying, glazing, kiln, and related production equipment, supporting classification as a specialized manufacturing supplier.

CertificationsThe supplier reports no certification of supplier management systems. It also reports no written quality-assurance procedures or records, although finished-product inspection instructions are stated to be available and uniformly followed.

After-Sales capabilityThe supplier has no overseas agents or branches, overseas warehouse, showroom, inventory service, or written procedures and records for complaint handling, service assessment, or corrective and preventive actions. It does accept several quotation and payment terms and reports a one-month average lead time in both peak and off-season, but the documented after-sales infrastructure is deficient.

R&D capabilityInnovation evidence is weak: the supplier reports one year of total R&D-engineer experience, no new products in the past year, no 3D software design service, no ODM service, and no available SDK. It does offer several forms of design customization, but this does not establish strong product innovation capability.

Production capacityThe supplier operates three production lines, has 41–50 quality-control staff, and lists facilities covering molding, drying, glazing, kiln, and related processes. It also states that finished products are inspected under instructions that are uniformly followed; however, it reports no in-stock capacity and no valid manufacturing contract with associated subcontractors.

Customization capabilityThe supplier explicitly accepts customer designs and provides full, minor, flexible, sample-based, and design-based customization. This is direct evidence of broad customization capability, although 3D software design services are not provided.