What are the payment terms and lead time?

Payment terms are LC or T/T. The average lead time is one month for both peak and off-peak seasons.

What certifications does the product have?

The product complies with IEC, ANSI, GB, and other international standards. The manufacturer is ISO9001:2015 certified.

What is the rated mechanical tensile failure load?

The bearing capacity is 550KN, with specific models offering loads such as 100(120)KN or 160KN depending on the model.

33kv Composite Suspension Insulator for Electrified Railway

Name: 33kv Composite Suspension Insulator for Electrified Railway
Brand: Zhejiang Haivo Electrical Co., Ltd.
SKU: 1966442855

Zhejiang, ChinaZhejiang Haivo Electrical Co., Ltd.

US$1.00-20.00

2 Pieces

Sample price:US$1.00/piece.Request sample

Product profile

Customization

Available

Application

High-voltage

Material

Composite Polymer

Model NO.

FQX

Structure

Suspension Insulator

Type

B Type Insulator

Usage

High Voltage Power Transmission, Insulation

Connection Method

Trough Type

Size of Bearing Capacity

550KN

Certification

ISO9001

Color

Grey

Brand

Haivol

Transport Package

Carton

Specification

111

Trademark

HAIVOL

Origin

China

HS Code

3917310000

Production Capacity

20, 000PCS

Key features

Compact & Lightweight Design: Small size and light weight make it ideal for electrified railway tunnels with limited clearance.

Superior Anti-Fouling Performance: Silicone rubber housing ensures hydrophobicity and soil resistance, preventing pollution flashovers.

High Mechanical Strength: ECR fiberglass rod offers tensile strength >1200Mpa, ensuring reliability under stress and fatigue.

Corrosion Resistant Structure: Stainless steel or hot-dip galvanized support arms resist humidity and acid rain for extended life.

Low Maintenance Requirement: No need for regular cleaning, significantly reducing workload and maintenance costs for railways.

Customizable OEM/ODM Service: Special designs available according to customer requirements, including samples-based customization.

Robust Sealing Technology: Internal radial multi-seal structure guarantees long-term reliability of seals between fittings and rods.

Certified Quality Assurance: ISO9001 certified manufacturer with 100% finished product inspection for visual and function checks.

Company profile

High Repeat Buyers ChoiceImporters and ExportersYears of Export ExperienceExhibition Experience

Zhejiang Haivo Electrical Co., Ltd.

Zhejiang, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples CertifiedExport Year: 14 Years CertifiedNearest Port: Ningbo PortAverage Response Time: ≤3.75h

AI-Powered supplier vetting

SummaryThe supplier is identified as a combined manufacturing, processing, and sales business in Yueqing, Wenzhou, focused on power-distribution and insulation products. It has valid manufacturing-capacity contracts with associated subcontractors, five production lines, documented inspection procedures, and stated annual output across surge arresters, power fittings, switches, insulators, and fuse cutouts. Quality systems include one listed QA/QC inspector, written corrective-action and complaint-handling procedures, and quality assurance. The supplier provides ODM, OEM, sample-based customization, and an SDK, but reported no new products during the past year. It lacks inventory, overseas warehouses, overseas agents or branches, and overseas showrooms; it has participated in the Dubai Exhibition. Financial records are identified for multiple years, but their results are not provided. No certification information or specific customer cases are documented.

Supplier typeThe supplier is described as a combined company with a business scope covering manufacturing, processing, and sales of power-distribution switch control equipment, insulation products, fuses, lightning arresters, transformers, wires, and cables. Its company nature is separately recorded as a trading company, so the available records indicate a mixed manufacturing/trading profile rather than a purely manufacturing entity.

After-Sales capabilityThe supplier has documented procedures and followed records for handling customer complaints and corrective/preventive actions, indicating an established service-response process. However, it lacks in-stock service capacity, overseas warehouses, overseas agents or branches, and overseas showrooms, while its overseas service coverage is recorded as zero countries.

R&D capabilityThe supplier has an available SDK and provides ODM services, demonstrating some product-development and design-service capability. Nevertheless, it explicitly reported no new products during the past year, which limits evidence of recent innovation activity.

Production capacityThe supplier has valid manufacturing-capacity contracts with associated subcontractors, operates five production lines, and reports substantial annual production quantities across five product categories. Finished-product inspection follows written and uniformly applied instructions, although only one QA/QC inspector is listed and the quality-control staff count is recorded as fewer than five.

Customization capabilityThe supplier offers ODM services, OEM capability for popular brands, and design customization from samples. These explicit service offerings support a demonstrated ability to adapt products to customer or brand requirements.

Product Q&A

Q:What are the main applications of this composite insulator?

It is mainly used for high-speed railway and urban light rail transportation construction, suitable for high-voltage power transmission and electrified railway tunnels.

Q:Does the insulator require regular cleaning?

No, it has good anti-fouling ability and does not need regular cleaning, which reduces maintenance workload.

Q:What materials are used for the support arm and housing?

The support arm is made of stainless steel or hot-dip galvanized cast steel. The housing is silicone rubber, and the rod is modified ECR fiberglass reinforced epoxy resin.

Q:Is customization available for this product?

Yes, we offer OEM and ODM services. Special designs can be made according to customer requirements, including customization from samples.

Q:What is the minimum order quantity (MOQ)?

The minimum order quantity is 1 Set.