What is the lead time for production?

The average lead time is one month, regardless of peak or off-peak seasons.

What certifications does the product have?

The product is certified with ISO9001, ensuring quality management standards.

How is the quality of finished products inspected?

Finished products undergo 100% inspection, including visual inspection and function inspection.

5. Haivol Suspension Composite Insulator for Transmission Lines

Name: 5. Haivol Suspension Composite Insulator for Transmission Lines
Brand: Zhejiang Haivo Electrical Co., Ltd.
SKU: 869339895

Zhejiang, ChinaZhejiang Haivo Electrical Co., Ltd.

US$2.00-22.00

1 Piece

Sample price:US$2.00/piece.Request sample

Product profile

Customization

Available

Application

High-voltage, Insulators

Material

Composite Polymer

Model NO.

25-70

Structure

Suspension Insulator

Type

B Type Insulator

Usage

High Voltage Power Transmission

Connection Method

Trough Type

Size of Bearing Capacity

550KN

Certification

ISO9001

Color

Grey

Brand

Haivol

Polymeric Type

Outdoor

Transport Package

Cartons

Specification

220kv/160kn

Trademark

HAIVOL

Origin

China

HS Code

8546900000

Production Capacity

12, 000PCS/Month

Key features

High Voltage Capability: Designed for power transmission lines with rated voltage up to 550 kV.

Lightweight Design: Compact and light in weight, convenient for transportation and installation.

Superior Durability: Features good anti-vibration, anti-moisture, and high anti-aging performances.

Pollution Resistance: Strong anti-pollution flashover ability ensures secure operation in harsh environments.

Customization Service: Offers OEM and ODM services with customization options from samples.

Quality Assurance: ISO9001 certified with 100% visual and function inspection for finished products.

Low Maintenance: Easy for maintenance due to reliable operation and durable composite polymer structure.

Wide Application Range: Suitable for various insulator types including pin, post, and line post up to 252kV.

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: ≤3.07h

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.