What certifications does the product have?

The product has ISO, CE, IS9001 certifications, along with international approvals like CE, Rohs, Kema, CB, and TUV.

What is the application of this switch?

It is used for no-load flow in high-voltage lines, maintenance of electrical equipment like high-voltage busbars and circuit breakers, and electrical isolation in high-voltage circuits.

Insulation Isolator Switch Gn19 Disconnect Switch for Electric Transmission Line

Name: Insulation Isolator Switch Gn19 Disconnect Switch for Electric Transmission Line
Brand: Lugao Power Co., Ltd.
SKU: 1967803461

Zhejiang, ChinaLugao Power Co., Ltd.

US$10,000.00

100 Pieces

Product profile

Customization

Available

Type

High-voltage

Structure

Single-column Disconnector

Model NO.

GN19

Installation

Indoor High-voltage

Operation

Electric

Grounding Mode

Grounding

Number of Poles

Three Pole

Grounding

Single Ground

Series

Specification

Run

Specification

Structure of Operating

Electric

Certification

ISO, CE, IS9001

Brand

Lugao

Product Name

High Voltage Gn19 Disconnect Switch

Rated Frequency

50Hz

Max. Voltage

40.5kv

Max. Current

2000A

Application

Distribution Power System

Transport Package

Standard Export Packaging

Specification

Standard

Trademark

LUGAO

Origin

China

Key features

Advanced Structure & Safety: Provides visible insulation distance for safety when the main switch is disconnected.

High Durability Materials: Copper main knife with thick silver-plated contacts; aluminum alloy grounding tube.

Corrosion Resistance: Exposed steel parts are hot-dip galvanized or Dacromet-treated for strong corrosion resistance.

Flexible Operation Modes: Supports both manual operation (CSA mechanism) and electric operation (CJ11 mechanism).

Professional Manufacturer: Lugao is a leading manufacturer in Zhejiang, China, specializing in high-voltage equipment.

Comprehensive Certifications: Certified by ISO, CE, IS9001, Rohs, Kema, CB, and TUV for international quality standards.

Reliable After-Sales Support: 24/7 online support, 1-3 years quality guarantee, and door-to-door service for large equipment.

Customization Options: Offers customization from samples, designs, full customization, and minor customization.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceExperienced TeamSelf-branded

Lugao Power Co., Ltd.

Zhejiang, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 3 years CertifiedNearest Port: Ningbo PortAverage Response Time: ≤6.47h

AI-Powered supplier vetting

SummaryLugao Power is an Asia-based electrical systems supplier headquartered in Yueqing, offering transformers, substations, switchgear, and related products. It reports ISO 9001, ISO 45001, and ISO 14001 certifications, CE capability, an ISO 9001-certified engineering team, and more than 15 years of average engineering experience. Customization and ODM services are available, with new products developed within the past year. After-sales support reportedly responds within 24 hours and includes customer follow-up. Financial records are indicated for 2022–2024, but no substantive financial performance data is provided. The supplier lacks overseas warehouses, showrooms, agents or branches, SDK availability, and well-known-brand OEM experience. Production scale, customer cases, and verified service-procedure implementation are insufficiently evidenced.

Supplier typeThe supplier describes itself as an industry-leading provider of electrical systems and lists transformers, substations, switchgear, ring main units, and related high- and low-voltage products. This supports classification as an electrical power equipment manufacturer or solution provider, although its exact manufacturing-versus-trading structure is not explicitly stated.

CertificationsThe supplier reports an ISO 9001-certified engineering team and holds or reports ISO 9001:2015, ISO 45001:2018, and ISO 14001 certifications, along with CE product certification capability. These certifications provide explicit evidence of quality, occupational health and safety, environmental, and product-compliance systems.

After-Sales capabilityThe supplier states that it has an established after-sales team, a response time below 24 hours, and mandatory customer-satisfaction follow-up within 24 hours after service. It also reports a service ecosystem and corrective/preventive-action procedures with follow-up records, although service-capability assessment procedures reportedly have no records.

R&D capabilityThe supplier reports new products within the past year, ODM capability, and 15% annual R&D reinvestment, while also describing continuous innovation. It does not provide SDK availability, so its innovation capability is supported but its software-development support is limited.

Customization capabilityBoth capability records explicitly identify customization from samples, designs, full customization, minor customization, and flexible customization. The supplier also offers ODM services, providing strong direct evidence of broad customization capability.

Product Q&A

Q:Are you a manufacturer or trader?

Lugao is a leading & professional manufacturer located in Zhejiang province of China.

Q:What is your after-sales service?

We provide 24hrs online support, 1-3 years quality guarantee, door-to-door service for large equipment, and international approvals like CE, Rohs, Kema, CB, TUV.

Q:What are your payment terms?

30% T/T in advance as deposit, balanced before shipment; irrevocable L/C at sight for orders over 100k USD; negotiable terms for old partners; T/T, Western Union, MoneyGram, PayPal for samples.

Q:How can I visit your company?

Our company is in Yueqing city, Zhejiang province, China. It is 40 mins by car to Wenzhou airport, 30 mins from Yueqing train station, 1 hr by air from Shanghai, and 1 hr by train from Ningbo. We can provide an invitation letter.

Q:What is the main material of the disconnect switch?

The main knife material is copper with thick silver-plated contacts. The grounding knife is made of aluminum alloy conductive tube with copper thick silver-plated contacts.