How is the transformer installed?

It is equipped with dedicated mounting brackets for direct installation on utility poles, eliminating the need for civil engineering foundations.

What safety protections are included?

It incorporates a built-in pressure relief valve and a high-sensitivity gas relay for multiple layers of protection.

Gw4-12/630A Outdoor High Voltage Disconnect Switch (Isolation Switch)

Name: Gw4-12/630A Outdoor High Voltage Disconnect Switch (Isolation Switch)
Brand: Wenzhou Longqi Import and Export Co., Ltd.
SKU: 2149854862

Zhejiang, ChinaWenzhou Longqi Import and Export Co., Ltd.

US$500.00

1 Piece

Sample price:US$500.00/piece.Request sample

Product profile

Customization

Available

Type

High-voltage

Structure

Three-column Disconnector

Model NO.

GW4-12/630A

Installation

Outdoor High-voltage

Operation

Manual

Grounding Mode

Not Grounding

Movement Mode

Rotary

Number of Poles

Three Pole

Grounding

Un Grounded

Series

Single-Stage

Run

Manual

Switching Mode

on-Load

Common Model

Gw4-12/630A

Structure of Operating

Manual

Certification

ISO, CE, ISO9001

Brand

Longcycle

Transport Package

Wooden Case

Specification

Rated Voltage: 12kV Rated Current 1250A

Trademark

Longcyele

Origin

Zhejiang China

HS Code

85352900

Production Capacity

500/Week

Key features

Lifetime Technical Support: Comprehensive lifetime technical support provided alongside a 3-year warranty.

Maintenance-Free Design: Fully sealed structure prevents oil aging and moisture ingress for zero maintenance.

High Energy Efficiency: Silicon steel cores and copper windings significantly reduce no-load and load losses.

Easy Pole-Mount Installation: Dedicated brackets allow direct installation on utility poles without civil foundations.

Customizable Voltage Ratio: Rated voltage ratio of 10kV/0.22kV is customizable to meet specific user needs.

Multi-Scenario Application: Ideal for rural grids, urban lighting, highways, railways, and telecom base stations.

Strict Quality Assurance: Manufactured per GB1094/IEC60076 with rigorous factory testing including short-circuit tests.

Company profile

Fast DeliveryCustomization from SamplesFull CustomizationQuality Assurance

Wenzhou Longqi Import and Export Co., Ltd.

Zhejiang, China

Business Type: Trading CompanyExport Year: 2025-05-01Nearest Port: Wenzhou Port, Ruian Port, Yueqing Bay Port AreaAverage Response Time: ≤6.69hTerms of Payment: T/T, D/P, PayPal, etc.International Commercial Terms(Incoterms): FOB, Others, FCA, EXW, CFR, CIF, DAT, FAS, DDP, DAP, CIP, CPT

AI-Powered supplier vetting

SummaryThe supplier is a limited company with affiliated companies and offers high- and low-voltage electrical equipment, including switchgear, transformers, circuit breakers, and related accessories. It reports OEM service for well-known brands and broad customization options, supported by assembly, copper-strip processing, and robotic welding facilities. Finished-product inspections reportedly follow written instructions uniformly. However, its service-management controls are weak: no written procedures or records were reported for service capability assessment, corrective and preventive actions, or complaint handling. Overseas service coverage is stated as zero, and R&D capability with SDK availability is absent. Financial and sustainability records are referenced by year, but the supplied information does not provide assessable financial results or environmental/fire-drill status. Customer cases are not explicitly identified.

Supplier typeThe supplier is identified as a limited company and is part of a larger company group through affiliated companies. Its stated product scope centers on electrical power-distribution and switching equipment, including switchgear, substations, transformers, and circuit breakers.

After-Sales capabilityThe supplier reports no written procedures or followed records for service-capability assessment, corrective and preventive actions, or effective customer-complaint handling. Although it describes 24/7 cross-border communication support and states one-month lead times, overseas service coverage is listed as zero, so formal after-sales capability is not demonstrated.

R&D capabilityThe supplier reports no R&D capability with an available SDK. This is explicit evidence of a limitation in the stated innovation and software-development support, while no broader R&D evidence is provided.

Production capacityThe supplier lists assembly lines, copper-strip processing machinery, and welding robots, and offers a defined range of high- and low-voltage electrical products. It also reports three quality assurance and quality control inspectors and uniformly followed finished-product inspection instructions, supporting production and quality-control capability.

Customization capabilityThe supplier explicitly offers customization from samples, designs, full customization, and minor customization. Its company description also states solution customization as part of its foreign-trade services, demonstrating broad stated customization coverage.

Client casesThe supplier states that it provides OEM services for well-known brands, which is evidence of brand-related customer experience. However, no customer names, project details, product references, or verifiable case descriptions are supplied.