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Vietnamese electrical-equipment manufacturer specializing in power and distribution transformers, padmounted and dry-type transformers, metering equipment, reactors, substations, panels and transformer services.

Power TransformersDistribution TransformersElectrical EquipmentSubstationsTransformer Services+5

About Us

HAVEC was established in 2010 and manufactures transformers and related electrical equipment. Its official website currently reports more than 100 employees and over 1,000 completed projects. The supplied catalogue documents oil-immersed, padmounted, single-phase, metering, special-purpose and dry-type transformers, reactors, substations and distribution panels, together with transformer repair, installation, maintenance and oil-treatment services. The catalogue identifies an ISO 9001 quality-management system and an ISO/IEC 17025:2017-accredited laboratory.

2010

Established

100+

Employees

1,000+

Completed Projects

25,000 kVA

Listed Transformer Capacity

Up to 900 MVA / 500 kV

Service Capability

Main Products

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Oil-Immersed Three-Phase Transformer

Three-phase oil-immersed power transformers for distribution and industrial power systems.

Min. Order: Not disclosed

TransformerElectrical Equipment+1

Padmounted Transformer

Padmounted transformer solutions for compact outdoor distribution installations.

Min. Order: Not disclosed

TransformerElectrical Equipment+1

Single-Phase Oil-Immersed Transformer

Single-phase oil-immersed transformer for distribution networks.

Min. Order: Not disclosed

TransformerElectrical Equipment+1

Certificates

ISO 9001 Quality Management System

Verified certificate

ISO/IEC 17025:2017 Laboratory Accreditation

Verified certificate

Transformer Product Standard TCVN 6306

Verified certificate

Transformer Product Standard IEC 60076

Verified certificate

Transformer Product Standard IEEE C57.12.00

Verified certificate

Why Choose TNG Garment?

Quality Assurance

Strict quality control from raw materials to final products.

On-time Delivery

Strong production capacity ensures timely delivery.

OEM & ODM Service

Flexible customization to meet brand requirements.

Competitive Pricing

Factory-direct pricing with consistent quality.

Our Capabilities

Production Capacity

Power transformers listed up to 25,000 kVA and voltage levels up to 35 kV in the supplied catalogue

Factory Size

Factory located in Ngoc Hoi Industrial Zone, Hanoi

Production Lines

Core cutting and fabrication, winding, vacuum drying, assembly, tank fabrication, painting, testing and final inspection

Main Materials

Electrical steel, copper and aluminum conductors, transformer oil, insulation systems, steel tanks, cast resin and electrical components

Main Markets

Vietnam

OEM/ODM

Custom transformer design and manufacture to TCVN, IEC and IEEE requirements; project-specific substations and panels

Sample Lead Time

Bulk Production Lead Time

Factory & Facilities

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