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24kV / 33kV Transformer & Package Substation Supplier for Thailand

China factory-direct 24kV/33kV oil-immersed distribution transformers, cast resin dry-type transformers, and unitised package substations for Thai buyers seeking 500kVA, 1000kVA, 2000kVA, and 2500kVA power equipment for industrial estates, factories, commercial developments, and utility projects.

Factory-direct quotes from $1,800 USD 2-Hour Fast CIF Quote Export documents supported
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Thailand

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Reference: XH-2026.
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Factory Direct
100% FAT
22kV / 24kV / 33kV
Voltage Class
50–3150kVA
Core Range
50Hz
Frequency
IEC 60076
Design Reference

Quality & Compliance

Certified B2B Manufacturing & Laboratory Performance

Every transformer, compact substation, and switchgear unit is engineered under audited ISO quality management systems and type-tested according to IEC 60076 and ANSI C57 international standards.

IAF / CNAS Accredited

ISO 9001:2015 Quality System

Certified Quality Management System covering design, coil winding, vacuum drying, oil filling, and routine testing of 10kV–35kV distribution transformers.

Environmental System

ISO 14001:2015 Environmental

Environmental Management System certifying low-loss eco-designed core assemblies, zero PCB insulation oil, and environmentally safe production controls.

Occupational Health

ISO 45001:2018 Safety System

Occupational Health and Safety Management System ensuring safety containment in high-voltage testing bays and factory assembly protocols.

CNAS Lab Type Tests

IEC 60076 & GB Type Tests

Complete routine and type test records (temperature rise, impulse voltage withstand, short-circuit withstand) conducted at CNAS-accredited national research institutes.

SGS Audited Supplier

SGS Verified Manufacturer Audit

On-site factory audit certificate by SGS / Made-in-China, verifying manufacturing premises, export capacity, assembly lines, and legal qualification.

≥180 Units/Yr Export

International Delivery Certificate

Verified annual supply performance and delivery certificate for overseas power grid EPC and industrial infrastructure projects (Mozambique, Nigeria, Kenya, SEA).

Thailand Market Focus

Factory-Direct Oil-Immersed Distribution Supply

XinHuan manufactures 24kV and 33kV power distribution equipment engineered for Thailand's industrial estates and Eastern Economic Corridor (EEC) developments, fully compliant with PEA (Provincial Electricity Authority) and MEA (Metropolitan Electricity Authority) guidelines and IEC 60076 standards. Our portfolio includes 24kV hermetically sealed oil transformers, cast resin dry-type transformers for commercial complexes, and unitised package substations.

We build 100kVA to 2500kVA transformers and medium-voltage switchgear at our Hefei manufacturing facility, offering competitive factory-direct pricing, full routine test certificates, and ocean freight logistics to Laem Chabang Port or Bangkok Port.

Product Specification Table

Product Oil-Immersed Distribution Transformer
Voltage 22kV / 24kV / 33kV
Capacity 50kVA–2500kVA
Frequency 50Hz
Phase Three phase
Cooling ONAN (Oil Natural Air Natural)
Insulation Class A Mineral Oil
Enclosure Hermetically Sealed Corrugated Tank
Standard IEC 60076 / ANSI C57.12.00
Vector group Dyn11 / Yyn0 / customized
Tap changer Off-circuit tap changer (±2×2.5%)
Winding Copper / aluminum
LV voltage 0.4kV / 0.415kV / customized
Installation Outdoor pad-mount / pole-mount / indoor

Local Market Notes

What Buyers Usually Care About in Thailand

24kV primary voltage is widely deployed across Provincial Electricity Authority (PEA) networks in Thailand.

Industrial estate facilities in the EEC require robust ONAN cooling, hermetically sealed tanks, and reliable tap changers.

Complete technical schedules and CAD dimensional packs available for EPC engineering review.

Procurement Notes

Information That Speeds Up Approval

Confirm primary voltage (24kV or 33kV), secondary voltage (0.4kV), and installation environment during initial quotation planning.

Quote Checklist

What to Send First

kVA capacity (e.g. 500kVA, 1000kVA, 1600kVA, 2500kVA)

Primary voltage (24kV or 33kV) and secondary voltage (0.4kV)

Equipment type: Oil-Immersed, Cast Resin Dry-Type, or Package Substation

Destination port (Laem Chabang / Bangkok)

Engineering Submittal & Layout Workbench

Substation Room Fit & Multi-Equipment CAD Footprints

Select your equipment type and capacity to inspect verified GA engineering CAD line drawings, Single Line Diagrams (SLD), dimensions (L × W × H), roller gauge, and submittal clearances before procurement.

Available Ratings:
IEC 60076-1 Submittal Specs
XinHuan Engineering GA CAD Drawing
XinHuan Engineering Single Line Diagram (SLD)
11kV / 33kV Dual Voltage
IEC 60076 / IEEE Compliant
100% Routine Factory Tested
Export Nitrogen / Seaworthy Pack

1000 kVA Technical Dimensions

IEC 60076-1

International utility & industrial submittal specifications

Overall Length (L) 1,750 mm
Overall Width (W) 1,120 mm
Overall Height (H) 1,780 mm
Roller Wheel Track Gauge (D) 820 mm
Total Equipment Net Weight 3,820 kg
Min Substation Clearance 1,000 mm surrounding
Rated Voltage / System 11 kV / 33 kV Dual Primary
Applicable Standard IEC 60076-1 / IEEE C57
Download Technical Data Sheet (PDF) Request Factory Engineering Submittal Package

Full CAD DXF/DWG vector footprints, 3D STEP models, and custom project submittals provided within 2 hours upon request.

Reference Visuals

Export Photos Buyers Can Compare Against

Finished oil-immersed and dry-type transformers for export

Factory Direct Supply

Factory Production Capability

Proven manufacturing capacity and rigorous quality control for export orders.

Tender & Approval Support

Common Information Procurement Teams Ask For

Technical quotation schedule and CAD outline drawing

Routine factory test report upon order completion

Export packing, bill of lading, and port shipping documents

Tell us about any drawing, packing, or accessory requirements in the first RFQ. Detailed design drawings and final approval documents are scoped after commercial terms and project requirements are agreed.

Applications

Typical Project Applications in Thailand

Industrial estate factory power distribution systems (Rayong, Chonburi, Chachoengsao EEC zones)

PEA and MEA utility distribution feeder and substation projects

Cast resin dry-type transformers for Bangkok commercial complexes, hospitals, and transit stations

Unitised package substations (24kV RMU + Transformer + LV Board) for property & industrial developments

Solar power farm step-up distribution and captive power plants

EPC contractor tender supply and local Thai electrical equipment importer matching

Delivery & Ports

Shipment Support for Thailand

Fast ocean freight shipping available EXW, FOB, or CIF directly to Laem Chabang Port or Bangkok Port.

Thailand buyers should specify primary voltage (24kV PEA standard or 33kV industrial), secondary voltage (0.4kV / 400V), vector group (Dyn11 standard), and required protection accessories.

Why XinHuan

Why Buyers Choose XinHuan for Thailand sourcing

Tailored 24kV and 33kV power distribution equipment matching PEA and MEA utility network requirements

Direct OEM factory export supply offering 25%-40% cost savings over regional trading intermediaries

Complete product spectrum: 24kV/33kV Oil-Immersed Hermetically Sealed, Cast Resin Dry-Type, and Unitised Package Substations

Fully tested units with comprehensive routine test certificates, CAD dimensional drawings, and nameplate details provided

Project Fit

11kV / 33kV Distribution Range

Designed for Thai EPC firms, industrial estate contractors, factory developers, commercial property builders, and electrical equipment importers seeking factory-direct supply.

Standard page scope: oil-immersed distribution transformers, 11kV / 33kV, 50kVA–1000kVA, three phase, 50Hz, ONAN cooling, copper/aluminum winding options, Dyn11 / Yyn0 / customized vector group, off-circuit tap changer, and outdoor or indoor installation.

Factory & Testing

See XinHuan in Action

Factory tours, transformer testing, and production walkthroughs straight from our Hefei manufacturing base.

Company Tour

Corporate & Factory Tour

Hefei manufacturing base, automated workshops, and high-voltage testing laboratory.

Oil-Immersed

Oil Transformer Routine Testing

100% IEC 60076 voltage ratio, winding resistance, and dielectric routine testing.

Dry-Type

Cast Resin Dry-Type Quality

Epoxy resin vacuum casting, partial discharge testing, and temperature monitoring.

Pad-Mounted Substation

Pad-Mounted Substation

Compact outdoor substation assembly with loop-feed and dead-front safety design.

Production Line

Transformer Production Floor

Automated coil winding, precision core stacking, and vacuum drying chambers.

Switchgear

High-Voltage Switchgear

Vacuum circuit breakers, copper busbar routing, and relay protection cabinets.

Compact Substation

European Compact Substation

Prefabricated kiosk substation panel wiring, RMU integration, and LV distribution.

Dry-Type Assembly

Dry-Type Production Line

Copper foil winding, vacuum resin casting molds, and core-coil assembly.

Production Archives & Virtual Tours: Watch routine testing procedures, FAT walkthroughs & workshops.

Engineering Quality Assurance

Technical Standards & Certification Compliance

All XinHuan transformers undergo 100% factory routine testing, dielectric voltage withstand tests, and partial discharge inspection before dispatch.

IEC 60076 / 60076-11 ISO 9001:2015 Certified KEMA / CNAS Type Tested ANSI / IEEE C57

Engineering Submittal Package

Need CAD outline packs or type test reports for consultant approval in Thailand?

Request Technical CAD & Spec Pack

Specialized Substation & Power

Featured Technical Engineering & Product Guides

Explore specialized XinHuan power equipment solutions for emergency substations, SF6 gas-insulated distribution, and renewable BESS energy storage.

Thailand RFQ CTA

Send Your Transformer Requirement

Send your required kVA rating, 24kV/33kV voltage ratio, equipment type, and target port for a competitive quotation.

FAQ

Frequently Asked Questions · Thailand

Do you supply 11kV and 33kV transformers for Thailand?

Yes. XinHuan manufactures 24kV and 33kV oil-immersed transformers, cast resin dry-type transformers, and unitised package substations for industrial and utility buyers in Thailand.

What capacity range is available?

We offer a complete capacity range from 100kVA up to 2500kVA distribution transformers.

Can the transformer be designed according to IEC 60076?

Yes. We supply 24kV cast resin dry-type transformers (Class F / H insulation) with flame-retardant enclosures, ideal for indoor installation in Bangkok commercial complexes and hospitals.

Can you quote FOB or CIF for Thailand?

Yes. We supply 24kV unitised package substations integrating 24kV SF6 Ring Main Units (RMU), distribution transformer, and low-voltage switchboard.

What information is needed for a fast quotation?

Ocean freight shipments are routed directly to Laem Chabang Port or Bangkok Port.

Can XinHuan support EPC contractors, utilities, and industrial projects?

Submit your kVA rating, primary/secondary voltage, vector group, and target port for a fast factory quote.

Direct Contact & Instant RFQ

Get Instant Factory Quotation

Contact us directly via WhatsApp, email, or fill out the quick RFQ form below for a fast response from our engineering team.


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