Finished Transformer Workshop
Real completed units staged in orderly rows, ready for final project inspection, FAT witnessing, and international dispatch.
Country Landing Page · Thailand
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
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Thailand
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Factory Direct
100% FAT
22kV / 24kV / 33kV
Voltage Class
50–3150kVA
Core Range
50Hz
Frequency
IEC 60076
Design Reference
Factory Facility & Verification
Real Completed Transformers & Factory Workshop
Direct visual proof of XinHuan's manufacturing capability in Hefei, China. Unedited photographs showing our finished distribution transformer workshop, marked finished products area, cast resin dry-type stock, and export container loading.
Dry-Type Transformer Bay
F/H-class cast resin coils and harmonic mitigation dry-type distribution transformers in stock.
Finished Products Area
Clear production-stage segregation and routine quality verification for procurement teams prior to container packaging.
Active Assembly Floor
Precision silicon steel core stacking, copper coil winding assembly, and tank fabrication.
Vacuum Autoclave Drying
Heavy-duty vacuum autoclave drying process ensuring zero residual moisture in coil insulation.
Export Preparation & Shipping
Direct container packing and heavy-duty ocean freight loading outside our Hefei facility.
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 |
Choose a Starting Model
Recommended Transformer Configurations Thailand
These are real XinHuan product records selected for the 24kV / 33kV, 50kVA to 3150kVA scope for Thailand projects. Open a model to compare its build, then request an exact project configuration.
Oil-Immersed Transformers · Distribution
1000 kVA 33kV S11 Three-Phase Oil-Immersed Distribution Transformer
1000kVA 24kV / 33kV PEA Industrial Distribution Transformer
Popular PEA-compliant distribution transformer for industrial estate power networks in Thailand.
This 1000 kVA oil-immersed distribution transformer is designed for dependable power distribution in utility, industrial, and commercial networks....
1000 kVA
Medium Voltage
Dry-Type Transformers · Special Voltage Dry-Type
1000 kVA Amorphous Alloy Core Three-Phase Dry Transformer
1000kVA 24kV / 33kV Cast Resin Dry-Type Transformer
Flame-retardant dry-type transformer for commercial buildings, shopping malls, and indoor substations in Bangkok.
This 1000 kva amorphous alloy core three-phase dry transformer is designed for indoor power distribution where safety, low maintenance, and...
1000 kVA
Medium Voltage
Switchgear & Control · High/Medium Voltage (MV)
24kV SF6 Gas Insulated Ring Main Unit (RMU) Three-Phase
24kV SF6 Gas-Insulated Ring Main Unit (RMU Switchgear)
Compact, fully insulated medium-voltage switchgear panel for industrial power distribution and package substation integration.
This sf6 gas insulated ring main unit (rmu) three-phase is designed for compact medium-voltage ring network distribution where reliable switching,...
Medium Voltage
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:
11kV / 33kV Dual Voltage
IEC 60076 / IEEE Compliant
100% Routine Factory Tested
Export Nitrogen / Seaworthy Pack
1000 kVA Technical Dimensions
IEC 60076-1International 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
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 PackSpecialized 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.
Emergency & Rapid Deployment
Substation Spec
Up to 35kV
Mobile Transformer Substation Guide
Trailer and skid-mounted mobile substations with integrated HV/LV switchgear, protection panels, and fast-coupling terminals for emergency grid restoration and remote mining.
Compact Ring Main Unit
Switchgear Rating
12kV / 630A
YRM6-12 SF6 Gas-Insulated Switchgear
Hermetically sealed 12kV SF6 gas-insulated compact switchgear and Ring Main Unit (RMU) for urban distribution vaults, indoor substations, and harsh environments.
Renewable Energy Storage
Inverter Interface
1500V DC / Split-LV
BESS Battery Energy Storage Transformer
Specialized inverter-duty step-up transformers with K-factor harmonic isolation and split low-voltage windings for utility-scale solar PV and BESS battery storage plants.
Related Internal Links
Continue by Product or Region
Use the nearest matching page for specifications, category browsing, or quotation follow-up.
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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Our engineering and export team will email or WhatsApp you detailed technical drawings and CIF pricing within 2 hours.