Company Tour
Corporate & Factory Tour
Hefei manufacturing base, automated workshops, and high-voltage testing laboratory.
REGIONAL MARKET — SOUTHEAST ASIA & ASEAN
Transformer Supplier for
Southeast Asia & ASEAN Grids
Direct factory manufacturer in Hefei, China. IEC 60076 oil-immersed distribution transformers (S11/S13/S20) and SCB14 cast-resin dry-type units engineered for the Philippines, Indonesia, Vietnam, Thailand, and Malaysia. Dual-frequency compatible (60Hz & 50Hz) with Form E Certificate for 0% Import Tariff.
Form E 0% Import Duty
Tropical IP54 & C4/C5 Marine Paint
IEC 60076 FAT Certified
Instant CIF Quote
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Southeast Asia
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Factory Direct
100% FAT
Form E 0% Tariff
Official ASEAN-China FTA certificate for zero import duty
Tropical Monsoonal Design
C4/C5 anti-corrosion coating & high-humidity IP54 rating
SCB14 Class H Dry Type
Self-extinguishing epoxy resin for commercial towers & factories
24h GA Drawings & Quote
Direct engineer access via WhatsApp +86-139-0560-5991
FACTORY & TESTING WALKTHROUGHS
See XinHuan in Action (Production & Testing)
Factory tours, high-voltage routine test procedures, and production walkthroughs straight from our Hefei manufacturing base.
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.
Production Floor
Transformer Assembly Floor
Precision copper winding, silicon steel core stacking, and vacuum drying chambers.
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.
SOUTHEAST ASIA & ASEAN NATIONAL COVERAGE
National Grid Standards & Dedicated Sourcing Guides
Explore localized utility grid parameters, Form E 0% tariff savings, port logistics, and project delivery cases for your target country:
🇵🇭 Philippines
60 Hz · Meralco13.8kV & 34.5kV distribution transformers and SCB14 dry types compliant with Meralco, NGCP, and PEZA standards. Form E 0% tariff, fast CIF shipping to Manila and Cebu.
Philippines Specs & Guide →
🇮🇩 Indonesia
50 Hz · PLN 20kV20kV SPLN grid standard oil-immersed distribution and SCB14 dry-type units for industrial estates in Cikarang, Karawang, and Surabaya. Form E 0% import duty.
Indonesia Specs & Guide →
🇻🇳 Vietnam
50 Hz · EVN 22kV22kV EVN standard distribution units and low-loss dry-type transformers for solar farms and electronics manufacturing in Hai Phong, Bac Ninh, and Binh Duong.
Vietnam Specs & Guide →
🇹🇭 Thailand
50 Hz · PEA/MEA22kV & 33kV PEA/MEA compliant transformers and cast-resin dry units for Eastern Economic Corridor (EEC) industrial parks. Direct shipping to Laem Chabang.
Thailand Specs & Guide →
🇲🇾 Malaysia
50 Hz · TNB11kV & 33kV distribution units compliant with TNB / JKR technical requirements. SCB14 cast resin transformers for hyperscale data centers in Johor and Cyberjaya.
Request Malaysia CIF Quote →
🇸🇬 Singapore
50 Hz · 22kV SP22kV & 6.6kV SP Group standard. Ultra-compact, low-vibration cast resin dry-type transformers with Class H insulation for commercial complexes and data hubs.
Request Singapore Quote →
🇲🇲 Myanmar
50 Hz · 11kV/33kV11kV & 33kV YESC/ESE grid projects. Durable, cost-effective oil distribution packages for Yangon industrial zones and rural electrification step-down substations.
Request Myanmar Quote →
🇰🇭 Cambodia
50 Hz · EDC 22kV22kV EDC standard distribution transformers for garment manufacturing plants in Phnom Penh and deep-sea industrial parks around Sihanoukville SEZ.
Request Cambodia Quote →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.
Finished Transformer Workshop
Real completed units staged in orderly rows, ready for final project inspection, FAT witnessing, and international dispatch.
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).
ENGINEERING FOR TROPICAL CLIMATES
What Southeast Asian Infrastructure Projects Require
ASEAN power distribution systems operate across 11 kV, 20 kV, 22 kV, and 33 kV distribution voltages at 50 Hz, or 60 Hz in the Philippines (13.8kV/34.5kV). Tropical monsoons, high ambient humidity (>95% RH), and coastal salt mist require specialized C4/C5 marine anti-corrosion paint treatments, hermetically sealed radiator tanks, and Class H (180°C) insulation for dry-type units.
XinHuan supplies factory-direct distribution transformers (50 kVA to 3150 kVA) and cast resin dry-type transformers specifically engineered for Southeast Asian industrial estates, island microgrids, commercial high-rises, and renewable solar/wind installations.
Form E Tariff Exemption Advantage:
Under the ASEAN-China Free Trade Agreement (ACFTA), all transformers manufactured by XinHuan qualify for the official Form E Certificate of Origin, reducing your import customs duty from 5%–15% down to 0% upon customs clearance at Manila, Jakarta, Bangkok, or Hai Phong.
Key ASEAN Specifications
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Grid Frequencies
60 Hz (Philippines) · 50 Hz (Indonesia, Vietnam, Thailand, Malaysia)
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Primary Voltages
11kV, 13.8kV, 20kV (PLN), 22kV (EVN/PEA), 33kV, 34.5kV
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Secondary Voltages
400V / 230V, 380V / 220V, 480V / 277V (customizable)
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Winding Material
99.99% Electrolytic Copper or High-Conductivity EC Aluminum
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Environmental Protection
C4/C5 Marine Coating, IP54 Outdoor Tank, PT100 Temperature Sensors
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Logistics Lead Time
Weekly direct sea freight sailings: 7-14 days to major ASEAN ports
DIRECT FACTORY ENGINEERING SUPPORT
Request a Fast FOB / CIF Quote & CAD Drawings in 24h
Send your required capacity (kVA), primary/secondary voltages, frequency (50Hz or 60Hz), and destination port (Manila, Jakarta, Hai Phong, Bangkok). Full Form E Certificate of Origin provided with every shipment.