66kV – 765kV · Up to 1,000 MVA
Power Transformer
Large-scale oil-immersed transformers for transmission grids, bulk power substations, and major generation facilities. Designed to KEPCO, IEC 60076, and IEEE C57 standards.
Korea's #1 B2B Power Transformer Export Platform
Source Korean Power &
Distribution Transformers
Direct From Factory to Grid
The world's dedicated procurement hub for IEC 60076-certified Korean transformers and power equipment. Connect with KEPCO-approved factories, submit custom RFQs, and manage global procurement end-to-end.
100+Transformer Models
KEPCO-CertifiedManufacturers
48hrRFQ Response
IEC 60076IEEE C57KEPCO StandardKS (Korean Standards)IEC 60529 (IP Rating)ISO 9001CE Marking
What We DoKorea's Dedicated B2B
Korea's Dedicated B2B
Transformer Export Partner
한국산 변압기를 세계 시장에 안정적으로 공급하는 것이 우리의 일입니다.
We connect global buyers with KEPCO-certified Korean transformer manufacturers — handling everything from RFQ to certified delivery.
Verified Factory Network
Direct relationships with KEPCO-certified Korean transformer manufacturers — pre-vetted for IEC compliance, export capacity, and quality track record.
Technical Specification Support
Our engineers review your technical requirements, verify factory capabilities, and ensure full IEC 60076 / IEEE C57 / KEPCO standard compliance.
Full Export Documentation
Type test reports, routine test certificates, packing lists, commercial invoices, certificates of origin — all managed in one place.
After-Sales Support
Post-delivery technical support, warranty claim management, and spare parts coordination — your long-term transformer procurement partner.
Product Range
Korean Transformer Products We Supply
From utility-scale power transformers to precision instrument transformers — all manufactured by certified Korean factories.
Single & Three-Phase · Up to 5 MVA
Distribution Transformer
Oil-immersed pad-mount and pole-mount transformers for last-mile power distribution to residential, commercial, and light industrial consumers.
Cast Resin / VPI · Indoor & Outdoor
Dry-Type Transformer
No-oil, low-fire-risk transformers for hospitals, data centers, commercial buildings, and tunnels. Available in cast resin and VPI (Vacuum Pressure Impregnated) types.
HV Grid Interconnection · Step-Up / Step-Down
Auto Transformer
Compact and efficient transformers for HV grid voltage regulation, interconnection between different voltage levels, and large industrial motor starting.
CT / VT / CVT · Metering & Protection
Instrument Transformer
Current Transformers (CT), Voltage Transformers (VT), and Capacitive Voltage Transformers (CVT) for accurate metering and protection relay systems.
Traction / Furnace / Rectifier / Phase-Shifting
Special Purpose Transformer
Custom-engineered transformers for railways, electric arc furnaces, electrochemical processes, and phase-angle regulation in complex grid applications.
Platform Advantages
Why Source Transformers Through Korean Transformer?
We are not a directory. Korean Transformer is an AI-powered procurement platform that acts as your dedicated sourcing agent in Korea — ensuring IEC compliance, factory quality testing, and competitive factory-direct pricing on every order.
AI & Technical Matching
Specify voltage (kV), KVA/MVA capacity, and IEC/IEEE standards. Our AI Sourcing Copilot matches you with KEPCO-certified Korean transformer factories that meet your exact technical requirements.
Factory-Direct Negotiation
Our bilingual engineers bridge language and specification gaps. We negotiate MOQ, FAT (Factory Acceptance Test) protocols, pricing, and delivery terms directly with Korean factory directors.
IEC Quality Assurance
Every shipment is protected. We conduct type tests, routine tests, and IEC 60076 / KEPCO-compliant inspections before loading — including partial discharge, impulse, and temperature rise tests.
Full Export Documentation
From IEC test certificates and KS (Korean Standards) compliance reports to freight forwarding and Customs clearance documents — we manage the complete export chain to your grid.
Export Product Scope
Korean Power & Electrical Equipment
Beyond transformers — we source the full range of Korean-manufactured electrical power equipment for utilities, EPC contractors, and industrial projects worldwide.
⚡
Power Transformers
66kV–765kV, up to 1,000 MVA
🔌
Distribution Transformers
Single & three-phase, up to 5 MVA
🏭
Dry-Type Transformers
Cast resin, VPI — indoor/outdoor
🔄
Auto-Transformers
HV grid interconnection & step-up/down
📊
Instrument Transformers
CTs, VTs, CVTs for metering & protection
🔧
Switchgear & MV Panels
GIS, AIS, RMU, MV switchboards
💡
Reactor & Capacitor Banks
Shunt reactors, power factor correction
🎯
Custom Special Purpose
Traction, furnace, rectifier, phase-shifting
Procurement Process
Seamless Transformer Procurement
From specification to certified delivery — Korean Transformer manages every step of your transformer sourcing journey.
BFor International Buyers
Source IEC 60076-compliant Korean transformers — oil-immersed, dry-type, and custom-built — with end-to-end procurement support.
01Specify & Discover
Define your transformer specs: voltage (kV), KVA/MVA capacity, cooling type (ONAN/ONAF), frequency, and applicable standards (IEC/IEEE/KEPCO).
02AI-Powered Matching
Submit an RFQ. Our AI instantly matches your requirements with verified Korean factories — oil-type, cast-resin, or special-purpose.
03Technical Negotiation
KTP engineers coordinate type tests, routine tests, FAT inspections, and negotiate MOQ, lead times, and IEC compliance directly with factory directors.
04Certified Export Delivery
Receive IEC test reports, factory acceptance test (FAT) certificates, and full export documentation. We manage freight to your port or site.
SFor Korean Manufacturers
글로벌 전력·유틸리티 바이어 발굴부터 변압기·전력기기 수출 계약까지, 전 과정을 지원하는 B2B 수출 특화 플랫폼입니다.
01제품 등록
변압기 사양(전압, KVA, 냉각방식), IEC 인증서, 시험성적서, 제품 사진을 플랫폼에 등록합니다.
02해외 바이어 매칭
글로벌 전력/유틸리티/EPC 바이어의 변압기 RFQ가 AI로 자동 분석·매칭되어 영업 기회를 제공합니다.
03기술 협상 지원
KTP 전담 엔지니어가 기술 사양 협의, 형식시험·수락시험 조율, 가격 협상을 대행합니다.
04수출 완결
IEC 시험 서류, 수출 통관 서류, 해상·항공 물류까지 대행하여 수출을 완성합니다.
Trade Process
Our Process — RFQ to Delivery
A transparent, proven trade process from your first inquiry to final certified delivery at your destination.
01
📋Inquiry & SpecificationRFQ Received
You submit your technical requirements — transformer type, voltage, capacity, quantity, applicable standards, and destination country.
02
🔍Factory Selection & PricingSupplier Matching & Quotation
We identify the best-fit KEPCO-certified Korean manufacturer from our network, request competitive quotations, and prepare a detailed cost breakdown.
03
🤝Terms & ConditionsPrice Negotiation
We negotiate optimal pricing, lead times, payment terms (L/C, T/T), and Incoterms on your behalf — ensuring factory-direct pricing with no hidden margins.
04
📝Export Contract ExecutionContract & Payment
Formal export contract signed. Payment terms confirmed via Letter of Credit (L/C) or Telegraphic Transfer (T/T). Production order placed.
05
🏭Factory Acceptance Test (FAT)Production & Inspection
We monitor production progress at the factory. Type tests, routine tests, and Factory Acceptance Tests (FAT) conducted per IEC/KEPCO standards.
06
🚢Export Documentation & LogisticsShipment & Delivery
Full export documentation package prepared: commercial invoice, packing list, certificate of origin, test reports. Freight forwarding and customs clearance managed end-to-end.
Why Korea?
Korea — The World's Premier Source for Certified Power Transformers
Korea's electrical equipment manufacturers have powered grids in over 80 countries. Home to globally recognized brands and KEPCO-tested factories, Korean transformers set the benchmark for reliability, IEC compliance, and export readiness.
- KEPCO-certified factories with decades of export experience
- Full IEC 60076 & IEEE C57 compliance — type-tested & routine-tested
- Competitive factory-direct pricing vs. European & Japanese manufacturers
- Short lead times: standard units in 8–14 weeks
- English-speaking technical teams and export documentation experts
48hr
RFQ Response
IEC 60076
Primary Standard
FAQ
Frequently Asked Questions
1How quickly do you respond to a transformer RFQ?
We respond to all RFQs within 48 hours (2 business days). Our team reviews your technical specifications, matches them with suitable Korean certified manufacturers, and provides a preliminary quotation with lead time estimate. For urgent procurement, contact us directly at tomilee@koreantransformer.com.
2What certifications and standards do your transformer products meet?
Certifications vary by manufacturer, but Korean transformer factories generally hold the certifications buyers require. Many are KEPCO-certified and comply with IEC 60076, IEEE C57, and KS (Korean Standards). Please share your specific certification requirements when submitting an RFQ so we can match you with the right factory.
3What Incoterms and shipping options do you support for transformer export?
We typically offer FOB or CFR terms. However, if you have specific Incoterm requirements, please contact us directly — we are happy to discuss and accommodate your needs.
Get Quotes in 48 Hours
Submit Your Transformer RFQ
Tell us your specifications — voltage, KVA, quantity, and standards — and we'll match you with the right Korean factory. Free and no obligation.