Transformer Producers – Direct From the Production Line
Subian Electric is a transformer producer in Xuzhou, Jiangsu, China, manufacturing oil-immersed, dry-type and amorphous core transformers from 6 kV up to 132 kV class. Since 2019, our 50,000-square-metre factory and 350+ employees have supplied transformers to utilities and industry in 50+ countries.
Buying directly from the producer means factory pricing, direct engineering access and production schedules aligned to your project – no trading layers in between.
Tell us your rating and application. Our export team will respond with a quotation and production plan.
Since 2019 · 50,000m² · 350+ Staff
Transformers We Produce
Oil-immersed, dry-type and amorphous core transformers from 6 kV to 132 kV class, 30 kVA to 63000 kVA, produced and tested at our Xuzhou plant.
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Transformador de tipo seco de 10kV - serie SCBH Aleación Amorfosa
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Transformador de tipo seco de 20-35KV
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Transformador de tipo seco de resina epóxica serie SCB de 20-35KV
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Transformador de distribución sumergido en aceite de 20KV
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Transformador de Potencia Sumergido en Aceite de 35KV
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Transformador de distribución de potencia sumergido en aceite de 6-10KV
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Transformador de Corriente –10KV Interior Alta Tensión
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Current Transformer–LMZK Wound Current Transformer300/5a
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Transformador de corriente–LSY-10 transformador CT integrado
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current transformer–LXK high voltage zero sequence
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transformador de distribución de tipo seco - serie SCB de resina epóxica de 6-10 KV
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Electrical Transformers–JDZ – 10 Power Voltage
Why Buy Direct From a Transformer Producer?
Buying from a transformer producer – the factory itself – removes trader margins, gives you direct access to engineers and lets you track production from winding to test. For distributors and projects, that direct line matters.
As a producer, we control materials, winding, vacuum drying and testing in-house – so quality is traceable to the production line, not to a middleman’s claims.
- Direct factory supply – no trading layers between you and production.
- In-house production – winding, drying, assembly and testing controlled.
- 6-132 kV class – complete voltage range from one producer.
- 50,000m² factory – 350+ employees across engineering and production.
- Traceable quality – materials and tests recorded per unit.
- OEM / ODM & wholesale – private labelling and volume pricing.
Main Types of Transformers We Produce
Three transformer families come off our production line:
Oil-immersed
Distribution and power transformers from 6 kV to 132 kV.
Dry-type
SCB cast resin and SCBH amorphous units for indoor duty.
Special & custom
Phase conversion, OLTC and project-specific designs.
Production Capability Specifications
| Parámetro | Specification |
|---|---|
| Voltaje nominal | 6 kV – 132 kV class |
| Capacidad nominal | 30 kVA – 63000 kVA |
| Frecuencia | 50/60 Hz |
| Refrigeración | ONAN / ONAF |
| Grupo vectorial | Yyn0 / Dyn11 / YNd11 |
| Estándar | IEC 60076 / GB 1094 |
Inside the Production Line at Our 50,000 m² Factory
From material preparation to winding, vacuum drying, assembly, testing and packing – the full production process runs at our Xuzhou facility.
Production Workshop
Controlled winding, core processing and vacuum drying with quality checkpoints between every stage, so quality is built in from the start.
Quality & Testing Center
Routine inspection on every unit before delivery, with type test reports supporting project approval and market certification.
Materials & Components
Core materials, windings and components are checked against the approved bill of materials on every production run.
OEM / ODM / Agency Supply
Custom branding, packaging and configurations for global partners – from nameplate to complete product design – supported by a dedicated export team.
OEM/ODM & Wholesale From the Production Line
Distributors can brand transformers produced to their specification, with custom nameplates and packaging.
OEM / ODM
Factory-Direct
Custom branding, packaging and product variants built on our standard platforms – from a nameplate to full product design.
Custom nameplate · Custom packaging · Full test docs
Wholesale Supply
Volume Pricing
Factory pricing with flexible container quantities, mixed models per container and reliable global shipping for volume buyers and importers.
Container MOQ · Mixed models · Global shipping
Distributor Support
Channel Partners
Dedicated account management, technical documentation and priority production for distributors and project clients.
Account manager · Sales material · Priority lead times
Buying From a Producer vs a Trader
Traders add margin and distance you from the factory floor – no engineering access, no production visibility. A producer answers directly, confirms details on drawings and stands behind the test records.
For distributors and projects, the producer relationship delivers better price, communication and traceability.
Choosing a Transformer Producer
Verify production capability – in-house winding, vacuum drying and testing – and ask for factory audit access. These are the markers of a genuine producer.
Subian Electric is a producer with a 50,000m² factory, 350+ employees, ISO9001, CE and UL certification and export to 50+ countries.
Send your specification – we will respond with a quotation and production plan.
Certifications & Quality Assurance
Our transformers are produced under ISO9001, ISO14001 and ISO45001 management systems, with CE and UL certification and type test reports.
Product Certifications
Transformer Producer FAQ
Common questions about buying transformers directly from a producer.
¿Qué es un productor de transformadores?
Why buy directly from the producer?
Can I visit the production line?
What testing is done?
Do you support OEM branding?
What is the minimum order quantity?
Contact Subian
Need the Right Specification?
Tell us your target market, product type, quantity and technical requirements. Our team will help you identify a suitable configuration for your project.