Distribution Substation Equipment Manufacturers – Complete Package Supply
Subian Electric manufactures the complete equipment set for distribution substations – transformers, switchgear, ring main units, LV panels and protection – from our 50,000-square-metre factory in Xuzhou, Jiangsu, China. Our 350+ employees have served utilities and EPC contractors in 50+ countries since 2019.
As a factory-direct manufacturer and supplier, we provide integrated substation packages with factory testing, custom engineering and complete documentation.
Send your single-line diagram and site conditions. Our export team will respond with a package quotation and drawings.
Since 2019 · 50,000m² · 350+ Staff
Distribution Substation Equipment We Manufacture
Transformers, HV switchgear, ring main units, LV panels and prefabricated substations – integrated as complete distribution substation packages with factory testing.
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Trasformatore di Tipo Secco 10kV - Serie SCBH Lega Amorfica
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Trasformatore di Tipo Secco 20-35KV
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Trasformatore di Tipo Secco in Resina Epossidica Serie SCB 20-35KV
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Trasformatore di Distribuzione Immerso in Olio 20KV
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Trasformatore di Potenza Immerso in Olio 35KV
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Trasformatore di Distribuzione di Potenza Immerso in Olio 6-10KV
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Trasformatore di Corrente –10KV Alta Tensione Interna
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Trasformatore di Corrente–Trasformatore di Corrente Avvolto LMZK 300/5a
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Trasformatore di Corrente–Trasformatore Integrato LSY-10 CT
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trasformatore di corrente–LXK alta tensione sequenza zero
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Trasformatore di Distribuzione di Tipo Secco - 6-10 KV Serie SCB in Resina Epossidica
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Trasformatori Elettrici–JDZ – 10 Tensione di Potenza
What Equipment Goes Into a Distribution Substation?
A distribution substation takes incoming medium voltage power and distributes it at lower voltage through transformers, switchgear, protection and metering. Getting all the equipment from one manufacturer removes interface risk and simplifies approval.
The core equipment set – transformer, HV switchgear, protection, LV switchgear and earthing – must work together. A factory that builds and tests the package as one system delivers faster commissioning and a single point of accountability.
- Complete equipment set – transformer, switchgear, RMU, LV panel and protection.
- Package testing – integrated factory testing before delivery.
- 6-132 kV class – substation equipment for distribution networks.
- 50,000m² factory – in-house manufacturing of the full package.
- 350+ employees – engineering, quality and export teams.
- OEM / ODM & wholesale – custom branding, packaging and volume supply.
Main Types of Distribution Substation Equipment
We manufacture three equipment groups:
Transformers
Oil-immersed and dry-type units from 30 kVA to 63000 kVA.
Switchgear & RMU
KYN28A-12 switchgear and XGN15-12 / HXGN15-12 ring main units.
LV panels & packages
GGD / GCS / MNS low voltage panels and complete prefabricated substations.
Distribution Substation Equipment Specifications
| Parametro | Specifica |
|---|---|
| Tensione | 6 kV – 132 kV class |
| Capacità del trasformatore | 30 kVA – 63000 kVA |
| Switchgear | 12 kV RMU / withdrawable |
| LV panel | GGD / GCS / MNS |
| Frequenza | 50/60 Hz |
| Standard | IEC 60076 / IEC 62271 / GB 3906 |
Substation Equipment Manufacturing: One Factory, One Package
From transformer winding to switchgear assembly and LV integration – the complete equipment set is built and tested 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 Substation Equipment Supply
Utilities and EPC contractors can brand or resell package equipment with custom nameplates and documentation.
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
Complete Package vs Equipment From Multiple Suppliers
Buying substation equipment from several vendors spreads coordination risk – interface mismatches, divided responsibility and slower commissioning. A single manufacturer tests the package as one system.
For utilities and EPC buyers, package supply from one accountable factory usually wins on project risk and speed.
Choosing a Distribution Substation Equipment Manufacturer
Evaluate the manufacturer on package scope, test evidence and reference projects. A supplier that builds transformer and switchgear in-house can guarantee interfaces.
Subian Electric offers a 50,000m² factory, 350+ employees, ISO9001, CE and UL certification and export to 50+ countries with full package capability.
Send your single-line diagram – we will respond with a package quotation and drawings.
Certifications & Quality Assurance
Our substation equipment is produced under ISO9001, ISO14001 and ISO45001 management systems, with CE and UL certification and type test reports.
Product Certifications
Distribution Substation Equipment FAQ
Common questions about distribution substation equipment and package sourcing.
Quale attrezzatura è inclusa in un pacchetto di sottostazione di distribuzione?
Can you supply a prefabricated substation instead of loose equipment?
What standards do you build to?
What is the difference between a conventional and a prefabricated substation?
What is the minimum order quantity?
What are your delivery terms?
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.