Prefabricated cabin substations

Product Introduction

Prefabricated Modular Substation

Product Introduction

A prefabricated modular substation generally adopts a complete-station prefabrication method. The high-voltage switchgear and distribution equipment, transformer, medium-voltage switchgear, compensation equipment, integrated automation system, AC and DC power supply system, environmental control system and prefabricated cabin are designed as one complete system.

All substation equipment is prefabricated and installed in the factory. After assembly and commissioning are completed and the system passes inspection, each module is transported to the project site for connection, installation and final commissioning before being put into operation.

Jiangsu Yawei Transformer has the technical capability to provide complete substation construction solutions.

The service scope includes substation design, equipment procurement, supporting facility construction, equipment installation, system commissioning, substation start-up and final delivery of the complete substation to the customer.

This complete solution supports modular substation functions, standardized station construction and intelligent system management, providing customers with a turnkey project service.

Prefabricated modular substations provide significant advantages in improving construction efficiency, reducing the required building area, lowering operation and maintenance costs, reducing energy consumption and minimizing pollution.

They are widely used in electric power, petroleum, chemical processing, shipbuilding, communications, civil construction, railway construction and other industries.

With the continued development of power equipment technology, substation equipment is becoming more compact and reliable. This further improves the reliability and adaptability of prefabricated modular substations and provides broad application potential in new infrastructure projects.

Advantages of Prefabricated Modular Substations

Reduced Land Requirements

The prefabricated cabin adopts an integrated design that combines the enclosure with the internal equipment arrangement.

This creates a more compact overall layout and significantly reduces the required installation area compared with a conventional substation.

Flexible Equipment Layout

The internal arrangement of a prefabricated modular substation can be adjusted according to the available construction area and the specific requirements of the project.

Different panels and equipment can be distributed and arranged in a suitable three-dimensional layout to meet the construction needs of the substation.

Shorter Construction Period

Prefabricated cabin technology improves the traditional construction process and optimizes the installation and testing methods used for substation equipment.

Because most assembly and testing work is completed in the factory, the amount of on-site work is reduced. This helps shorten the construction period and supports delivery of the project within the required schedule.

About Yawei

Yawei Group has more than 3,000 employees, including over 300 engineering and technical personnel. The company covers an area of more than 1,200 mu, and the Group’s sales revenue in 2025 was approximately RMB 6 billion. Among them, Jiangsu Yawei Transformer Co., Ltd. achieved annual sales of more than RMB 2.4 billion.

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Order Process

1️⃣Submit Your Requirements

Send us the required transformer type, capacity, voltage, frequency, standards, installation environment, and project details.

2️⃣ Technical Review & Solution Confirmation

Our engineers review your specifications, recommend the appropriate transformer solution, and confirm the technical parameters, drawings, price, and delivery time.

3️⃣ Production & Factory Testing

After order confirmation, we arrange production according to the approved technical documents. Each transformer undergoes strict inspection and routine testing before shipment.

4️⃣Delivery & After-Sales Support

We arrange secure packaging and international shipping, provide complete technical documents, and offer installation guidance and after-sales support.

Professional. Reliable. Project-Focused.

Frequently Asked Questions

We manufacture power transformers, oil-immersed transformers, dry-type transformers, amorphous alloy transformers, pad-mounted transformers, renewable energy transformers, prefabricated substations, and various special-purpose transformers.
Yes. We can customize the transformer capacity, input and output voltage, frequency, vector group, cooling method, enclosure, accessories, protection level, and applicable standards according to your project specifications.
Please provide the transformer type, rated capacity, primary and secondary voltage, frequency, number of phases, vector group, impedance, cooling method, installation environment, required standards, quantity, and destination port.
Our transformers can be designed and manufactured according to applicable international and regional standards, including IEC and other project-specific requirements. Different product series may also comply with UL, CE, TÜV, KEMA, and GOST requirements.
Each transformer undergoes strict inspection and routine testing before shipment. Depending on the project, type tests and special tests can also be arranged according to the agreed technical standards.
The production time depends on the transformer type, capacity, technical complexity, quantity, and testing requirements. A detailed delivery schedule will be confirmed after the technical specifications and order are approved.
Yes. We can provide approved drawings, technical data sheets, test reports, packing lists, operation manuals, and other documents required for installation, customs clearance, and project acceptance.
Transformers are securely packed according to their size, structure, and transportation method. Moisture protection, shock protection, reinforced packaging, and suitable export markings can be provided to reduce the risk of damage during transportation.
Yes. We provide remote technical guidance, installation instructions, commissioning support, troubleshooting assistance, and after-sales service. On-site support can also be discussed according to the project requirements.
Send us your technical specifications, drawings, or project requirements. Our engineering team will review the information, recommend a suitable solution, and provide a quotation, technical proposal, and estimated delivery time.

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