Step up Photovoltaic Wind Solar Power Transmission Transformer Manufacturer
High Voltage Electrical Substation 500 630 1000 kVA Distribution Transformer Price
Step-up transformer is a special type of prefabricated transformer. It supports the integration of solar and wind energy into our electrical grids. The primary function is to increase the voltage level of the electricity generated at a lower voltage from power plants, making it suitable for efficient transmission over long distances, so that to ensure efficient transmission, scalability, and grid stability while facilitating the transition to a more sustainable energy mix.
Step-up transformer components are factory-built, pre-assembled electrical power system elements that are designed to be easily transported and quickly installed on-site. These modular solutions offer several advantages over traditional on-site construction methods, including reduced installation time, improved quality control, and enhanced flexibility.
Qinghao Step-up transformer allows for customization to specific project requirements while maintaining quality standards in a controlled manufacturing environment.
Energy efficient, rapid deployment, cost-effective, durable and easy maintenance.
Main Characteristics
1. Factory Assembly: All assembly, wiring, and testing are done in a controlled factory environment.
2. Compact Design: Often feature compact designs, optimizing space utilization, and making them suitable for urban areas or sites with limited space.
3. Weather Resistance & Durability: Are designed to withstand harsh weather conditions and have a long service life.
4. Safety & Security: With integrated safety features like lockable doors, fire-resistant materials, and optional remote monitoring systems.
5. Customization: They can be tailored to specific voltage levels, power capacities, and application requirements.
Advantages
1. Compact structure, cost-effective.
2. Flexible, safe with consistent quality.
3. Easy to operate and free maintenance.
Applications
1. Renewable Energy Projects: Solar farms, wind parks, and other renewable energy installations.
2. Industrial and Manufacturing Sites: Factories, refineries, and large-scale manufacturing plants need reliable power supply.
3. Transportation Infrastructure: Airports, seaports, and railway stations.
4. Urban Infrastructure Development.
5. Temporary Events and Construction Sites.
6. Remote Locations and Mining Operations
Service Environment
1. Ambient temperature: Maximum +40ºC, Minimum -25ºC
2. Altitude: less than 1000 meters.
3. Seismic level: less than 3m/s2 at horizontal direction and less than 1.5m/s2 at vertical direction.
4. Installation environment: No obvious and heavy pollution, no explosive and corrosive gas and dust, with good air ventilation and no severe vibration and shock.
(Note: If the application environment is different from the above standard conditions, please contact for customized designs.)
Please check below quick links for other product types.
Control Transformer | Oil Immersed Transformer | Dry Type Transformer |
Substation Transformer | Switchgear | Distribution Cabinet |

The rated voltage can be customized as customers' requirements. For instant communication, please click here.
1 | Product Name | Solar Compact Substaion Transformer High-Voltage Step Up Box Type Substation Medium-Voltage Step Up Box Type Substation |
2 | Reference Standards | IEC 60076 |
3 | Rated Capacity | 30-3150kVA (Can customize for higher capacity) |
4 | HV Voltage | 6/6.3/10.5/13.2/13.8/15/20/22/24/30/33/34.5KV (can be customized) |
5 | LV Voltage | 380/400/415/433/480V |
6 | Connections Vector Group | Dyn11 or Yyn0 (Customized) |
7 | Frequency | 50Hz/60Hz |
8 | Tapping Range | ±2×2.5%, NLTC/OLTC |
9 | Core Material | Silicon Steel |
10 | Winding Materials | Copper |
11 | IP Rating | IP54 or IP66 or as requested |
12 | Shell Material | Metal like cold rolled steel sheet or stainless Steel or customized. |

- Power Transformers: Pre-mounted on skids or in containers, ready for connection.
- Switchgear and Switchboards: Low and medium voltage switchgear, including circuit breakers, disconnect switches, and protection relays.
- Control Panels and Automation Systems: Integrated control panels with PLCs (Programmable Logic Controllers), SCADA (Supervisory Control And Data Acquisition) systems, and HMI (Human Machine Interface) displays are designed and wired off-site.
- RMU (Ring Main Units): These are compact, gas-insulated switchgear assemblies.
- Cable Feeders and Terminations: Prefabricated cable feeding systems with pre-terminated cables reduce on-site wiring time and errors.
- Enclosures and Buildings: Weatherproof enclosures or even complete modular buildings housing the substation equipment are fabricated off-site.
- Other Systems: Lightning arresters and surge protection devices, busbars and busduct systems, earthing and lightning protection systems.




Except for ISO9001, ISO14001, ISO45001 certificates, we are also TUV audited suppliers with AAA enterprise and AAA products honors. All products comply with GB and IEC related standards, which mainly include oil immersed distribution transformer, dry-type transformer, amorphous alloy transformers, combined transformer substations, circuit breaker, cable branch box, high low voltage switchgear cabinet distribution equipment.
With the concept of "World-class transformers, smart solutions", Qinghao Transformer is devoting to provide high-quality power for customers.
Let us cooperate with a brighter future!

A: We are the original factory with approved export license.
Q: What's your warranty terms?
A: We offer 24 months warranty time.
Q: How long is the production time?
A: 25 to 45 days or depending on order requirements.
Q: What should provide to make custom transformer?
A: Technical drawing and specification documents are the best, or you can list key parameters for designing.
Q: How can I trust you?
A: We are TUV aduited supplier with many patent certificates, type test reports, CQC, CE, KEMA, ISO certificates. We can provide on site services for many areas like South America, Indonesia, etc.

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