500kVA Three Phase Dry Type Isolation Transformer | High Capacity Industrial Voltage Converter Manufacturer
Reliable 500kVA Isolation Transformer for Industrial Power Systems
Voltnex Power SG 500kVA three phase dry type isolation transformer is a high-capacity industrial power solution designed for factories, automation systems, commercial facilities and critical electrical applications. Combining advanced dry type transformer technology with reliable isolation performance, this transformer provides safe voltage conversion, electrical protection and stable power distribution for demanding industrial environments.
Designed as a versatile step up and step down isolation transformer, the 500kVA model supports customized input and output voltage configurations to meet different electrical standards worldwide, including 208V, 220V, 380V, 400V, 415V, 440V, 480V and 600V systems.
Manufactured by Voltnex Power in China, this industrial transformer features high-efficiency performance, robust enclosure design, premium copper winding options and flexible customization capabilities. It is widely supplied to customers in North America, South America, Europe, Asia, Australia, Middle East and global industrial markets.
Product Specifications
| Parameter | Reference Specification |
|---|---|
| Model | SG-500KVA Three Phase Dry Type Isolation Transformer |
| Product Type | High Capacity Industrial Electrical Isolation Transformer |
| Rated Power | 500kVA |
| Phase | Three Phase |
| Transformer Function | Electrical Isolation, Step Up and Step Down Voltage Conversion |
| Input Voltage | 208V / 220V / 380V / 400V / 415V / 440V / 480V / 600V Customized |
| Output Voltage | Customized According to Equipment Requirements and Regional Power Standards |
| Frequency | 50Hz / 60Hz |
| Winding Material | High Efficiency Copper Winding / Aluminum Winding Optional |
| Cooling Method | Air Cooling (AN) |
| Insulation Class | Class F / Class H High Temperature Insulation System |
| Protection Class | IP20 / IP23 / IP31 / IP54 Optional |
| Enclosure Type | Open Type / Cabinet Enclosure / Customized Protection Housing |
| Manufacturing Standard | IEC 60076 International Transformer Standard |
| Testing | Insulation Test, Voltage Withstand Test, No-load Test, Load Test and Factory Inspection |
| Application | Industrial Automation, CNC Machine, Factory Power Supply, Data Center, Commercial Building and Electrical Distribution Systems |
| Customization | OEM & ODM Support for Voltage, Enclosure, Terminal Configuration and Transformer Design |
| Manufacturing Location | China Factory Direct Supply by Voltnex Power |
| Export Markets | USA, Canada, Mexico, Brazil, Chile, Colombia, Europe, Australia, Asia and Global Markets |
High Capacity Industrial Isolation Transformer for Global Applications
The Voltnex Power 500kVA isolation transformer is engineered for industries requiring reliable power quality, voltage conversion and electrical separation. Compared with conventional transformers, dry type isolation transformers provide excellent safety performance, reduced maintenance requirements and suitability for indoor industrial environments.
The transformer is designed to isolate sensitive equipment from electrical disturbances while improving power stability for:
- Industrial automation systems
- CNC machines and precision equipment
- Manufacturing production lines
- Data centers and IT infrastructure
- Commercial buildings
- Renewable energy systems
- Medical and laboratory equipment
- Heavy industrial facilities
Customized Voltage Solutions for Worldwide Markets
Different countries and regions have different industrial voltage standards. Voltnex Power provides customized transformer solutions according to local electrical requirements.
North America
For USA and Canada industrial applications:
- 208V three phase systems
- 240V industrial power
- 480V factory power supply
- 600V industrial voltage systems
Common applications include factories, automation equipment, HVAC systems, CNC machinery and industrial distribution networks.
South America
For markets including Mexico, Brazil, Chile, Colombia and other countries:
- 220V systems
- 380V industrial power
- 400V equipment supply
- 440V customized solutions
Voltnex Power provides transformer solutions suitable for manufacturing plants, mining projects, commercial facilities and industrial infrastructure.
Europe & Australia
For European and Australian industrial projects:
- 380V
- 400V
- 415V
- Customized three phase voltage configurations
Suitable for factories, automation systems and commercial electrical installations requiring stable power conversion.
Asia & Middle East
For Asian and Middle East markets:
- 380V
- 400V
- 415V
- Customized industrial voltage solutions
Designed for industrial parks, production facilities and large electrical systems.
Main Features of Voltnex Power 500kVA Transformer
High Efficiency Industrial Design
The 500kVA dry type isolation transformer uses optimized magnetic core technology and high-quality winding materials to reduce energy loss and improve operational efficiency.
Reliable Electrical Isolation
The transformer provides effective electrical separation between input and output circuits, helping protect sensitive equipment from voltage fluctuations, electrical noise and harmonic interference.
Copper Winding Option
Premium copper winding configuration is available for customers requiring:
- Higher conductivity
- Lower power loss
- Better thermal performance
- Longer service life
Cabinet Enclosure Protection
The transformer can be supplied with customized enclosure cabinets for different installation environments.
Optional designs include:
- Indoor cabinet
- Industrial protective enclosure
- Outdoor weather-resistant cabinet
- Customized distribution cabinet integration
OEM & ODM Manufacturing Capability
Voltnex Power supports customized transformer production according to customer requirements:
- Customized voltage ratio
- Customized frequency 50Hz / 60Hz
- Customized enclosure
- Customized terminal arrangement
- Customized protection design
- Customized nameplate and labeling
Applications of 500kVA Isolation Transformer
Industrial Automation
Provides stable power supply for:
- PLC control systems
- Robotic equipment
- Automated production lines
- Industrial control cabinets
CNC Machinery
Used for:
- CNC machining centers
- Laser cutting machines
- Precision manufacturing equipment
- Machine tools
Data Center Power Protection
Supports:
- Server systems
- Communication equipment
- UPS systems
- Critical power applications
Factory Power Distribution
Suitable for:
- Manufacturing plants
- Industrial buildings
- Assembly workshops
- Production facilities
Why Choose Voltnex Power 500kVA Transformer?
Professional Transformer Manufacturer in China
Voltnex Power specializes in:
- Industrial isolation transformers
- Three phase dry type transformers
- Voltage conversion transformers
- Industrial power solutions
- Customized OEM transformer manufacturing
Factory Direct Supply
We provide:
✓ Competitive factory pricing
✓ Flexible MOQ solutions
✓ Customized production
✓ Professional technical support
✓ Global export service
International Quality Control
Every transformer undergoes strict testing procedures including:
- Insulation resistance testing
- Voltage withstand testing
- No-load testing
- Load performance testing
- Temperature rise inspection
- Final factory inspection
Global Export Transformer Supplier
Voltnex Power 500kVA isolation transformers are supplied worldwide, including:
- USA
- Canada
- Mexico
- Chile
- Colombia
- Brazil
- Australia
- Europe
- Southeast Asia
- Middle East
We provide reliable industrial transformer solutions for distributors, engineering contractors and end users worldwide.
Project Case 1: 500kVA Isolation Transformer for CNC Manufacturing Factory in North America
Stable Power Supply Solution for Automated CNC Production Line
A manufacturing factory in North America required a reliable power solution for multiple CNC machining centers and automated production equipment. Due to different voltage requirements between imported machinery and local factory power supply, the customer needed a customized isolation transformer with stable voltage conversion and electrical protection.
Voltnex Power supplied a 500kVA three phase dry type isolation transformer customized with 480V input and 400V output voltage configuration to match the customer’s industrial equipment requirements.
The transformer was installed together with the factory electrical distribution system to provide:
- Stable power supply for CNC machines
- Electrical isolation for sensitive equipment
- Reduced voltage fluctuation impact
- Improved production reliability
- Safe operation of automated manufacturing systems
With high efficiency design, copper winding options and robust industrial construction, the Voltnex Power 500kVA transformer helped the customer achieve reliable long-term operation in a demanding manufacturing environment.
Project Application:
- Industry: CNC Manufacturing / Industrial Automation
- Transformer Capacity: 500kVA
- Transformer Type: Three Phase Dry Type Isolation Transformer
- Input Voltage: 480V
- Output Voltage: 400V
- Installation: Factory Electrical Distribution System
- Market: North America
Project Case 2: 500kVA Transformer Solution for Industrial Facility in South America
Customized Voltage Conversion for Factory Power Distribution
An industrial project in South America required a customized transformer solution for factory expansion and new production equipment installation. The existing power system voltage was not compatible with imported industrial machinery, creating a requirement for a high-capacity voltage conversion transformer.
Voltnex Power designed and manufactured a 500kVA step up and step down isolation transformer according to the customer’s local electrical conditions.
The customized transformer configuration included:
- Three phase dry type transformer structure
- Customized voltage ratio
- Industrial enclosure cabinet
- High-efficiency copper winding design
- Export packaging for international transportation
The transformer was successfully delivered and installed for factory power distribution, providing stable energy supply for production equipment, automation systems and industrial electrical loads.
Project Application:
- Industry: Manufacturing Factory / Industrial Power System
- Transformer Capacity: 500kVA
- Transformer Type: Dry Type Isolation Transformer
- Voltage Configuration: 380V / 440V Customized
- Installation: Industrial Substation Power Supply
- Market: South America
Reliable Transformer Solutions for Global Industrial Projects
With experience serving customers across North America, South America, Europe, Australia, Asia and Middle East markets, Voltnex Power provides customized 500kVA industrial isolation transformer solutions for different voltage standards, installation environments and application requirements.
From engineering design and transformer manufacturing to testing, export packaging and worldwide delivery, Voltnex Power supports global customers with reliable electrical power solutions.
FAQ
1. What is the application of a 500kVA isolation transformer?
A 500kVA isolation transformer is mainly used for industrial power supply, voltage conversion, equipment protection and electrical isolation. It is commonly installed in factories, automation systems, CNC equipment and commercial power networks.
2. Can Voltnex Power customize the input and output voltage?
Yes. We provide customized voltage solutions including 208V, 220V, 380V, 400V, 415V, 480V and 600V configurations according to customer requirements.
3. Is this transformer suitable for USA and Canada markets?
Yes. The 500kVA transformer can be customized for North American electrical systems including 480V and 600V industrial applications.
4. What is the difference between step up and step down transformer functions?
A step down transformer reduces voltage from a higher input voltage to a lower output voltage, while a step up transformer increases voltage according to equipment requirements.
5. Does Voltnex Power provide copper winding transformers?
Yes. Copper winding options are available for customers requiring higher efficiency, improved conductivity and enhanced reliability.
6. What standards does this transformer comply with?
Our transformers are manufactured according to IEC 60076 standards and can be customized according to different international requirements.
7. Can the transformer be installed outdoors?
Yes. Outdoor enclosure solutions with higher protection ratings are available for outdoor industrial applications.
8. What is the production lead time?
Lead time depends on transformer specifications, customization requirements and order quantity. Contact Voltnex Power for detailed production schedules.
9. Does Voltnex Power support OEM and ODM orders?
Yes. We provide complete OEM and ODM transformer manufacturing services for distributors and industrial customers.
10. Why choose Voltnex Power as a transformer supplier?
Voltnex Power combines professional transformer manufacturing experience, customized engineering capability, strict quality control and global export services to provide reliable industrial power solutions.
Choose Voltnex Power for Your 500kVA Industrial Transformer Solution
When your project requires a reliable 500kVA three phase dry type isolation transformer, Voltnex Power provides professional engineering support, customized voltage solutions and factory-direct manufacturing services for customers worldwide.
With extensive experience in industrial power equipment manufacturing, we deliver high-performance isolation transformers designed for different applications, including factory automation, CNC machinery, data centers, commercial facilities and industrial power distribution systems.
From voltage design and transformer manufacturing to quality inspection, export packaging and global delivery, Voltnex Power supports every stage of your project with flexible OEM and ODM solutions.
Whether you need a 480V isolation transformer for North America, a 400V/415V industrial transformer for Europe and Australia, or a customized voltage transformer for South America and Asia markets, our engineering team can provide a reliable solution based on your electrical requirements.
Contact Voltnex Power today for a customized quotation and professional transformer solution for your 500kVA industrial power application.





















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