OUR SERVICES

Custom Power Solutions & Industrial Electrical Engineering

As a trusted source factory, Voltnex Power delivers complete end-to-end manufacturing and engineering services for transformers and voltage stabilizers—from initial load analysis and custom design to international delivery and 24/7 technical support.


01
Transformer Engineering
  • ✓Load & Grid Analysis
  • ✓3-Phase Parameter
  • ✓Custom CAD Layout
  • ✓System Integration
  • ✓Cost Optimization


02
OEM / ODM Customization
  • ✓Capacity 1kVA-3.5MVA
  • ✓Dry-Type / Isolation
  • ✓IP20 – IP54 Enclosure
  • ✓Custom Input/Output
  • ✓Private Logo Branding


03
Precision Manufacturing
  • ✓Pure Copper Winding
  • ✓Silicon Steel Cores
  • ✓CNC Auto Production
  • ✓ISO Quality Control
  • ✓Fast Batch Delivery


04
Testing & Compliance
  • ✓100% Factory Testing
  • ✓IEC & CE Compliant
  • ✓Dielectric Test
  • ✓Temperature Rise
  • ✓Full Inspection Report


05
Global Export & Logistics
  • ✓Export Wooden Cases
  • ✓FOB / CIF / DDP Terms
  • ✓Full Electrical Datasheet
  • ✓Wiring Schematic Guide
  • ✓On-Time Shipment


06
After-Sales & Warranty
  • ✓24/7 Engineer Support
  • ✓Remote Commissioning
  • ✓Spare Parts Dispatch
  • ✓Long-term Warranty
  • ✓Lifetime Tech Advice

 

 

Personalización flexible para los distintos requisitos de los proyectos

 

Transformador de aislamiento de 30 kVA para una solución de suministro de energía para equipos industriales de máquinas CNC

1-3500KVA Isolation Transformers

Transformador de aislamiento trifásico de tipo seco SG de 100 kVA, con bobina de cobre y estructura interna, transformador eléctrico industrial para equipos de fábrica, automatización y sistemas de energía médicos y comerciales

1-3500KVA Dry Type Transformers

SG 400 kVA: transformador de aislamiento trifásico de tipo seco de alta capacidad; convertidor de potencia; 208 V, 220 V, 240 V, 380 V, 400 V, 440 V, 480 V, 575 V, 600 V; fabricante de transformadores de tensión industriales; suministro para exportación Voltnex Power

OEM/ODM Dry Type Isolation Transformer

Condicionador de energía industrial trifásico de la serie SBWZ de 100 kVA conun regulador automático de voltaje con transformador de aislamiento integrado, compatible con sistemas de CA de 110 V, 120 V, 208 V, 220 V, 230 V, 240 V, 380 V, 400 V, 415 V, 440 V y 480 V para equipos industriales de alta resistencia fabricados por Voltnex Power, exportador de China

Voltage Stabilizers / AVR
1kVA – 2000kVA

100KVA three phase voltage regulator AVR with built-in isolation transformer control panel and copper busbar terminal block detail supporting 110V 120V 208V 220V 230V 240V 380V 400V 415V 440V 480V AC industrial power systems manufactured by Voltnex Power China factory

Automatic Voltage Stabilizers
5kVA – 3000kVA

160 kW, 185 kW, 200 kW (215 HP, 250 HP, 270 HP) Inversor de frecuencia trifásico de CA (VFD), variador de frecuencia ajustable, controlador de velocidad para motores de alta potencia, compatible con 208 V, 220 V, 380 V, 400 V, 415 V, 440 V y 480 V. Voltnex Power

Variadores de frecuencia
1 HP-800 HP (0.4kW-600kW) 

Input / Output Voltage 100V – 690V Custom (1Ph / 3Ph)
Power / Capacity 1kVA–3500kVA / 0.5HP–800HP
Frequency 50Hz / 60Hz
Material de bobinado 100% Copper / Aluminum
Efficiency & Factor ≥ 98% / PF 0.8–0.99
Insulation Class Class H / Class F (VPI)
Método de enfriamiento AN / AF / ONAN
Protection Degree IP20 / IP23 / IP54 Enclosure
AVR Precision ± 1% – ± 3%
Response Time < 1.5 ms Fast Response
VFD Control Mode V/F / Sensorless Vector (SVC)
Protections Overvoltage, Short Circuit, Overload
Display / Comms LED / LCD / RS485 Modbus
Noise Level < 50 dB Low Noise
Operating Temp -15°C to +45°C
Grounding System Independent Safety Earth Terminal
Applications CNC, Medical, Solar, Industrial Motors
Standard IEC 60076 / CE / UL / ISO9001
Personalización OEM / ODM Supported

 

 

Strict Testing & Quality Assurance

Each product must pass comprehensive tests to ensure high performance, safety and reliability.



Insulation Resistance Test

Temperature Rise Test


High Voltage Test

Noise Test


No Load Test

Short Circuit Impedance Test


Load Test

Functional Test
Voltnex Power Dry Type Transformer Full Load Capacity and Short Circuit Impedance Performance Test Industrial Electrical Transformer Manufacturing Factory Quality Control Inspection

High Voltage Test

Validates dielectric strength and insulation safety under high voltage.

Voltnex Power High Voltage Dielectric Withstand Test for Three Phase Isolation Transformers and Industrial Power Equipment Factory Quality Control Electrical Performance Inspection

Load Test

Tests output efficiency and stability under 100% full load.

Voltnex Power Industrial Voltage Stabilizer Insulation Resistance and Class H Safety Quality Test Electrical Performance Inspection at Manufacturing Factory

Insulation Test

Checks winding insulation resistance to prevent electrical leakage.

 

Voltnex Power Thermal Imaging Temperature Rise and Cooling System Verification Test for Industrial Power Equipment Dry Type Transformers and Electrical Systems Factory Quality Inspection

Temperature Rise Test

Monitors thermal heating to ensure effective continuous cooling.

CUSTOM SOLUTIONS & TECHNICAL SUPPORT

POWERING YOUR SUCCESS WITH EXPERT SERVICE

  • 3-Year Global Warranty: Full coverage for all isolation transformers, AVRs, and power units, ensuring long-term stable performance and continuous operation.

  • Tailored Engineering & OEM: Custom voltage ratings, phase configurations, enclosure ratings (IP20-IP54), and dimensions designed to match your exact site specifications.

  • On-Site & Remote Commissioning: Expert guidance during system setup, voltage testing, and load commissioning for seamless grid integration.

  • Lifetime Technical Assistance: Dedicated engineering support team providing remote diagnostics and quick-response spare parts dispatch worldwide.

CONTACT OUR ENGINEERS
Voltnex Power Custom Industrial Isolation Transformer and AVR Automatic Voltage Regulator Technical Support Service with 3 Year Warranty OEM ODM Engineering On Site Commissioning for 100V 120V 220V 380V 400V 415V 480V 600V Voltage Systems and 1kVA to 3500kVA Power Equipment

 

 

Need support?
Our Experts Are Ready to Help 24/7!

Have questions about technical specifications, installation, export documentation, or spare parts? Our dedicated engineering and support team is ready round-the-clock to assist you with fast, reliable, and expert solutions.

GET TECHNICAL SUPPORT