| 02 OUR CORE PRODUCT CATEGORIES |
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03 SOLUTIONS BY FUNCTION |
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VoltneX Power provides integrated electrical power distribution and protection solutions using dry type isolation transformers, automatic voltage regulators (AVR), and related power conditioning equipment.
VoltneX Power automatic voltage regulators and AC voltage stabilizers are engineered to maintain stable output voltage when grid utility fluctuates, safeguarding sensitive electrical load devices.
VoltneX Power variable frequency drives provide precise motor speed and frequency control for industrial and commercial motor-driven equipment, enabling energy savings and process optimization.
Industrial automation systems require stable power, reliable voltage regulation, and precise motor control. VoltneX Power combines isolation transformers, AVR voltage stabilizers, and VFD drive solutions.
VoltneX Power VFD solutions are designed for water supply, wastewater treatment, irrigation, and industrial water systems where pump speed must respond directly to changing flow requirements.
VoltneX Power provides AVR and VFD solutions for commercial HVAC and building energy systems, including air handling units, ventilation fans, chilled water pumps, cooling towers, and boosters.
VoltneX Power VFDs provide variable speed control for air compressors and pneumatic production systems facing dynamic compressed-air demand, adjusting motor speed to operating demand.
VoltneX Power provides custom engineered industrial power equipment packages for projects requiring multiple electrical functions integrated within one fully coordinated system.
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05 CUSTOM ENGINEERING (OEM & ODM) |
Custom Transformers
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Custom AVR & Stabilizers
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Custom VFD & AC Drives
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| Product Category | Types & Topologies | Capacity / Power | Phase | Voltage Options | Target Applications |
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| Industrial Transformers | Galvanic Isolation, Dry Type, VFD Drive Transformer, K-Factor Rated, Step Up / Step Down, Custom OEM Solutions | 1kVA – 3500kVA+ |
Single Phase Three Phase |
100V – 690V (50Hz / 60Hz) |
Industrial Automation, Factory Power Systems, Solar & Renewable Energy, CNC Machinery, Medical Equipment |
| AVR & Voltage Stabilizers | Servo Motor AVR, High-Power Static / Solid State AVR, Relay Type Stabilizer, Contactless Voltage Regulator | 1kVA – 3500kVA+ |
Single Phase Three Phase |
110V – 600V (Wide Input ±30%) |
Manufacturing Plants, Data Centers, Telecommunications, Hospitals, Commercial Complexes, Unstable Grids |
| VFD & Variable Speed Drives | Sensorless Vector Control VFD, Heavy Duty Industrial AC Drive, V/F Frequency Inverter, Soft Starters |
0.75kW – 1000kW (1hp – 1350hp) |
Three Phase (Single to 3-Phase) |
208V – 690V (50Hz / 60Hz Input) |
Water Pumps, Industrial Fans, Air Compressors, Conveyor Systems, Mining Machinery, HVAC Units, Extruders |
Selecting between a Dry Type Isolation Transformer, an Automatic Voltage Regulator (AVR), and a Variable Frequency Drive (VFD) depends on your grid reliability, local line voltage, motor operating requirements, and load sensitivity. Use our engineering decision framework below to identify the exact equipment or integrated system package required for your facility.
| Operational Challenge / Site Requirement | Recommended VoltneX Solution | Key Technical Parameters Needed |
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Voltage Conversion Only Matching imported machinery voltage to local facility supply (e.g., 480V, 415V, 380V, 220V, 208V). |
Dry Type Step-Down / Step-Up Isolation Transformer | Primary/Secondary Voltage, kVA Capacity, Vector Group (Dyn11/Yyn0), Insulation Class. |
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Electrical Noise & Transient Protection Eliminating ground loops, neutral noise, harmonic interference, and protecting sensitive CNC/medical equipment. |
Dry Type Isolation Transformer (K-Factor / Shielded) | Shielding Layer Options, K-Factor Rating (K4/K13/K20), Impedance Percentage, THD Limits. |
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Unstable Grid & Voltage Fluctuations Frequent brownouts, line sags, or peak-hour voltage spikes causing machinery trips and downtime. |
Automatic Voltage Regulator (Servo AVR / Static AVR) | Input Voltage Range (±15%, ±20%, ±30%), Output Precision (±1% to ±3%), Response Speed. |
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Motor Speed Control & Process Automation Regulating flow rates for pumps, fans, compressors, conveyors, and mitigating high motor inrush current. |
Variable Frequency Drive (VFD / Inverter Drive) | Motor kW/HP Rating, Full Load Amps (FLA), Control Mode (V/f or Vector Control), Torque Type. |
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Voltage Conversion + Voltage Stabilization Imported equipment requires different voltage AND local utility power experiences high voltage instability. |
Transformer + AVR Combined System Package | Dual Input/Output Ratings, Total System kVA, Integrated Enclosure Type (IP20/IP54). |
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Unstable Grid + Variable Speed Motor Drive Fluctuating mains supply directly tripping VFD drives or causing DC bus overvoltage / undervoltage faults. |
AVR Voltage Stabilizer + VFD Motor Control System | Regulator Response Time, VFD Input Reactor/Filter Options, Peak Overload Capacity. |
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Complete Power Conditioning & Factory Substation Full facility power conditioning combining isolation, step-down conversion, AVR regulation, and motor drive panels. |
Custom Integrated Power Package (Transformer + AVR + VFD + Bypass) | Full Load Requirements, Ambient Temperature, Duty Cycle, PLC/BMS Modbus Integration. |
Selecting inappropriate capacity or omitting line isolation can lead to nuisance equipment trips, harmonic overheating, or premature failure. VoltneX Power application engineers provide tailored system evaluation to help you configure the optimal power setup.
For complex projects requiring multiple layers of electrical protection, voltage transformation, and motor control, VoltneX Power integrates dry type isolation transformers, automatic voltage regulators (AVR), and variable frequency drives (VFD) into a fully coordinated power equipment package. The transformer provides seamless voltage conversion and galvanic isolation, the AVR maintains a rock-solid supply voltage against grid instability, and the VFD delivers precise motor speed and torque regulation.
Deploying standalone components from different manufacturers often causes impedance mismatching or harmonic interference. VoltneX engineers pre-evaluate harmonic loads, overload margins, and thermal dissipation to deliver a fully pre-configured, factory-tested system box ready for immediate site integration.
Voltnex Power manufactures a comprehensive range of industrial power equipment, including isolation transformers, dry type transformers, industrial transformers, automatic voltage regulators (AVR), AC voltage stabilizers, power conditioners and variable frequency drives (VFD). These products are designed for voltage conversion, electrical isolation, voltage stabilization, power quality protection, motor speed control and industrial power management.
Voltnex Power provides transformers and AVR voltage stabilizers from 1kVA to 3500kVA, together with variable frequency drives from 0.75kW to 1000kW. Custom power ratings can also be engineered according to the electrical load, motor characteristics, installation environment and project requirements.
Voltnex Power supports customized input and output voltage configurations from approximately 100V to 690V, depending on the product type and application. Common industrial configurations include 110V, 120V, 208V, 220V, 230V, 240V, 380V, 400V, 415V, 440V, 480V, 575V and 600V. Custom primary and secondary voltages can be designed for specific electrical systems.
Yes. Voltnex Power manufactures both single phase and three phase power equipment. Transformer and AVR configurations can be selected according to the electrical supply system, while VFD models are available for different motor and three phase industrial applications.
A transformer is primarily used for voltage conversion, electrical isolation and power distribution. An AVR or automatic voltage stabilizer regulates unstable input voltage and maintains a more consistent output voltage for connected equipment. A VFD or variable frequency drive controls AC motor speed and torque by adjusting output frequency and voltage. These products can also be integrated into a complete industrial power solution.
Yes. Voltnex Power can engineer customized packages combining dry type isolation transformers, AVR voltage stabilizers, VFDs, bypass systems, protection devices, monitoring functions and other electrical components. Customized voltage, power rating, frequency, enclosure, winding material, control method and communication requirements can be considered according to the project specifications.
Yes. As a China manufacturer and factory, Voltnex Power supports OEM and ODM production for industrial transformers, isolation transformers, AVR voltage stabilizers and VFDs. Customers can specify electrical ratings, mechanical dimensions, enclosure designs, terminals, control interfaces, labels, documentation and other requirements for customized production
Depending on the product and application, Voltnex Power equipment can be configured for 50Hz or 60Hz electrical systems. Custom frequency requirements can be evaluated for transformers, AVR systems and VFD applications according to the customer’s local grid and equipment specifications.
Voltnex Power equipment is suitable for a wide range of applications, including industrial automation, manufacturing plants, CNC machinery, HVAC systems, water treatment, water pumps, air compressors, textile machinery, machine tools, commercial buildings, renewable energy systems, telecom infrastructure and other motor-driven or power-sensitive equipment.
Yes. Different products can be combined when the electrical system requires multiple functions. For example, a dry type isolation transformer can provide voltage conversion and electrical isolation, an AVR can stabilize fluctuating voltage, and a VFD can provide variable speed control for motors. Voltnex Power can evaluate the complete electrical system and recommend an appropriate combination based on load, voltage and motor requirements.
Depending on the product model, Voltnex Power equipment can include overvoltage, undervoltage, overload, overcurrent, short-circuit, phase failure and thermal protection. Additional features may include automatic bypass, digital displays, temperature monitoring, communication interfaces and remote monitoring. Protection and monitoring configurations can be customized according to project requirements.
To request a quotation, provide the required product type, power rating, input voltage, output voltage, phase configuration, frequency, application, quantity and any applicable technical standards. For transformers and AVR systems, kVA rating and primary/secondary voltage are especially important. For VFDs, motor power, motor voltage, rated current, frequency and application should be provided. Voltnex Power can then evaluate the specifications and provide a customized technical proposal and quotation.
