Integrated Power Solutions For Global Industry

From unstable grid voltages to complex industrial power quality challenges, Johsun Tec provides end-to-end customized solutions to ensure your mission-critical businesses operate 24/7 without interruption.

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Voltage Converter Solutions for Different Power Requirements

Johsun provides reliable voltage converter solutions for industrial, commercial, and equipment power applications. Whether your project requires 110V to 220V conversion, 220V to 110V conversion, voltage stabilization, backup power, or a customized input and output voltage, our engineers can help configure the right solution according to your load, capacity, operating environment, and local power standard.

As a professional voltage converter manufacturer, we support standard and customized power conversion requirements for equipment manufacturers, distributors, contractors, system integrators, and project buyers. Our product portfolio covers step-up and step-down transformers, voltage stabilizers, UPS systems, power inverters, and related power equipment for different operating conditions.

step up and step down transformers

Step Up and Step Down Voltage Converter Solutions

Different countries and electrical systems use different supply voltages. Johsun step-up and step-down voltage converters provide a practical solution when equipment voltage does not match the local power supply.

Voltage Stabilizer

Automatic Voltage Regulation & Equipment Protection

Voltage conversion and voltage regulation solve different power problems. When the nominal supply voltage is correct but the grid frequently experiences undervoltage or overvoltage, an automatic voltage stabilizer is usually the more appropriate solution.

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How to Choose the Right Voltage Converter Solutions

Choosing the correct voltage converter starts with understanding both the power source and the connected load. For B2B and industrial projects, simply matching 110V and 220V is not enough. Capacity, phase, frequency, load characteristics, operating environment and protection requirements should also be considered.

Send our engineers these specifications for product selection:

RequirementInformation to Provide
Input Voltage110V / 120V / 220V / 230V / 240V / Custom
Output VoltageRequired equipment operating voltage
CapacityVA / kVA / W
PhaseSingle Phase / Three Phase
Frequency50Hz / 60Hz
Load TypeResistive / Motor / Electronic Equipment
ApplicationIndustrial / Commercial / Equipment / Project
DestinationCountry or applicable electrical standard
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Get the exact transformer you need

Tell us your voltage, capacity, and application, and our engineers will recommend the optimal solution within 24 hours.

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Our Methodology

4 steps from requirements to delivery

01

Requirements Evaluation

We gather detailed technical requirements
02

Solution Design & Engineering

Custom design, selection of suitable materials, etc.
03

Manufacturing & Quality Control

Ensure its electrical performance, durability and compliance
04

Delivery & After-Sales Support

Deliver products and provide technical documentation.

What information do I need to provide when choosing a voltage converter?

To select the right voltage converter, please provide the input voltage, required output voltage, load capacity (W/VA/kVA), phase, frequency, load type, application, and destination country. For industrial equipment or special projects, additional information such as operating environment and starting current may also be required.

Yes. Johsun provides step-up and step-down voltage converter solutions for common voltage requirements such as 110V to 220V, 120V to 220V, 220V to 110V, and 240V to 120V. Custom input and output voltage configurations are also available for specific equipment and project requirements.

A voltage converter changes one nominal voltage level to another, such as 110V to 220V. A voltage stabilizer regulates fluctuating input voltage and maintains a more stable output voltage. If your equipment has both voltage compatibility and voltage fluctuation issues, our team can recommend a suitable power solution based on your application.

Yes. As a voltage converter manufacturer, Johsun supports OEM/ODM and customized solutions for distributors, wholesalers, equipment manufacturers, contractors, and system integrators. Customization can include input/output voltage, capacity, phase, frequency, protection functions, enclosure, sockets, branding, and packaging.

Yes. Johsun can provide industrial voltage converter solutions for machinery, production equipment, control systems, commercial equipment, and other electrical applications. The appropriate solution is selected according to the equipment voltage, rated power, starting characteristics, operating environment, and required protection.

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