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Custom OEM Surge Protector Power Supply Factories & Exporters

High-Power Industrial AC-DC & DC-DC Regulated Switching Power Supplies & Transient Voltage Attenuation Systems

Premium High-Power Regulated Power Supply Products

Explore our leading industrial line, engineered with up to 89% conversion efficiency, custom-regulated ranges, and advanced electromagnetic filtering.

72V-10000W Single Output High-Voltage DC Power Supply
72V-10000W Single Output High-Voltage DC Power Supply for Industrial Medical Research (24V-1000V)
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15V-600W AC-DC Power Supply
15V-600W High-Voltage Single Output Industry Use AC-DC Switching Regulated Power Supply with 89% Efficiency
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48V-17000W DC Voltage Regulator
Output 48V-17000W DC Voltage Regulator High-Power Switching Power Supply 88-89% Efficiency 1 Year Warranty for Battery
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220V-5000W DC Power Supply
Output 220V-5000W DC Power Supply Output Switching Power Supply Single Output Diverse DC Uses with Optional 24V-1000V Range
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15KW-18KW DC Regulated Power
15KW-18KW DC Regulated Power Battery Charging Bench Power Supply Supply High Voltage Power Supply Adjustable Power Supply
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Digital Display Adjustable High-Power AC-DC
Digital Display Adjustable High-Power Single Output AC-DC Industrial DC Stabilized Switching Power Supply 88%-89% Efficiency
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150V-600W DC Voltage Regulator
Output 150V-600W DC Voltage Regulator DC Switching Power Supply,600W-1000W Power Range, 12V-500V Optional Voltage
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High Reliability 500W DC Power Supply
High Reliability 500W Single Output DC Power Supply for Industrial Use with 12V-400V Range
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15+
Years of R&D Specilization
10k+
Sqm Production Facility
99.9%
Factory Qualification Rate
2x
Rounds of System Verification

Leveraging 15 Years of Engineering Excellence in High-Power Regulated Supplies

As a leading pioneer based in the global shipping hub of Shanghai, we provide enterprise-class OEM power distribution systems integrated with transient voltage surge protection. Our state-of-the-art 10,000 square meter facility handles high-power regulated switching circuits, offering global exporters scalable power solutions under strict international certifications.

Every system undergoes two comprehensive testing cycles (combining automated software analysis with manual verification of wave stability) before it leaves the factory floor. Our goal is absolute system reliability under the most demanding environments, from high-capacity lab bench settings to industrial heavy manufacturing units.

With an active commitment to quality, we have been recognized as an Excellent After-Sales Service Enterprise in Shanghai. We supply custom power infrastructure designed to mitigate transient voltage surges, balance heavy load swings, and deliver ultra-stable DC voltages ranging from 12V up to 1000V.

Guaranteed Shanghai Shipping Hub Logistics

Our direct access to the Port of Shanghai ensures rapid ocean and air freight channels. We specialize in fast customs processing, providing predictable delivery timelines to our global buyers across the Americas, Europe, and Asia-Pacific regions.

Advanced Manufacturing Capabilities & In-House Workstation Flow

Our 10,000 square meter factory floor in Shanghai uses state-of-the-art machinery to automate assembly, maintain micro-millimeter soldering precision, and run continuous testing loops.

Power Supply Engineering Design Center
Design
Automated Inductor Winding Machine
Winding Machine
CNC Wire Cutting Machine
Wire Cutting Machine
Manual Cable Processing and Wire Cutting
Wire Cutting
PCB Component Plug-In Process
Plug-In
Precision Tin Soldering Station
Soldering Tin
High-Speed Automatic Soldering Machine
Automatic Soldering Machine
Laser Engraving Machine for Specifications
Laser Engraving Machine
Silicone Insulation Glue Filling
Glue Filling
Automated Canning Machine Station
Canning machine
Synchronized Power Assembly Line
Assembly Line
Basic Multi-Meter Parameter Test
Test
Dynamic DC Power Supply Tester Board
DC Power Supply Tester
High Voltage Isolation AC Withstand Tester
AC Withstand Voltage Tester
Constant Temperature and Humidity Test Chamber
Constant temperature & humidity chamber
Optical Microscope Solder Quality Inspection
Optical microscope
Load Burn-In Chamber Test
Burn-In Test
Extended Duration Full-Load Aging Test
Aging test
Protective Multi-Layer Export Packaging
Packaging

Why Global Buyers Choose China OEM Power Supply Factories

Building high-power regulated systems requires deep supply chain coordination, high-precision assembly, and robust quality control standardizations.

Supply Chain Cost Efficiency

Our direct access to components and raw materials in China allows us to lower manufacturing costs without compromising component quality. We use certified capacitors, high-density magnetic cores, and premium silicon control switches in all designs.

Rapid OEM Customization

We modify and optimize critical specifications—including voltage limits (ranging from 12V up to 1000V), transient suppression times, digital displays, and communication buses—to match your exact machinery requirements.

Strict Compliance Standards

Our engineering division designs all switching regulated circuits to meet international EMC directives and electrical safety regulations, helping you pass local import inspections and equipment certifications easily.

Industry Evolution: Advanced Digital Integration & Surge Mitigation

Modern electrical grids present severe challenges to precision machinery. Discover how our power designs protect your equipment from transient voltage spikes.

High-efficiency Energy Architectures (88% - 89% Conversion)

Older high-power systems lose substantial energy as heat. Our switching power supplies deliver 88% to 89% real-world efficiency, reducing cooling demands and extending capacitor life under continuous duty cycles.

Precision Microprocessor & Remote Bus Communication

Equipped with optional RS485/Modbus connections and digital display readouts, our systems allow operators to monitor output currents and adjust voltage limits remotely in automated smart factories.

The Role of Surge Suppression in Industrial Regulated DC Power Supplies

Transient voltage surges are caused by lightning, grid switching, and large motor loads. Without integrated surge protection, sensitive logic controllers and measurement tools are highly vulnerable to damage.

Our custom OEM power supplies feature a built-in multi-stage transient voltage surge suppression (TVSS) network. This circuit diverts voltage transients using metal oxide varistors (MOVs) and gas discharge tubes, keeping clean output voltages stable within milliseconds.

By combining high-power switching regulators with active transient absorption, we provide a reliable, single-unit solution that eliminates the need for expensive external filters.

Tailored System Solutions Across Key Industries

From high-voltage laboratories to demanding automated production lines, our power systems provide stable performance in critical industries.

Renewable Energy & Battery Testing

Our adjustable DC power supplies (supporting up to 24000W) simulate solar panel outputs and EV battery cells, featuring safety interlocks and transient suppression during charge/discharge transitions.

Precision Medical Electrochemistry

For clinical diagnostic devices and high-voltage research labs, our single-output power supplies provide ripple suppression, low EMI profiles, and strict safety isolations.

Heavy Industrial Electroplating

Our high-power switching regulators deliver continuous, low-ripple currents, maximizing finish quality and thickness consistency in electrodeposition and metal anodizing lines.

Semiconductor Burn-in & Aging

We help semiconductor plants perform high-voltage aging tests with continuous duty cycles, monitoring current draws to prevent thermal runaway in silicon wafers.

Technical Procurement Specifications

Use the quick reference table below to select the basic electrical profile for your custom OEM surge-suppressed power supply order.

Specification Feature Standard Product Range OEM Customization Options
Input Voltage Options AC 110V / 220V Single-Phase, AC 380V Three-Phase (±15%) Extended voltage systems, specialized grid adaptations
DC Output Range DC 12V to 1000V (Continuous Regulation) Extended voltage ranges and current configurations
Power Delivery 400W up to 24,000W (Continuous Duty) Parallel systems exceeding 100kW
Surge Suppression (TVSS) Integrated Type 2 standard protection Advanced gaseous discharge arresters and specialized filters
Conversion Efficiency 88% to 89% under normal load conditions Custom heat dissipation and low-loss component layouts
Remote Controls Digital LED control panel RS485, Modbus, 0-5V / 0-10V analog speed controls

Technical Q&A - Industrial Regulated Power Systems

Common questions from electrical engineers and procurement managers regarding our custom OEM surge protection capabilities.

Q: How do your OEM power supplies protect against high-voltage surges?
A: Our systems integrate a multi-stage surge protector. They combine high-energy Metal Oxide Varistors (MOVs) at the input stage with fast-acting Gas Discharge Tubes (GDTs) and transient suppression diodes, allowing the unit to divert high-voltage spikes away from your critical internal components.
Q: What testing standards are applied during production?
A: Every power supply undergoes two testing rounds: an automated computer testing phase checking all voltage, ripple, and efficiency parameters, followed by a manual quality inspection. Additionally, all units complete a high-voltage insulation check and a full-load aging run to guarantee field reliability.
Q: Can I order customized voltage or current curves for battery charging?
A: Yes. We customize output configurations, regulation controls, and voltage limits (from 12V to 1000V). Our engineers can pre-program constant-current (CC) and constant-voltage (CV) profiles to match your battery charging systems.
Q: How do you protect shipments during sea freight export?
A: We secure all heavy-duty cargo with a 4-layer packaging system: a sealed moisture-proof barrier bag to prevent moisture damage, high-density shock-absorption foam, a heavy corrugated outer box, and a reinforced wooden frame to prevent physical impact damage during transport.

Export-Ready Heavy Protective Packaging System

Because industrial electronics are sensitive to water and vibration, our Shanghai export division packages every order using a robust, four-stage protective system.

1. Moisture-Proof Layer

Sealed barrier packaging protects components from ocean salt spray and high humidity during sea transport.

2. Shock-Absorption Foam

Custom-fitted foam padding cushions the system, safeguarding delicate interior components from vibration and drops.

3. Heavy Cardboard Box

A multi-wall corrugated cardboard box provides excellent puncture resistance and stacking strength.

4. Outer Wooden Frame

A heavy wooden crate keeps the entire cargo unit secure and prevents shifting during transport.

Industrial Stabilized High-Voltage DC & AC-DC Power Systems

Browse our second selection of high-reliability power units, built for continuous full-load environments.

110V-24000W DC Power Supply
Output 110V-24000W DC Power Supply Adjustable High-Voltage 24V-1000V Optional Single Output
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220V-3000W AC-DC Industrial Switching Power Supply
Output 220V-3000W AC-DC Single Industrial Switching Regulated Power Supply with 12V-1000V Optional Range
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150V Industrial Grade AC-DC Adjustable Power Supply
150V Industrial Grade AC-DC Adjustable Voltage Regulating Switching Power Supply Single High Efficiency 88%-89% 1 Year Warranty
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Industrial 24V-18000W High Power Adjustable DC Power Supply
Industrial Output 24V-18000W Three-phase Input High-Power Adjustable Single Output DC Stabilized High Efficiency Switching Power
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30V-500W Adjustable DC Power Supply
30V-500W Single Output Switching Power Supply High Efficiency Industrial Use Adjustable DC Power Supply with Safe Stable Design
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60V-1500W Switching AC-DC Power Supply
Output 60V-1500W Switching Regulated AC-DC Power Supply Single Output Voltage Regulator
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24000W Industrial Grade AC-DC Adjustable Power Supply
24000W Industrial Grade AC-DC Adjustable Voltage Regulating Switching Power Supply Single High Efficiency 24V-1000V Optional
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400W AC-DC Power Supply Adjustable Voltage
400W Industrial AC-DC Switching Power Supply Single Output Adjustable Voltage 12-400V High Efficiency 88-89% 1 Year Warranty
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Request a Custom Quote or Consult with Our Design Team

Need custom voltage limits, advanced surge suppression, or integration with automation control buses? Contact our Shanghai engineering center today.

Email Our Engineers