Top China Power Distribution Unit Manufacturers & Factories

Whitepaper Guide on Scalable Rack Power Distribution, High-Efficiency Industrial Switching Power Supplies, and Custom OEM/ODM Engineering Architectures.

Industrial Power Converter & Rectifier Showcase

Engineered for mission-critical deployments across telecom base stations, enterprise server rooms, and heavy industrial applications.

EVS48/300-15A-3U Single Phase 48V-2000W DC/DC Converter

EVSPOWER EVS48/300-15A-3U Single Phase 48V-2000W DC/DC Converter Motor Industrial Car 95% Efficiency 300V 500V 600V 800V

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2026 AC-DC Switching Power Supply 220VAC Input 220VDC Output

2026 Hot New AC-DC Switching Power Supply 220VAC Input 220VDC Output 20A 3000W 60Hz Single Output

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EVS1U-38006 2280W DC DC Converter Rack Mounted

EVSPOWER EVS1U-38006 2280W DC DC Converter 19 Rack Mounted Air Cooling Industrial Use DC Output 380VDC Input 6A Power Supply

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EVS2U-4850A 48V 50A AC-DC Rectifier Module

EVS2U-4850A 48V 50A AC-DC Rectifier Module 3000W Single Output Industrial DC Power Supply 50/60Hz 110V Input

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High Efficiency 220V AC to 110V DC Power Supply 20A

High Efficiency 220V AC to 110V DC Single Industrial Power Supply 20A Output Current AC-DC Type

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EVS-A3-1048R 800W Telecom Inverter 48V 220V

EVSPOWER EVS-A3-1048R 800W Single Phase Telecom Inverter 48V 220V Pure Sine Wave Industrial Off-Grid AC/DC Converters 95%

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220V AC to 110V DC Converter 10000W Power Supply 80A

220V AC 110V DC Converter 10000W Power Supply 80A Modular Rectifier Industrial Use Switching 110VDC 60Hz Output 3000W Single

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High-Efficiency DC-DC 48V 10A Rectifier Module

High-Efficiency DC-DC 48V 10A AC-DC Rectifier Module with Single Output for Industrial Battery Chargers

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Global Power Infrastructure Outlook

Macro-Level Power Distribution & Conversion Solutions

As next-generation hyper-scale data centers, artificial intelligence clusters, and smart electrical grids expand worldwide, the requirement for robust power distribution architectures is scaling exponentially. Modern power architectures require a seamless transition from legacy Alternating Current (AC) transmission to high-voltage, high-efficiency Direct Current (DC) topologies. This shift dramatically reduces transmission losses and eliminates redundant conversion cycles.

By leveraging 95%+ energy efficiency topologies, manufacturers minimize carbon footprints and lower thermal management loads. Today's commercial and industrial facilities demands high-density rack power integration that guarantees continuous uptime under demanding load variations. Intelligent Power Distribution Units (iPDUs) and modular rectifier bays form the backbone of this hardware revolution, providing telemetry, overcurrent mitigation, and predictive failure analysis.

  • High-Density Compute Racks: Minimizing voltage drop across vertical power strips via intelligent copper busbar optimization.
  • Industrial Battery Systems: Integrated DC-DC converters matching variable voltage curves of Nickel-Chromium and Lithium-Iron-Phosphate (LFP) chemistries.
  • 5G Edge Computing: Compact 1U and 2U rack setups delivering reliable DC feeds under extreme outdoor thermal spikes.
Guangzhou EVS Powers Co., Ltd. Manufacturing Facility Overview

EVS Powers At A Glance

Key performance indicators reflecting our design expertise, manufacturing capabilities, and global distribution network.

95%+
Average Power Conversion Efficiency
100%
Strict Factory Burn-In & Safety Testing
1U/2U/3U
High-Density Form Factor Specialization
Global
Compliance (Europe, Americas, APAC)

Guangzhou EVS Powers Co., Ltd.

An industry-accredited manufacturing pioneer delivering reliable power supply systems, switching networks, and tailored OEM/ODM electronics.

Guangzhou EVS Powers Co., Ltd., is strategically located in the international trade hub of Guangzhou, China. EVS is a professional, technology-led manufacturer specializing in high-grade switching power supplies, DC power systems, rack-mount power distribution units, DC-DC converters, power inverter series, and complex OEM/ODM electronic products configured to exact client specifications.

We operate on three foundational principles: client satisfaction as the core driver, product quality as the basis of development, and cost-saving system design as our competitive market advantage. Thanks to our premier technical services and established credit standing, EVS Powers has cultivated long-term strategic relationships with customers across Europe, South and North America, Australia, the Middle East, and Southeast Asia. We are dedicated to sharing our technological innovations and process engineering expertise with our global partners to build mutual long-term success in the electronic and power infrastructure sector.

Optimized In-House Assembly & Processing Line

Wire Cutting Process
Wire Cutting
Plug-In Process
Plug-In
Soldering Tin Process
Soldering Tin
Testing Stage
Test
Glue Filling Stage
Glue Filling
Burn-In Test Stage
Burn-In Test
Packaging Stage
Packaging
Winding Machine processing
Winding Machine
Wire Cutting Machine
Wire Cutting Machine
Automatic Soldering Machine
Automatic Soldering Machine
Laser Engraving Machine
Laser Engraving Machine
Canning machine processing
Canning machine
Assembly Line Process
Final Quality Assembly Line
Quality Inspection Equipment Overview
Metrology & Quality Assurance

Rigorous Laboratory Verification & Engineering Control

Quality reliability in high-current architectures is not an option; it is a fundamental requirement. Guangzhou EVS Powers Co., Ltd. implements multi-phase test protocols utilizing specialized lab instruments. By executing comprehensive electrical, thermal, and environmental stress profiles, we ensure our power supply modules and rectifiers perform continuously under adverse load behaviors.

Each unit undergoes strict Withstand Voltage Tests and long-duration thermal stress runs to isolate design weaknesses before final delivery. Our systematic quality checks verify line-regulation tolerances, high-frequency ripple suppression, and active power factor performance.

Advanced Laboratory Instrumentation

DC Power Supply Tester
DC Power Supply Tester
AC Withstand Voltage Tester
AC Withstand Voltage Tester
Constant temperature and humidity chamber
Constant Temp & Humidity Chamber
Optical microscope inspection
Optical Microscope
Aging test rack setup
Aging Test Rack
In-house engineering CAD design
Custom PCB Design Unit

Localized Scenarios & International Grid Compliance

Supporting critical regional standards, localized voltage levels, and diverse industrial operating envelopes.

North American Power Grids

Optimized for standard 110V/120VAC entry or 208V three-phase setups. Built to satisfy strict leakage current thresholds, safety criteria, and FCC Part 15 electromagnetic interference regulations for commercial building applications.

European & UK Standards

Engineered for 220V/230VAC configurations, featuring native EN 62368-1 compliance profiles, Harmonized Power Factor Protection (PFC), CE markings, and RoHS hazardous materials directives for environmental safety.

Harsh Industrial Contexts

Constructed with IP-rated enclosures, conformal PCB coatings, and rugged mechanical mounting profiles. Our solutions survive persistent vibrations, high humidity, and operational spikes common in modern manufacturing environments.

Future Product Roadmap

Technology Evolution: Smart Monitoring & Wide Bandgap Power

EVS Powers is committed to advancing the boundaries of high-efficiency conversion. Our research & development pipelines target two core shifts in the power management industry:

  • Silicon Carbide (SiC) & Gallium Nitride (GaN) Integration: The incorporation of wide-bandgap transistors enables higher switching frequencies, leading to smaller transformer footprints and exceptional conversion efficiencies exceeding 97%.
  • Intelligent Cloud-Telemetry Integration: Future rack architectures feature native Ethernet, Modbus-RTU, and SNMPv3 hardware support, enabling real-time remote monitoring, active current profiling, and automated temperature alerts.
  • Bi-directional DC-DC Topologies: Scalable topologies designed to manage power flow between active microgrids, smart battery storage systems, and utility power lines.

Strategic R&D Goals

GaN Power Adaptation 85% Completed
Cloud SNMPv3 Integration 70% Completed
IP65 Outdoor Cooling Design 95% Completed

High-Density Power Supplies & Battery Chargers

Explore our highly integrated battery chargers, UPS rectifiers, and high-wattage power supplies designed for demanding industrial environments.

EVS EV-1000-30 Battery Charger

EVS EV-1000-30 30V AC-DC Single Output Nickel Chromium Battery Charger 1000W 30A Current for Industrial Equipment

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19 Inch 1U Industrial UPS Charger

19 Inch 1U Industrial UPS Circuit Diagram 1500W Rack Mount 120v 12v Rectifier DC Charger 60A 10A 48V for Industrial Application

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EVSPOWER EVS4860-H1A2 Telecom Power System

EVSPOWER EVS4860-H1A2 1U Height Telecom Power System AC/DC 80-300VAC 48V/54V 60A Single Output 3200W 50Hz Hot Swap Rectifier for

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2000W AC-DC Telecom Power Supply

2000W AC-DC Single Output 53.5V 40A 60Hz Outdoor Power Supply for 5G Telecom Base Stations Industrial Applications

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48V DC-DC 3KW Rectifier Power Supply

48V DC-DC Single Output 3KW AC/DC Rectifier Switching Power Supply 60A 95% Efficiency Industrial Electrical Equipment

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EV Rectifier Charging Power Supply 300V-600V

Dc 300V 400V 500V 600V Output 5A AC DC Single EV Rectifier Charging Power Supply for Energy Storage System

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220V AC to 12V DC Converter

220V AC 12V DC Converter 12V Rectifier Module 60A Output Current for Industrial Use 1500W Power 110V Input Voltage 10A Output

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48V DC-DC Electric Forklift Charger

48V DC-DC Single Output Electric Forklift Charger 3KW AGV RG 60A Battery Charger Module with 220V Input & Output Voltage

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Expert Procurement Q&A

Answering high-priority technical inquiries from B2B sourcing agents, power engineers, and international integration partners.

Q1: What parameters dictate efficiency differences in DC-DC converters? +
Converter efficiency is primarily driven by topology selection (e.g., phase-shifted full bridge), quality of magnetic materials (cores, litz wires), and switching frequency. Our standard DC-DC converters integrate high-efficiency switching designs that reduce internal heat losses, achieving certified conversion efficiencies of up to 95%.
Q2: Can Guangzhou EVS Powers customize rack form factors for specific space constraints? +
Yes. Our in-house CAD and structural design engineering departments specialize in standard 1U, 2U, and 3U industrial formats. We configure customized PCB geometries, custom heat-sink structures, and specialized cable assemblies to seamlessly match your server cabinets and enclosure specs.
Q3: How does your factory handle thermal management in enclosed space units? +
Depending on application limits, we employ forced air-cooling through dual ball-bearing fans with smart speed controls, or passive conduction cooling via heat dissipation pads. Potting options (glue filling) are also utilized to improve thermal pathways, isolate electrical components, and protect PCBs from heavy vibration.
Q4: What certifications do your power systems possess for global export? +
Our manufacturing processes follow strict quality management guidelines. Depending on product ranges and regional requirements, our industrial products comply with key certifications like CE, FCC Part 15, and RoHS, allowing smooth import clearance across markets like Europe, North America, Australia, and ASEAN.
Q5: What is the typical lead time for custom OEM/ODM production batches? +
Standard production batch orders are delivered within 4 to 6 weeks. For custom OEM/ODM design engineering, prototypes are generally delivered within 3 weeks of layout agreement. Full scale production timelines are then scheduled based on material requirements and component pipeline commitments.
Q6: How does EVS Powers guarantee quality throughout production? +
We operate a comprehensive, trace-monitored QA line. Every unit undergoes automated component checks, microscopic circuit inspections, and high-voltage isolation checks. The process culminates in a 100% full-load burn-in test, ensuring every converter, inverter, and rectifier operates reliably in real-world scenarios.