Voltmat Power Voltmat Power

OEM/ODM Bulk Power Supply Manufacturer & Supplier

Precision Engineering, Shanghai Supply Chain Agility, and High-Stability Industrial Power Solutions for Global Enterprise Applications.

Featured Industrial Power Supplies

Engineered for mission-critical operations, showcasing our top high-voltage, high-current switching power modules.

300V 400W High Stability Single Output DC Regulated Power Supply
300V 400W High Stability Single Output DC Regulated Power Supply for Industry Use AC-DC Type 1 Year Warranty
Technical Data Sheet
High Reliability 500W Single Output DC Power Supply
High Reliability 500W Single Output DC Power Supply for Industrial Use with 12V-400V Range
Technical Data Sheet
24000W AC-DC Adjustable Voltage Regulating Switching Power Supply
24000W AC-DC Adjustable Voltage Regulating Switching Power Supply with 24V-1000V Options Single Output 50/60Hz
Technical Data Sheet
Output 500V-8000W High-Stability Industrial DC Power Supply
Output 500V-8000W High-Stability Industrial DC Power Supply 50/60Hz 88-89% Efficiency 1 Year Warranty Model A6-500-8000
Technical Data Sheet
DC Regulated 20KW Adjustable Switching Power Supply
DC Regulated 20KW Adjustable Switching Power Supply 24V-1000V Output Single Output Type High Efficiency 88-89% 1 Year Industry
Technical Data Sheet
Output 72V- 7000W High-Efficiency DC Adjustable Switching Power Supply
Output 72V- 7000W High-Efficiency DC Adjustable Switching Power Supply (24V-1000V Optional) for Various DC Applications
Technical Data Sheet
Output 50V-4000W High Efficiency AC-DC Switching Regulated Power Supply
Output 50V-4000W High Efficiency AC-DC Switching Regulated Power Supply Single Output Heavy-Duty Industrial Use 50/60Hz
Technical Data Sheet
Output 400V-2000W Industrial Switching Regulated Power Supply
Output 400V-2000W Industrial Switching Regulated Power Supply with 12V-600V Voltage Option
Technical Data Sheet

Shanghai Manufacturing Scale & Capabilities

Fifteen years of structural optimization and quality refinement in high-power industrial power topologies.

15+
Years Specializing in Regulated Power Supplies
10,000㎡
Modern Production Facility in Shanghai
99.9%
Factory Inspection Qualification Rate
88-89%
Average High Efficiency Topology Range

Pioneering Industrial DC Power Innovations

As a leading OEM/ODM Bulk Power Supply Manufacturer, our engineering philosophy is built on robust thermal performance and clean electrical metrics. Based in Shanghai, we provide seamless transport routes to major international ports, accelerating deliveries of custom configurations to enterprises worldwide.

Every single power unit undergoes a mandatory double-pass quality validation sequence prior to leaving the plant. This sequence comprises deep-level automated hardware parameter verification coupled with manual inspection under full load configurations. Such rigor maintains our status as an elite engineering partner in the global power sector.

Dual-Testing Verification

Each unit experiences digital computer-controlled sweep analysis alongside diagnostic manual adjustments, eliminating latent solder-joint and insulation faults.

Quad-Defense Packaging System

Moisture-barrier vacuum bags protect internal magnetics; high-density shock absorbers damp external stress; thick outer cartons and reinforced wood frames guarantee physical protection.

Global Procurement Requirements: Stability, Scalability, & Control

Industrial procurement departments selecting a bulk power supply manufacturer focus heavily on system integration metrics. Modern automated systems require programmable interfaces, such as Modbus, CAN bus, or RS485 communication channels, allowing real-time monitoring of DC output voltages and currents from control stations.

Furthermore, in clean-energy installations, hydrogen hydrolysis plants, and water treatment operations, load profiles fluctuate dynamically. Traditional off-the-shelf modules suffer from voltage dropouts under transient loading conditions. Our high-stability topologies (offering output ranges from 12V to 1000V and output powers reaching up to 24000W) utilize active ripple mitigation filters and fast transient feedback loops. This design protects sensitive downstream electronics and prevents industrial process interruptions.

China's Manufacturing Ecosystem: The Shanghai Logistics Core

Operating a 10,000-square-meter facility in Shanghai provides distinct global distribution benefits. Shanghai's mature supply chain ensures access to premium magnetic cores, reliable semiconductor components, and low-loss capacitors.

Additionally, close proximity to major deep-water marine terminals and international air cargo hubs reduces transit times, keeping global project schedules on track. With structured logistics routes, custom prototypes can be designed, manufactured, and shipped quickly to destinations across North America, Europe, and the Asia-Pacific region.

Industrial Technological Trends

The high-power industrial conversion industry is experiencing rapid shifts toward efficiency and communication integration:

  • Wide Bandgap Semiconductors: Silicon Carbide (SiC) and Gallium Nitride (GaN) technologies are replacing traditional silicon switches, enabling higher switching frequencies and smaller magnetics.
  • Digital Power Conversion: Modern designs replace analog controllers with high-performance DSPs, allowing programmable output ramp schedules and auto-calibration.
  • Localized Application Customization: Power topologies must adapt to regional grid variations, supporting nominal inputs from 220VAC single-phase to 480VAC three-phase networks.
  • Aggressive Environmental Protection: Conformal coating and full-potted potting compounds are standard requirements to protect hardware from moisture, dust, and chemical contamination.

End-to-End Production Process Flow

Take an inside look at our quality control pipeline, where advanced automation and manual checks ensure 99.9% reliability.

Wire Cutting Production Phase
1. Wire Cutting
Component Plug-In Phase
2. Plug-In
Precision Soldering Tin Phase
3. Soldering Tin
Initial Parameter Functional Test
4. Test
Glue Filling Protective Potting
5. Glue Filling
Burn-In Stress Testing
6. Burn-In Test
Final Packaging Process
7. Packaging

Professional Production Equipment & Testing Systems

Our facility is equipped with precision machinery to ensure consistent manufacturing and strict product validation.

Winding Machine
Winding Machine
Wire Cutting Machine
Wire Cutting Machine
Automatic Soldering Machine
Automatic Soldering Machine
Laser Engraving Machine
Laser Engraving Machine
Canning machine
Canning Machine
Assembly Line
Assembly Line
DC Power Supply Tester
DC Power Supply Tester
AC Withstand Voltage Tester
AC Withstand Voltage Tester
Constant temperature and humidity chamber
Constant Temp Chamber
Optical microscope
Optical Microscope
Aging test
Aging Test Room
Design
CAD Engineering Design

Localization Support & Strict Compliance Safeguards

Navigating global compliance frameworks requires design expertise and transparent validation processes. Our industrial power systems are engineered to comply with major international standards, including CE, RoHS, FCC, and UL guidelines. We optimize galvanic isolation topologies, leakage currents, and electromagnetic interference (EMI) profiles to ensure easy integration into European and North American projects.

We provide localized technical assistance through regional engineering contacts. Whether you require custom layout adjustments, assistance with local grid integration, or validation documentation, our dedicated support channels help minimize setup challenges.

Compliance Standards & Protection Capabilities

Our switching units feature comprehensive protection circuitry to ensure safe operation:

  • OVP (Over-Voltage Protection): Shuts down the output stage instantly if threshold levels are crossed.
  • OCP (Over-Current Protection): Continuous current monitoring avoids damage during direct short circuits.
  • OTP (Over-Temperature Protection): Dynamic thermal sensors trigger system cooling cycles or automatic shutdowns.
  • Galvanic Isolation: High withstand voltages protect digital logic components from primary-side transients.

Heavy-Duty Switching Power Modules

Explore our high-efficiency, multi-phase systems designed for demanding industrial operations and laboratories.

90V-700W Regulated Single Output AC-DC Switching Power Supply
90V-700W Regulated Single Output AC-DC Switching Power Supply 600W-1000W Adjustable 12V-500V High Efficiency Industrial Use High
Technical Data Sheet
Output 90V-3000W Heavy-Duty Industrial Power Supply
Output 90V-3000W , 12V-1000V Output Options, Ideal for Heavy-Duty Industrial Applications
Technical Data Sheet
110V-700W Industrial High-Power Single Output AC-DC Power Supply
110V-700W Industrial High-Power Single Output AC-DC Power Supply with 89% Efficiency 2kg Weight (1 Year Warranty)
Technical Data Sheet
800V 5000W Industrial Grade AC-DC Switching Regulated Power Supply
800V 5000W Industrial Grade AC-DC Switching Regulated Power Supply with Single Output and 89% Efficiency
Technical Data Sheet
48V-18000W High-Power Digital Display Adjustable Industrial Power Supply
48V-18000W High-Power Digital Display Adjustable Industrial AC-DC Stabilized Switching Power Supply 88%-89% Efficiency 1 Year
Technical Data Sheet
Output 800V-8000W High Stability Single AC-DC Switching Power Supply
Output 800V-8000W High Stability Single AC-DC Switching Power Supply for Industrial Water Treatment & New Energy Maintenance
Technical Data Sheet
Single Output 50V-400W High-Power Regulated AC-DC Power Supply
Single Output 50V-400W High-Power Regulated AC-DC Power Supply for Laboratory & Industrial LED Equipment 50/60Hz
Technical Data Sheet
Output 110V-4000W Single AC-DC Voltage Regulator
Output 110V-4000W Single AC-DC Voltage Regulator for Heavy-Duty Industrial Use High Stability Reliability 88-89% Efficiency
Technical Data Sheet

Industrial Application Profiles

Discover how our high-power DC switching modules support key industrial sectors around the globe.

New Energy & EV Infrastructure

Our high-voltage systems (such as the 800V and 1000V adjustable modules) provide stable power profiles for aging tests of battery cells, traction inverter simulation, and electric vehicle powertrain stress testing. Standard remote communication options integrate directly with laboratory test platforms.

Industrial Electrochemical & Water Treatment

Electrode ionization and heavy metal recovery plants rely on continuous, ripple-controlled voltage inputs. Our high-power units operate with high power factor correction, reducing current harmonics on local distribution grids while maintaining high stability under wet or high-humidity conditions.

Laboratory R&D and Heavy LED Arrays

R&D labs and LED diode manufacturers require low noise, minimal voltage ripple, and precise adjustments. Our single-output regulated power supplies enable micro-adjustments down to millivolt levels, helping capture accurate test measurements without noise interference.

Technical Q&A / Frequently Asked Questions

Find answers to common technical, design, and integration inquiries from procurement managers and electrical engineers.

How does the Shanghai plant achieve a 99.9% factory inspection qualification rate?

Our quality control relies on a strict double-test workflow. First, automated computer testing simulates dynamic load sweeps, checking ripple characteristics, voltage regulation accuracy, and protection trigger limits. Following this, an engineering technician performs manual verification, including infrared thermographic sweeps, to verify normal component heat dissipation before final packaging.

Can you customize power outputs for high-voltage, high-power systems (e.g., 24000W)?

Yes, our core expertise is OEM/ODM engineering customization. We can adjust the primary transformer windings, output filtering stages, and feedback loops to configure systems anywhere within the 12V to 1000V range, with total system power levels reaching up to 24000W.

What protection methods are implemented to prevent moisture damage during shipping?

To prevent humidity or moisture damage during maritime transit, we package each unit in a sealed moisture-barrier bag with desiccant packs. This is supported by shock-absorbing foam within a robust cardboard box, further secured inside a heat-treated wooden frame for protection during handling at international ports.

Do your high-power units feature active remote interface systems?

Yes. Our medium- to high-power industrial units can be configured with communication controllers supporting RS485, Modbus-RTU, or CAN bus. This allows users to remotely adjust voltages, set current limits, and monitor system diagnostics from an external control PLC or system dashboard.