Water Cooled
12V 15V 5000A-6000A 75kW Water-Cooled Rectifier
- Output: 12V–15V | Up to 6000A
- Cooling: Deionized/Chilled Water
- Control: CV / CC Digital Display
- Application: Heavy Electroplating / Zinc
Direct Factory Engineered Configurations
High-Performance Industrial DC Power Systems & Converters
Engineered for low ripple factor, high thermal stability, and prolonged lifecycle in mission-critical environments. Fully customizable across input/output ratings, control interfaces, and cooling topologies.
48kW IGBT
12V 4000A 48kW High-Frequency Plating Rectifier
- Output: 0–12V | 0–4000A Continuous
- Topology: IGBT High-Frequency PWM
- Regulation: ≤ 1% Voltage/Current Acc.
- Interface: RS485 Modbus / 0-10V Analog
Heavy Industrial
8000A 12V Water-Cooled Galvanizing Rectifier
- Rating: 12V | 8000A Continuous Duty
- Protection: IP54 Enclosure / Sealed Loop
- Efficiency: ≥ 90% at Rated Current
- Application: Hard Chrome & Galvanizing
300kW High-Power
300kW 20V 15000A Electrolysis DC Power Supply
- Capacity: 300kW / 15,000A Busbar Out
- Input: 3-Phase 380V/415V/480V AC
- Cooling: Integrated Water-Cooled Sink
- Application: Chlor-Alkali, Hydrogen, Smelting
EV & Lab Testing
800V 50A 20kW Programmable HV DC Source
- Voltage: 0–800V Continuous Adjustable
- Slew Rate: Fast Dynamic Load Response
- Features: Step Programming & Data Logging
- Application: EV Battery, Inverter Burn-In
Ultra-High Voltage
0–100kV Capacitor Charging HV Power Supply
- Output: 0–100kV DC / Low Stored Energy
- Charging Mode: Linear Constant Current Loop
- Safety: Auto Grounding & Arc Quenching
- Application: Pulse Power & Physics Labs
Aviation Ground Support
Portable 28.5V DC Aircraft Ground Power Unit
- Output: 28.5V DC | Peak Up to 2000A Surge
- Chassis: Towable Rugged Hangar Enclosure
- Standards: Compliant with ISO 6858 / MIL
- Application: Helicopters, Turboprops, Bizjets
Solid State 400Hz
40kVA–500kVA 400Hz Static Frequency Converter
- Input/Output: 50/60Hz → 115V/200V 400Hz
- THD: < 2% Pure Sine Wave Synthetic
- Efficiency: > 92% Solid-State Switching
- Application: Avionics Testing & Military R&D
Factory Verifiable Capabilities
End-to-End Vertical Integration & Engineering Pedigree
Operating as a direct OEM & ODM manufacturer in Guangdong since 2013, Guangdong Fenvix Technology Co., Ltd. eliminates middleman overhead while maintaining end-to-end quality governance.
ISO 9001 & TÜV Rheinland Verified
Every industrial rectifier and DC power system passes rigorous protocols from incoming raw copper inspection to high-temperature continuous full-load burn-in. Third-party verified factory credentials guarantee total traceability.
In-House Sheet Metal & Busbar Machining
Unlike assemblers reliant on outsourced chassis, our 3,000m² factory features CNC punching, shearing, milling, and precision copper busbar bending machines. We engineer cabinets to withstand harsh, corrosive chemical plating atmospheres.
Zero MOQ Customization & Fast R&D
Whether configuring a 1-off experimental 100kV capacitor charger or ramping up mass production of 15,000A plating units, we accommodate unique electrical specifications, custom footprints, PLC logic, and private label requirements without arbitrary minimums.
Industry Whitepaper Insights
Next-Generation Trends Shaping Industrial Power Conversion
The global shift toward high-efficiency solid-state architectures, ultra-fast dynamic response, and automated industry 4.0 data streaming is transforming industrial power supply selection.
Wide-Bandgap Semiconductors (SiC & GaN)
Silicon Carbide (SiC) MOSFETs and ultra-fast IGBTs are drastically lowering thermal dissipation. Modern high-frequency power supplies operate above 20kHz–50kHz, reducing transformer volume by over 40% while lifting conversion efficiency to 93%+, drastically cutting annual factory electricity consumption.
Closed-Loop Deionized Water Cooling
As single rectifiers exceed 10,000A, air cooling reaches physical and acoustic limits. Corrosive vapors in hard chrome and acid copper lines rapidly degrade heat sinks. Sealed liquid-cooling blocks with intelligent thermal throttles and conductivity sensors ensure uninterrupted continuous 24/7 duty cycles.
Digital Twins & Industry 4.0 Telemetry
Modern procurement demands integrated intelligence. Fenvix units offer standard RS485 Modbus-RTU, Profibus, CANopen, and optional Industrial Ethernet. Remote telemetry facilitates real-time ripple analysis, predictive diode failure warnings, and automated step profile control for precision deposition.
Strategic Sourcing Guide
Engineering Best Practices: Sourcing Industrial Power Supplies
Eliminate costly downtime and undersized power stages by aligning engineering parameters with process-critical operating variables prior to placing custom OEM orders.
Step 1
Line Current & Density Sizing
Calculate maximum tank surface area multiplied by optimal current density (A/dm²). Add a minimum 20%–25% headroom to prevent continuous peak-load operation, which degrades switching modules and increases ripple ripple-induced rejects.
Step 2
Input Voltage & Frequency Compliance
Specify exact line stability: 3-phase 380V, 415V, 440V, or 480V at 50Hz or 60Hz. Verify harmonic tolerance (THD) and ensure active PFC or phase-shift transformers are installed if feeding from weak local utility grids.
Step 3
Ripple Factor & Coating Morphology
Electroless nickel, gold, and fine-line PCB plating require high-frequency low-ripple output (<1%–2% RMS). Excessive ripple causes rough surface topography, poor adhesion, and inconsistent layer distribution in precision electrochemistry.
Step 4
Cooling Environment & Protection
For high-ambient (>40°C), dusty, or chemical-laden facilities, specify isolated air ducts or 316 stainless-steel water-cooled chill plates. Water-cooling maintains an IP54 sealed compartment, keeping acidic moisture away from the internal electronics.
| Industrial Application | Recommended Voltage / Current | Critical Topology Feature | Cooling Selection | Optimal Protocol |
|---|---|---|---|---|
| Precious Metal & PCB Plating | 0–12V DC / 100–1,500A | Ultra-Low Ripple (<1%), Pulse Mode | Forced Air or Air-Isolated | RS485 Modbus / 0–10V Analog |
| Hard Chrome & Large Galvanizing | 12–24V DC / 3,000–15,000A | Continuous CC Mode, Soft-Start Ramp | Deionized Water-Cooled | Profibus / Discrete Touchscreen |
| Aluminum & Titanium Anodizing | 0–150V+ DC / 50–3,000A | Multi-Step Current/Voltage Slope Program | Air Cooled / Liquid Hybrid | Programmable PLC + Timer |
| Water Descaling & Electrolysis | 24–60V DC / 500–5,000A | Auto-Polarity Reversing (Solid State) | Water Cooled (Corrosion Enclosure) | Cyclic Timer + Modbus |
| Aviation GSE & Hangar MRO | 28.5V DC / 115V AC 400Hz (to 930kVA) | Zero Harmonic Distortion, Instant Overload | Ruggedized Outdoor Air Cooled | Digital HMI / Dry Contact Relays |
Buyer Knowledge Base
Frequently Asked Questions on Custom Industrial DC Power Supplies
Essential technical, commercial, and operational considerations addressed by our Senior Power Engineering Team.
Q: What engineering specifications are required to initiate a custom OEM DC rectifier quote?
To deliver an accurate mechanical and electrical proposal, specify: nominal input voltage/frequency (e.g., 3-phase 480V 60Hz), rated output voltage range, continuous and peak amperage, control topology (Constant Voltage, Constant Current, or automatic crossover), ripple limits, cooling environment (ambient room temp or chilled water availability), and required communication bus (Modbus RS485, Profinet, analog 4-20mA).
Q: When is water cooling mandatory over forced-air cooling in high-current DC power systems?
Water cooling is strongly recommended for outputs exceeding 5,000 Amperes or for units deployed in harsh surface finishing workshops containing acid mist, humidity, or high ambient heat (>35°C). Air cooling pulls ambient airborne corrosive vapors through internal IGBTs and PCB traces, leading to premature failure. Water-cooled systems permit a sealed IP54 cabinet, routing heat efficiently outside the electrical enclosure.
Q: What is the advantage of High-Frequency IGBT rectifiers over traditional SCR/Thyristor systems?
IGBT switch-mode power supplies offer efficiency ratings upwards of 90% compared to 70%–75% for legacy SCR units. They operate at high switching frequencies (10kHz–50kHz), providing significantly smoother DC output with minimal ripple, instantaneous response to bath conductivity shifts, up to 60% footprint reduction, and noticeable energy savings over multi-shift production cycles.
Q: Does Fenvix accept single-piece custom orders or pilot prototypes?
Yes. As a dedicated OEM/ODM manufacturer, Guangdong Fenvix operates with a flexible Zero-MOQ policy. We design, manufacture, and test customized single-unit systems for pilot industrial lines, research universities, and automated testing benches with the same rigorous build standards applied to batch manufacturing.
Q: What international safety and electromagnetic standards do Fenvix products satisfy?
Fenvix manufactures under a certified ISO 9001 quality management architecture. Our standard product lines carry CE conformity, meeting European Low Voltage Directive (LVD 2014/35/EU) and Electromagnetic Compatibility (EMC 2014/30/EU) testing regulations. Full component trace documentation, dielectric isolation test certificates, and RoHS compliance reports are provided upon project completion.
Q: What warranty and remote technical assistance are provided for international buyers?
All Fenvix industrial DC power supplies include a standard comprehensive 12-to-24 month factory warranty. We supply full schematic wiring diagrams, modular plug-and-play replacement boards, firmware support, and live remote engineer-to-engineer video commissioning to ensure trouble-free startup across North America, Europe, Southeast Asia, and the Middle East.
Accelerate Your Power Infrastructure Project Today
Speak directly with our power electronics engineering team in Guangdong. We provide electrical line sizing, custom mechanical footprints, thermal load calculations, and formal proposals within 24 hours.
ISO 9001 Certified Factory
TÜV Rheinland On-Site Verified
CE / LVD / EMC Compliant
Worldwide Export Ready (FOB, CIF, DDP)