Key Features & Engineering Highlights
– High-Frequency IGBT Inverter Technology: Leveraging advanced Germany cooling system design, this rectifier delivers up to 92% energy efficiency, reducing operational costs for heavy-duty DC power supply applications in hard chrome plating shops.
– Precise Output Control: Fully adjustable 0-2000A current and 0-18V voltage with digital metering accurate to 1A, ensuring consistent coating thickness for decorative chrome and high-speed chrome plating processes.
– Superior Three-Phase Waveform: Engineered to produce a smooth DC output free of voltage spikes, critical for achieving uniform chrome deposits and preventing defects in automotive parts finishing.
– Industrial-Grade Construction: Built for continuous 24/7 operation in harsh electroplating environments, this IGBT rectifier manufacturer solution offers robust performance for zinc, nickel, gold, and silver plating lines.
– Energy-Saving Custom Options: Available as a custom current voltage rectifier with pulse functions (1-100% duty cycle, 1-3000Hz frequency adjustable) to optimize deposition rates for precision surface treatment.
Technical Specifications Table
| Input Voltage | 3-Phase 380V AC ±10% |
| Output Voltage Range | 0-18V DC (continuously adjustable) |
| Output Current Range | 0-2000A DC (adjustable) |
| Efficiency | >92% at full load |
| Cooling System | Advanced Germany technology forced air/liquid cooling |
| Display | Dual digital meters (voltage & current, accurate to 1A) |
| Ripple | <2% at rated output |
| Protection Class | IP54 (standard), IP65 optional |
| Weight | Approx. 450 kg |
Advanced Built-in Protection Systems
This industrial high frequency rectifier factory unit integrates comprehensive safeguards to ensure operational safety and equipment longevity. Protection includes over-current, over-voltage, over-temperature, short-circuit, and phase-loss detection. Additionally, a soft-start ramp-up function prevents inrush current damage, while automatic reverse polarity protection guards against incorrect connection. The system also features a dry contact alarm output for remote monitoring, ideal for unattended plating lines.
Target Industrial Applications
This GAOHUI rectifier is specifically engineered for demanding electroplating processes, including:
– Hard chrome plating for hydraulic rods, shafts, and molds
– Decorative chrome finishing for automotive parts and fixtures
– High-speed chrome plating for continuous production lines
– Zinc, nickel, gold, and silver electroplating for electronics and hardware
– Electrowinning and anodizing for metal recovery and surface treatment
Customization and Tailored Engineering Services
As a leading custom current voltage rectifier manufacturer, GAOHUI offers full customization from 1V to 1000V and 1A to 100,000A, with AC input to DC output only. We integrate functional modules to match your specific process needs:
– Digital Process Timer for precise plating duration
– Multi-Stage Programmable Profile Control for complex deposition sequences
– Ampere-Minute Integrator for accurate coating thickness management
– Automatic Reverse Polarity for periodic current reversal
– Soft-Start Ramp-Up to minimize thermal shock
– Local/Remote Control via push-button panel or HMI touch screen
– Communication interfaces: RS485 Modbus RTU, Ethernet, 4-20mA analog control
– Pulse Functions with adjustable duty cycle (1-100%) and frequency (1-3000Hz) for advanced plating profiles
All units are engineered with the advanced Germany technology cooling system to ensure stable performance under high current loads. Contact our factory for a tailored solution matching your heavy-duty DC power supply price and performance requirements.






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