GAOHUI 12V 100A IGBT Silver Plating Rectifier – High Stability DC Power Supply for Precision Electroplating
Key Features & Engineering Highlights
– Ultra-smooth DC output waveform, specifically engineered for high-purity silver bath and electrical contact plating, ensuring uniform deposition and brilliant finish.
– High-efficiency IGBT switching technology delivers up to 92% energy conversion, reducing operational costs as a heavy-duty DC power supply price leader.
– Compact air-cooled design with industrial high frequency rectifier factory build quality, offering reliable 24/7 operation in demanding silver plating environments.
– Integrated RS485 digital interface (Modbus RTU) for seamless PLC integration, enabling remote monitoring and control of custom current voltage rectifier parameters.
– Precise constant current/constant voltage regulation with less than 1% ripple, critical for precision cyanide silver and decorative plating processes.
Technical Specifications Table
| Model | GAOHUI-12V100A-SP |
| Input Voltage | 3-Phase 380V/400V AC ±10% |
| Output Voltage | 0-12V DC (Continuously Adjustable) |
| Output Current | 0-100A DC (Continuously Adjustable) |
| Cooling Method | Forced Air Cooling |
| Efficiency | >92% at Full Load |
| Ripple Factor | <1% RMS |
| Control Interface | RS485 Modbus RTU, 4-20mA Analog, Ethernet Optional |
| Dimensions (WxDxH) | 480 x 450 x 300 mm |
| Weight | Approx. 35 kg |
Advanced Built-in Protection Systems
– Overvoltage protection (OVP) with automatic shutdown to safeguard sensitive silver plating baths.
– Overcurrent protection (OCP) and short-circuit protection prevent damage to both rectifier and workpiece.
– Over-temperature protection with thermal sensor and fan speed control ensures stable operation in high ambient heat.
– Soft-start ramp-up function eliminates current spikes, protecting delicate precious metal coatings.
– Reverse polarity protection and phase loss detection for industrial safety compliance.
Target Industrial Applications
– High-purity silver bath electroplating for jewelry, connectors, and decorative hardware.
– Precision cyanide silver deposition in electrical contact plating for switchgear and relays.
– Hard anodizing and electrowinning processes requiring stable low-voltage high-current DC.
– Gold, nickel, copper, and zinc plating where waveform smoothness is critical for adhesion and brightness.
– Electroforming of silver and precious metals for medical, aerospace, and luxury goods.
Customization and Tailored Engineering Services
GAOHUI factory offers full customization from 1V to 1000V and 1A to 100,000A, with AC input and DC output only. Optional modules include Digital Process Timer for precise plating cycles, Multi-Stage Programmable Profile Control for complex deposition sequences, Ampere-Minute Integrator for thickness monitoring, Automatic Reverse Polarity for pulse plating, and Soft-Start Ramp-Up for delicate substrates. Local/Remote Control via Push-Button or HMI Touch Screen is available, with interfaces such as RS485 Modbus RTU, Ethernet, 4-20mA, and Pulse Functions with 1-100% duty cycle and 1-3000Hz frequency adjustable. All units are engineered to your exact silver plating requirements.
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