TH48D30ZZ-220-K0102 48V DC Rectifier
The TH48D30ZZ-220-K0102 is an intelligent 48V/30A (1440W) switching
power supply module specifically engineered for communication
systems. It features advanced resonant switching technology for
reliable performance and supports both 220V AC and DC input,
offering deployment flexibility.
Key Specifications
| Parameter | Value |
|---|
| Model Number | TH48D30ZZ-220-K0102 |
| Input Voltage | 187-253VAC/220VAC, 198-286VDC/220DC |
| Output Current | 30A |
| Output Voltage | 40-58VDC/48VDC |
| Power Rating | 1.44 KW |
| Efficiency | ≥90% |
| Voltage Stabilization Accuracy | ±0.6% |
| Working Temperature | -10℃ to +40°C |
| Noise Level | ≤50dB |
Product Advantages
- Optimized for Communication Systems: Specifically designed for compatibility with program-controlled
switches and various telecommunication equipment
- Dual Input Flexibility: Supports both AC (187-253VAC) and DC (198-286VDC) input for
versatile installation
- Reliable & Smart Operation: Essential protection features including over-voltage,
short-circuit, over-temperature protection with remote monitoring
via RS-485
- Compact & Efficient: Compact footprint with over 90% efficiency for continuous
operation
- Parallel Operation: Stable parallel operation with excellent current sharing (<±5%)
Technical Specifications
Electrical Parameters
| Parameter | Minimum | Typical | Maximum |
|---|
| Input Voltage Range | 187 VAC / 198VDC | 220 VAC / 220VDC | 253 VAC / 286VDC |
| Adjustable Output Range (VDC) | 40 | 48 | 58 |
| Storage Temperature (℃) | -40 | 25 | 60 |
| Operating Temperature (℃) | -10 | 25 | 40 |
Protection & Safety Features
- Automatic Current Limiting: Automatically switches to constant current operation when output
current reaches set limit
- Overvoltage Protection: Output shuts down if voltage exceeds 62.5-63 VDC
- Short-Circuit Protection: Self-protects during output short-circuit, automatically restores
after fault clearance
- Insulation Strength: Comprehensive dielectric protection meeting industry standards
Application Scenarios
This module is an ideal power solution for:
- Telecommunication Infrastructure: Powering core network equipment,
program-controlled switches, and base station systems
- General Communication Equipment: Dedicated power source for
48V-compatible communication and electronic devices
- Small to Medium Backup Systems: Core component in DC power systems
or battery backup solutions for critical communication nodes
Product Images
Company Information & Support
Why Choose Tonhe?
We are a high-tech enterprise integrating manufacturing, sales,
system solutions, and after-sales service. With over 290 successful
projects for 220 kV to 500 kV substations and battery systems above
1000 Ah, Tonhe has become a leading DC power system supplier in
China, holding over 40% market share and producing 1 million
modules annually.
Quality Guarantee
Our 8 advanced production lines, equipped with imported machinery,
achieve 80% automation and up to 99% first-pass yield. All power
modules undergo double-sided potting, conformal coating, and
rigorous functional, environmental, and aging tests—ensuring
reliable 24/7 performance in critical power infrastructures.
Business Support
We provide a full range of power conversion modules, system-level
low-voltage DC distribution cabinets for DC loads, data center
power systems, as well as customized hardware and software power
solutions.
Sample Orders
Yes, you can get sample orders to test our quality. The cost of
samples is paid by the customer.
Payment Types
We accept payment via TT (Telegraphic Transfer).
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