Communication Systems 30A 1440W Power 48v Rectifier TH48D30ZZ-220
Basic Properties
Place of Origin:
China
Brand Name:
TONHE
Certification:
CE、ISO9001
Model Number:
TH48D30ZZ-220
Trading Properties
Minimum Order Quantity:
5 pcs
Price:
Factory Price
Payment Terms:
T/T
Supply Ability:
Annual output of 1 million modules
Specifications
| Output Current(A): | 30 | Power(W): | 1440 |
| Input Voltage Range: | 220 VAC / 220VDC | Adjustable OutputRange(VDC): | 48 |
| Voltage Regulation Accuracy: | ±0.6% | Charger Efficiency(Efficiency): | ≥90% |
| Operating Temperature(℃): | -10~40 | Startup Delay (s): | 3S-8S |
| High Light: | communication 48v rectifier,communication telecom rectifier 48v,30a 48v rectifier |
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Product Description
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).
