Huawei ETP48100-B1 50A Hot-Pluggable Rectifier power converter | 2400W Output
Short Description:
The Huawei ETP48100-B1 is a high-performance, high-density rectifier module designed for modern telecommunications and network power systems. As a reliable and efficient power converter solution (OLT power supply), it converts AC input from the mains supply into a stable -48V DC output, which is the standard for powering a wide range of communication equipme…Description
Specification
Application
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Description
The Huawei ETP48100-B1 is a high-performance, high-density rectifier module designed for modern telecommunications and network power systems. As a reliable and efficient power converter solution (OLT power supply), it converts AC input from the mains supply into a stable -48V DC output, which is the standard for powering a wide range of communication equipment such as OLTs, base stations, and data communication devices.
The huawei power module is known for its robust build quality, high efficiency, and advanced management capabilities, ensuring maximum uptime and protection for your critical network infrastructure. It is designed to be hot-pluggable, allowing for easy installation, maintenance, and capacity expansion without shutting down the entire power system.

Key Features
High Efficiency & Energy Saving:
Operates with high conversion efficiency (up to 96%), reducing energy consumption and operational costs, making it an environmentally friendly choice.
Wide AC Input Voltage Range:
Supports a broad input voltage range (85 Vac ~ 300 Vac), ensuring stable operation in areas with unstable grid power and protecting against voltage fluctuations.
Powerful Output Capacity:
Delivers a rated output of 50A at -48V DC (2400W), providing ample power for demanding applications.
Hot-Pluggable Design:
Modules can be inserted or removed from the power shelf without turning off the system, enabling seamless maintenance and scalability with zero downtime.
Comprehensive Protection:
Built-in protections include Input Surge Protection, Output Over-voltage Protection, Output Current Limit, and Short-Circuit Protection, safeguarding both the rectifier and the connected equipment.
Intelligent Monitoring & Control:
Equipped with a backplane communication interface for system monitoring. Parameters and status can be managed via the system’s controller module for centralized power management.
Low Audible Noise:
Designed for quiet operation, making it suitable for both equipment rooms and edge computing environments.
Specification
Technical Specifications
| Parameter | Specification |
| Model | ETP48100-B1 |
| AC Input Voltage | 85 Vac ~ 300 Vac |
| Input Frequency | 45 Hz ~ 66 Hz |
| DC Output Voltage | -48 V DC |
| Rated Output Current | 50 A |
| Rated Output Power | 2400 W |
| Efficiency | Up to 96% |
| Cooling Method | Fan Cooling |
| Communication Interface | Backplane communication for system monitoring |
| Protection Features | Input Surge Protection, Output Over-voltage Protection, Output Current Limit, Short-Circuit Protection |
| Dimensions (H x W x D) | Standard 2U height form factor for power shelves (e.g., 88mm x 76mm x 295mm) |
| Operating Temperature | -40°C ~ +65°C (Specific range may vary; please confirm for your application) |
| Safety & EMC Standards | Compliant with IEC/UL/EN 60950-1, CE Marked, RoHS Compliant |
Application
The Huawei ETP48100-B1 rectifier is an ideal power source for a variety of telecommunication and industrial applications, including:
Optical Line Terminal (OLT) Power Supply
Mobile Communication Base Stations (2G, 3G, 4G, 5G)
Microwave Communication Systems
Data Communication Networks
Program-Controlled Switch Systems
Fiber Optic Access Nodes
Railway Communication Systems
Order
| Product Model | Descriptions | Inquiry |
|---|---|---|
| ETP48100-B1-50A | AC input power 85 Vac ~ 300 Vac, output DC power 50A (one power module) | Request Price |
| ETP48100-B1-100A | AC input power 85 Vac ~ 300 Vac, output DC power 100A (two power module) | Request Price |
Downloads/FAQ
ETP48100-B1 AC to DC Power Converter User Manual Operation Guide
Video: How to install huawei power converter ETP48100?