Huawei’s R48 series power modules—R4815, R4830, and R4850—are high-efficiency rectifier modules designed for telecom and data center power systems. Engineered for reliability and intelligent energy management, these modules convert AC input into stable -48V DC output to power critical infrastructure.
These compact, hot-swappable modules offer high power density, excellent thermal performance, and intelligent monitoring via Huawei’s NetEco or SMU platforms. They are fully compatible with Huawei’s embedded power systems such as the ETP series.
Key Features
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High Efficiency:
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Up to 96% energy conversion efficiency, reducing power loss and heat
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Compact Design:
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High power density in a small form factor, ideal for space-limited environments
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Hot Swappable:
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Enables maintenance and replacement without shutting down the system
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Smart Monitoring:
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Supports remote monitoring, alarm functions, and intelligent battery management
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Wide Input Voltage Range:
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Operates efficiently under varying grid conditions (typically 85–300V AC)
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Reliable Output:
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Delivers stable -48V DC for telecom, networking, and server equipment
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Model Comparison
| Model | Output Power | Output Voltage | Max Current | Efficiency | Dimensions |
|---|---|---|---|---|---|
| R4815 | 750W | -48V DC | 15.6A | Up to 93% | Compact 1U module |
| R4830 | 1500W | -48V DC | 31.2A | Up to 94% | 1U module |
| R4850 | 3000W | -48V DC | 62.5A | Up to 96% | 1U module |
Applications
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Telecom base stations
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Data centers
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Access and transmission equipment
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Network switches and routers
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Remote and off-grid sites (with solar integration)




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