Product Overview
The R4875G1 is Huawei’s 4000 W class rectifier for -48 VDC power systems, delivering maximum output power at 176-300 VAC input and derating to about 1600 W at low input voltage. Peak efficiency is specified at 97% +/- 0.2%, among the highest figures in Huawei’s rectifier portfolio.
The module draws up to 21 A from the AC mains and provides an output configurable to 53.5 V or 57 VDC set points, matching float and high-rate battery charging strategies in telecom power plants. It is a hot-pluggable module for Huawei embedded, cabinet and site power systems.
The unit is identified by Huawei part number 02312JLE in the official user manual. Dimensions, weight and operating temperature were not stated in the accessible official material and are left as unknown.
Key Features
- 4000 W maximum output power at 176-300 VAC input
- 97% +/- 0.2% peak efficiency
- <=21 A input current for high power density
- 53.5 / 57 VDC configurable output set points
- Hot-pluggable module for Huawei 48V power systems
- Huawei part number 02312JLE
Specifications
| Parameter | Value |
|---|---|
| Capacity | 4000 W max (176-300 VAC input); derated to ~1600 W at low input voltage |
| Voltage | Input <=21 A; output 53.5 / 57 VDC set points |
| Efficiency | 97% +/- 0.2% peak |
| Other | Part number 02312JLE; hot-pluggable Huawei rectifier module |
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