Huawei EPW50-48A Robust Telecom Rectifier Module (48V 50A 3000W)
The Huawei EPW50-48A is an industrial-grade switch-mode AC/DC power module utilizing digital DSP control and active PFC to deliver clean regulated -48V DC power
HuaweiModel: R50030G1
Huawei R50030G1 High Voltage DC Rectifier Module (280V-400V 30A 15kW HVDC)
The Huawei R50030G1 is a heavy-duty high-voltage DC (HVDC) rectifier engineered for AI data centers and 240V/336V power plants, delivering 280V-400V DC at 30A with massive 15kW capacity at >96.5% efficiency.
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- Rated Output VA / Wattage
- 15,000W (15kW High Voltage Output)
- Nominal DC Output Voltage
- -48VDC (-42V ~ -58V)
- Rated DC Output Current
- -48VDC (-42V ~ -58V)
- AC Input Voltage
- 260V - 485V AC (3-Phase Utility)
- Peak Energy Efficiency
- 96.5%
- Cooling System Architecture
- Internal Intelligent Speed-Regulated Fan
What this product is
What this product is
The Huawei R50030G1 is a heavy-duty high-voltage DC (HVDC) rectifier engineered for AI data centers and 240V/336V power plants, delivering 280V-400V DC at 30A with massive 15kW capacity at >96.5% efficiency.
What problem it solves
Resolves power grid instability, excessive OPEX energy dissipation, battery degradation, and rack footprint constraints.
Who and where it is for
5G cellular cell sites, core telecom DC plants, AI data centers, transport networks, and critical industrial DC UPS.
Core advantages
- 15kW High-Density Capacity: Concentrates massive 15kW DC conversion in a compact modular form factor.
- Drastic Copper & Cable Savings: HVDC reduces transmission current to 1/7th of -48V, cutting I2R energy loss.
- DSP Digital Regulation: Power factor >0.99 with THD <3%, eliminating electrical grid harmonics.
- Comprehensive Defense Matrix: Input phase loss, output over-voltage latch-off, and thermal protection.
Technical specifications
| Key specifications | Value |
|---|---|
| Rated Output VA / Wattage | 15,000W (15kW High Voltage Output) |
| AC Input Voltage | 260V - 485V AC (3-Phase Utility) |
| Cooling System Architecture | Internal Intelligent Speed-Regulated Fan |
| Rated DC Output Current | -48VDC (-42V ~ -58V) |
| Nominal DC Output Voltage | -48VDC (-42V ~ -58V) |
| Peak Energy Efficiency | 96.5% |
| Overall System Efficiency | Up to 96.2% (Gold Standard) |
| Acoustic Noise | ≤ 55 dBA (at 25°C ambient load) |
| Ingress Protection Rating | IP20 (Indoor Dust & Finger Proof) |
| Dielectric Withstand Voltage | 3000VAC Input to Ground (< 5mA) |
Applications
01
Telecom 4G/5G macro cellular base stations and distributed remote power sites
02
Enterprise-grade cloud data center mission-critical -48V DC power distribution lineups
03
Utility power grid dispatch centers and high-voltage substation DC switchgear rooms
04
Railway transit signaling, automated train control, and communications equipment rooms
Frequently asked questions
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