Huawei R4815G1 Power Supply Unit – New

The Huawei R4815G1 is a high-performance power supply unit designed for Huawei R4815 series telecom equipment and other industrial applications. With a wide input range of 85–300 VAC and 85–420 VDC, this PSU provides stable 53.5 VDC output at 1000W, making it ideal for demanding environments. Built-in forced air cooling, high efficiency, and low audible noise ensure consistent operation while maintaining thermal stability and energy savings.

This unit features advanced protection systems including overvoltage, undervoltage, short-circuit, and over-temperature safeguards, guaranteeing both equipment safety and longevity. Compact and lightweight, with a mean time between failures (MTBF) of over 500,000 hours, the R4815G1 is a dependable solution for operators and businesses requiring stable, efficient, and safe DC power delivery.

Key Features & Benefits

✔ New Huawei R4815G1 Power Supply Unit
✔ High efficiency: >95% (60–100% load), >96% max
✔ Wide input range: 85–300 VAC / 85–420 VDC
✔ Stable 53.5 VDC output, 1000W power
✔ Advanced protection: overvoltage, undervoltage, short-circuit, over-temperature
✔ Forced air cooling with built-in fan
✔ Compact, lightweight design: 95.5 × 208 × 40.8 mm, ≤1.2 kg
✔ Low audible noise: ≤45 dB at full load
✔ Certified: TUV, CE, UL, CB; compliant with IEC/EN60950-1 and UL60950-1
✔ EMC and lightning protection compliant

Ideal Uses

✔ Huawei R4815 series telecom equipment
✔ Industrial and networking systems requiring stable 53.5 VDC power
✔ High-reliability environments needing MTBF ≥ 500,000 hours
✔ Applications where compact, efficient, and low-noise PSU is critical

Specifications

✔ Condition: New item in perfect working order, fully tested and ready to use
✔ Manufacturer: Huawei
✔ Model: R4815G1
✔ Product Type: Power Supply Unit

Physical & Dimensions
✔ Dimensions: 95.5 mm (W) × 208 mm (D) × 40.8 mm (H)
✔ Weight: ≤1.2 kg
✔ Cooling: Forced Air (built-in fan)

Input Features
✔ Voltage: 85–300 VAC / 85–420 VDC
✔ AC Input Mode: 220 VAC single phase or 110 VAC dual live lines; HVDC rated 240/336 VDC
✔ Frequency: 45–66 Hz (Rated 50/60 Hz)
✔ Input Current: ≤5.3 A
✔ Power Factor: ≥0.98 (>50% load at 230 VAC)
✔ THD: ≤5% (>50% load at 230 VAC)

Output Features
✔ Output Voltage: 42–58 VDC (Rated 53.5 VDC)
✔ Output Power: 1000W (AC 176–300 V / DC 200–420 V)
✔ Ripple & Noise: <200 mV pk-pk; <2 mV rms
✔ Voltage Precision: ≤0.6% Vo from no load to full load
✔ Current Share: ±5% output rated current
✔ Hold-up Time: >10 ms at 870W, output >42 V

Environmental Specifications
✔ Operating Temperature: -40℃ to +80℃
✔ Storage Temperature: -40℃ to +80℃
✔ Humidity: 5–95% non-condensing
✔ Altitude: ≤5000 m

Protection Features
✔ Input Overvoltage: >300 VAC / 420 VDC
✔ Input Undervoltage: <80 VAC / 80 VDC
✔ Output Overvoltage: 56–60 VDC (adjustable)
✔ Output Short Circuit: Automatic recovery
✔ Over-temperature: ≥80℃

Reliability & Noise
✔ MTBF: ≥500,000 hours (Telcordia SR-332 Method 1 at 25℃)
✔ Noise: ≤45 dB at full load

Safety / EMC / Lightning Protection
✔ Safety Certifications: TUV, CE, UL, CB; compliant with UL60950-1, IEC60950-1, EN60950-1, CAN/CSA C22.2 No.60950-1
✔ Isolation: Input to Output 4242 VDC; Input to Earth 2121 VDC; Output to Earth 707 VDC
✔ EMC: EN55022 Class B, EN55024, EN61000-3-2/3, ETSI EN300386, EN301489, ITU-T K.20
✔ Lightning Protection: 5KA (8/20 µS) common and differential modes

Warranty

✔ 3-Month Manufacturer Warranty

What’s in the Box

✔ Huawei R4815G1 Power Supply Unit