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Mars Gaming MPB550SI power supply unit 550 W 24-pin ATX ATX Black
49,00 €
Monthly payment from 2.16 €
3509871 MPB550SI
8435693108504
2026-08-04
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The MPB550SI 550W ATX power supply redefines performance and efficiency with its Extreme Silence design and integrated advanced technology. Equipped with a copper and aluminium core SI fan and FDB bearings with intelligent AI2-RPM control, it automatically adjusts fan speed using artificial intelligence and machine learning to achieve the ideal balance between silence and cooling. Backed by a 7-year warranty and multiple protection systems, the MPB550SI offers total security and maximum reliability. With 80 Plus Bronze 230V EU certification and DC-DC and SMD technologies, it guarantees superior energy efficiency and exceptional durability.
Extreme Silence with Advanced Technology
Experience absolute silence with the MPB550SI power supply, designed to deliver exceptional performance without distractions. The advanced copper-core SI fan with next-generation FDB bearings minimizes friction and prolongs the lifespan, ensuring ultra-quiet and stable operation even under demanding conditions. The fan’s advanced frame structure and airflow acceleration channels guarantee optimal heat dissipation and continuous airflow to keep temperatures in check, maximizing efficiency at all times.
Available in two versions
White and black
Choose the one that best suits your setup
Total Protection. 7-Year Warranty
Backed by a 7-year warranty, the MPB550SI safeguards your setup against overloads, short circuits, and other electrical irregularities with the best protection system for your components: OVP, UVP, OCP, OPP, and SCP. Developed in Europe and certified by TÜV Rheinland, a leading German quality and safety laboratory, the MPB550SI meets the highest standards of quality and reliability.
Smart Control AI2- RPM. Complete Silence
The AI2-RPM technology employs machine learning and artificial intelligence to adapt the fan speed in real-time based on system load. This ensures not only exceptional silence but also maximum efficiency. This intelligent adjustment enables the MPB550SI to deliver optimal performance without unnecessary noise, adapting seamlessly to each moment and maintaining the perfect balance between power and silence.
80 Plus Bronze Certification
With 80 Plus Bronze 230V EU certification, the MPB550SI ensures over 90% efficiency, allowing you to save energy and reduce your environmental footprint. This high efficiency helps keep your system cool while maintaining quiet operation, achieving the perfect balance of power, sustainability, and performance.
Advanced Technologies: DC-DC and SMD
The MPB550SI integrates advanced DC-DC conversion technology, delivering unparalleled stability and energy efficiency. With a powerful 12V rail, it supports high-power graphics cards, making it ideal for high-performance platforms. The SMD technology enhances the power supply’s durability, ensuring reliable long-term operation. Additionally, it contributes to sustainability by reducing energy consumption by up to 20%, guaranteeing precise voltage regulation to protect even the most sensitive components under any load conditions.
Premium Cabling
Extra-long, flat black cables provide a clean and professional aesthetic, making cable management easy and enhancing airflow within your case.
Power | |
| Efficiency | 90% |
| Input current | 5 A |
| Power protection features | Over current, Overload, Over voltage, Short circuit, Under voltage |
| Power Factor Correction (PFC) type | Active |
| Combined power (+3.3V) | 100 W |
| Combined power (+12V) | 546 W |
| Combined power (+5V) | 100 W |
| Combined power (-12V) | 3.6 W |
| Combined power (+5Vsb) | 12.5 W |
| Max output current (+3.3V) | 18 A |
| Max output current (+12V) | 45.5 A |
| Max output current (+5V) | 18 A |
| Max output current (+5Vsb) | 2.5 A |
| Max output current (-12V) | 0.3 A |
| AC input voltage | 220 - 240 V |
| AC input frequency | 47 - 63 Hz |
| Total power | 550 W |
Performance | |
| Noise level | 12 dB |
| Purpose | PC |
| 80 PLUS certification | 80 PLUS Bronze |
| Power supply unit (PSU) form factor | ATX |
Design | |
| Product colour | Black |
| Number of fans | 1 fan(s) |
| Fan diameter | 12 cm |
| Fan location | Top |
| Cooling type | Active |
Ports & interfaces | |
| Number of SATA power connectors | 4 |
| Peripheral (Molex) power connectors (4-pin) | 2 |
| CPU power connector (4+4 pin) | Yes |
| PCI Express power connectors (6+2 pin) | 1 |
| Motherboard power connector | 24-pin ATX |
| Cabling type | Non-Modular |
Weight & dimensions | |
| Weight | 1.4 kg |
| Width | 150 mm |
| Depth | 145 mm |
| Height | 85 mm |
Packaging data | |
| Package weight | 1.6 kg |
| Package height | 125 mm |
| Package width | 205 mm |
| Package depth | 240 mm |
Certificates | |
| Certification | CE, RoHS, TUV |