Product Description

The Corsair CX550 550W Power Supply is a dependable and efficient PSU designed for modern desktop PCs and entry-level gaming systems. Delivering 550W continuous power output, this power supply provides stable and consistent performance for CPUs, GPUs, storage devices, and other components.

With 80 PLUS efficiency certification, the CX550 reduces energy waste and keeps your system running cooler and quieter. It is built using high-quality components and advanced voltage regulation to ensure long-term reliability.

The power supply features a 120mm thermally controlled fan that adjusts speed based on temperature, delivering quiet operation during normal use and efficient cooling during heavy workloads. The non-modular cable design ensures simple installation and stable connectivity for your PC build.

Specifications

Model	Corsair CX550
Power Output	550W
Efficiency	80 PLUS Certified
Form Factor	ATX
Cooling	120mm Silent Fan
Main Connector	24-Pin ATX
CPU Connector	8-Pin (4+4) EPS
PCI-E	2 × 8-Pin (6+2)
Storage Connectors	Multiple SATA / Peripheral Connectors

Product Description

The Gamdias Helios M1-550B 550W Power Supply is designed to deliver stable and efficient power for modern desktop systems and gaming PCs. With 550W total output and 80 PLUS Bronze certification, it provides reliable power delivery while maintaining high energy efficiency. The PSU can achieve up to around 85% efficiency, helping reduce heat and energy consumption. :contentReference[oaicite:0]{index=0}

The power supply features a 120mm hydraulic bearing smart fan that automatically adjusts its speed depending on system temperature and workload. This ensures effective cooling while maintaining quiet operation during everyday use. :contentReference[oaicite:1]{index=1}

Designed with flat black cables, the Helios M1-550B improves cable management and airflow inside the PC case. This helps create a cleaner build and better thermal performance for your system. :contentReference[oaicite:2]{index=2}

To protect your PC components, the PSU includes multiple built-in safety protections such as OVP, UVP, OPP, OCP, and SCP, safeguarding the system from voltage fluctuations, overload, and short circuits. :contentReference[oaicite:3]{index=3}

Specifications

Model	Gamdias Helios M1-550B
Total Power	550W
Efficiency	80 PLUS Bronze (~85%)
Form Factor	ATX12V v2.4
Cooling	120mm Hydraulic Bearing Fan
Motherboard Connector	1 × 20+4 Pin ATX
CPU Connector	1 × 4+4 Pin EPS
PCI-E	2 × 6+2 Pin
SATA	5 × SATA
Peripheral	3 × Molex