Name: CP-9020181-NA Corsair SF450 450W Platinum Fully Modular SFX PSU
Brand: Corsair
SKU: CP-9020181-NA
Price: 1.00 USD
Availability: InStock
Rating: 4.8 (129 reviews)

Product Overview
The Corsair SF450 is a 450-watt fully modular SFX power supply designed to provide efficient and flexible power delivery for small form factor PCs. Its 80 PLUS Platinum certification ensures high energy efficiency, while the compact SFX form factor makes it compatible with constrained build environments.

General Information
Brand	Corsair
Condition	Refurbished

Technical Information
Input Voltage	AC 100-240V
Input Frequency	50-60 Hz
Output	12V,5V,3.3V,-12V,5VSB
Max. Output Power	450W
Efficiency Rating	80 Plus Platinum
Hot Swappable	No
Redundant Support	No
Modularity	Fully Modular
rail_design	Single 12V Rail
Number of Fans	1

Compatibility
Form Factor	SFX
Compatible For	Mini-ITX,Small Form Factor (SFF) Cases

Connectors
Connector Types	24-pin ATX, 8-pin CPU, 6+2-pin PCIe, SATA, Molex

Physical Characteristics
Dimensions	63.5 x 125 x 100 mm
Weight	3.00

Certifications and Environmental
Assembly Required	No
Compliance Standards	WEEE, RoHS, CE, FCC, UL, TUV, cULus

Product Description
The Corsair SF450 is a 450-watt power supply unit designed for compact PC builds requiring efficient, stable power delivery. It fits in small form factor (SFX) cases where space is limited but reliability remains a priority. This unit is commonly used in mini-ITX systems and other compact desktops. Its fully modular design allows for cleaner cable management and easier installation in tight spaces. The SF450 is targeted at system builders and users who need a power supply that balances size constraints with power efficiency. Key Features 450 watts of continuous power suited for small to mid-range systems 80 PLUS Platinum certification for energy efficiency Fully modular cables for improved airflow and reduced clutter SFX form factor compatible with small cases Quiet operation through optimized fan control This power supply plays a critical role in delivering consistent power while minimizing energy waste. It is suitable for use in compact gaming builds, home theater PCs, or workstation systems where space and noise are considerations.

Use Cases
The Corsair SF450 is ideal for users building compact and space-constrained PC systems that require efficient power supplies with modular cabling. It suits environments where minimized size and energy efficiency are important, such as home theater PCs, small gaming rigs, and compact workstations. How It's Used: Powering mini-ITX gaming PCs with limited internal space Supplying energy to compact home theater or multimedia PCs Providing stable power in small workstation builds Supporting energy-conscious builds with high efficiency needs Enabling cleaner cable management in compact enclosures Its role is to deliver continuous and efficient power in small builds while enhancing airflow and reducing internal clutter through its modular cable design. This facilitates both installation and system maintenance in confined spaces.

FAQ's
What does 80 PLUS Platinum certification mean? It indicates the power supply meets a high energy efficiency standard, reducing wasted power and heat. Platinum certification requires at least 90% efficiency at typical loads. Is the SF450 compatible with full-size ATX cases? The SF450 uses an SFX form factor, which is smaller than ATX. It can fit in ATX cases that have an SFX mounting option or with an adapter bracket. What does fully modular mean in this PSU? Fully modular means all cables can be detached from the power supply, allowing users to connect only the cables they need, improving airflow and reducing cable clutter. Can the SF450 power a gaming PC? The 450-watt output is suitable for small to mid-range gaming PCs, particularly those built with compact components and moderate power requirements. What type of cooling does the Corsair SF450 use? The unit uses an internal fan with optimized controls designed for quiet operation, adjusting speed according to the load and temperature. Does the SF450 support mini-ITX builds? Yes, the SFX form factor and modular cabling make it well suited for mini-ITX and other small form factor PC builds.