Gigabyte P550B 80+ Bronze 550W Wired Power Supply Key Features Fully wired power supply, all the wires you need are fully attached so that you are ready to go right out of the box A quiet 120mm silent hydraulic bearing Gigabyte Smart Fan 80 PLUS Bronze-certified efficiency for 85% efficiency or higher under typical loads Up to 43.5A on a single +12V rail Tonnes of heavy-duty protection to make sure your setup stays running at its best 3-Year warranty and support from Gigabyte Overview Fortify the power of your system with the P550B PSU from Gigabyte. This impressive power supply unit houses an intuitive Hydraulic Bearing Fan that offers both noise reduction and excellent cooling. The 80 PLUS Bronze certification that this PSU holds means that you will always enjoy up to 85% efficiency. Take advantage of incredible stability, compatibility, and the best power output with Single +12V rail, and ultimately give your PC the power it deserves. It also comes with a full range of heavy-duty protections to keep your computer safe, and 3-year warranty and support from Gigabyte themselves. The 120mm Hydraulic Bearing fan inside the PSU works by reducing noise and optimizing thermal performance. The fan speed is adjusted according to the automatic power detection. The HYB fan offers a longer and more stable lifespan and can last 1.4 times longer than a standard sleeve bearing fan. Power without safety is pointless, so a full suite of top tier circuit protection is built-in, keeping you running strong and your hardware safe. These include Over and Under Voltage Protection, Over Power Protection, Over Current Protection, Over Temperature Protection and Short Circuit Protection. This PSU features an 80 Plus certification, ensuring your power supply is not wasting power and turning it into excess heat. Under typical load, this power supply is 85% efficient or higher. Get reliable power and protection for years to come. Connections and Dimensions Connections: 1 x ATX Connector 24-PIN1 x EPS Connector 8-PIN (4+4)2 x PCIE Connectors 8-PIN (6+2)6 x SATA Connectors3 x Peripheral Connectors 4-PIN1 x Floppy Drive Connectors Dimensions: 150 x 140 x 86 mm