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Be Quiet! Straight Power E9 580W Power Supply Review

The Straight Power E9 580W power supply is supplied in an attractively design box with the name and specifications underneath a high resolution image of the product.

Inside, the Straight Power E9 580W is stored underneath a cardboard panel, which houses a user manual and product range overview leaflet. The modular cables are stored in a separate section of the box at the side.

The user manual is well written and supplied in multiple languages. There is a regional specific power cable, although our review sample didn't ship with a UK cable, as it came straight from their HQ. They also supply some cable tidies and mounting screws.

Be quiet! have hardwired the main ATX cable, but all the others are modular. The cables are high quality, sleeved, which is indicative of a premium product.

Cable Connectors
MB 20+4 pin x1 (550mm)
CPU 4+4 pin x1 (550mm)
PCI E 8 pin (6 pin +2) x4 (550mm)
Sata power connectors x8 (550mm + 150mm)
Peripheral 4 pin (molex) x4 (550mm + 150mm)
Floppy connector x1 (1250mm)

The cabling is well thought out and we specifically appreciate the PCIE cables which are all 6+2 pin.

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9 comments

  1. another winner from bequiet.

  2. They are some of the nicest designed PSUs on the market. never bought one before however, always stuck to corsair, but I might check one out next year if I ever get around to building my media system.

  3. Great power supplies, i use 4 of them 🙂

  4. Its expensive, but the fan alone is worth £20 IMO, as they are engineered way above anything else in the mainstream market.

  5. Only thing putting me off it, is the capacity. id like the 680W version, but im sure they are basically identical, so worth a buy.

    Thanks for the review, great quality pictures.