Atlas w/o PSU


Where to Buy


Looking for the perfect enclosure for your pedestal server? Then look no further than Antec’s Atlas! The Atlas is designed to meet the needs of today's server and workstation markets with its front accessible HDD installation, making it easy to build and upgrade the system. For extra convenience, the front double-hinged door opens up to 270 degrees, allowing access to external drives a breeze. The Atlas' extra deep chassis creates better airflow and accommodates dual processor systems. All of these features and more make the Atlas an ideal case for all professional system builders!

Atlas w/o PSU

Features and Specs


Featuring four 5.25" external drive bays (with one 5.25"-to-3.5" adapter), and four 3.5" internal drive bays, the Antec Atlas 550 provides excellent expandability.


The Antec Atlas 550 features one 120mm rear fan, two front 92mm fan mounts and side panel vent with an 80mm fan mount for efficient ventilation and effective system cooling.


The Antec Atlas 550 features a convenient front I/O panel for easy access to one IEEE 1394, two USB 2.0 and two audio ports.

Model Atlas w/o PSU
UPC 0-761345-95002-2
Unit Dimensions

17.2” (H) x 8.1” (W) x 18.5” (D)

438 mm (H) x 205 mm (W) x 471 mm (D)

Package Dimensions

21.9” (H) x 10.8” (W) x 19.8” (D)

555 mm (H) x 275 mm (W) x 503 mm (D)

Compatible Motherboards Standard ATX, microATX, or Mini-ITX
Front Ports

2 x USB 2.0 -

1 x IEEE 1394 (FireWire®, i.Link®)

Audio In and Out

Cooling System

1 rear 120 mm TriCool™ 3-speed fan

2 front mounts for optional 92 mm fans

Side Panel vent with mount for optional 80 mm fan to provide maximum cooling to the VGA card

Drive Bays

8 Total Drive Bays

4 x 5.25” (with one 5.25”-to-3.5” adapter)

Internal: 4 x 3.5” removable HDD trays with rubber grommets to isolate drive vibrations

Expansion Slots 7 expansion slots
Power Supply No power supply included
Net Weight 27.5 lbs / 12.5 kg
Gross Weight 31.5lbs / 14.3 kg

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