Antec One

Home Case Antec One

Product Specification

General
Brand : Antec
Model : One
Cabinet Type : ATX Mid Tower
Side Panel Type : Steel
Color : Black
Compatibility
Motherboard Supports : ATX, Micro ATX, Mini ITX
Internal Drive Size : 5 x 3.5" , 2 x 2.5" , 3 x 5.25"
GPU Length : 266 mm / 10.472"
Supported PSU Size : ATX
I/O Slots
Front Panel USB : USB 3.2 Gen 1 Type-A

Antec Gaming Series ONE Mid-Tower PC/Gaming Computer Case with 10 Drive Bays, 120mm Fans x 2 Pre-Installed, 120/140mm Fan Mounts, USB 3.0 x 2, 7 PCI-E Slots, Max CPU Cutout for ATX, M-ATX and Mini-ITX

  (447 Total Review)

Product Features

  • Ample cooling with 120mm x 2 fans pre-installed and 120/140mm fan locations x 3.
  • Tool-less drive bays with 2.5” x 2, 5.25” x 3 and 3.5” x 5; 7 expansion slots for multiple GPUs with max size of 266mm.
  • Supports ATX, Micro-ATX and mini-ITX motherboard; multiple I/O ports with USB 3.0 x 2, USB 2.0 adapter and audio in/out for easy front access and controls.
  • Dimension (HxWxD): 438mm x 208mm x 488mm; 155mm max CPU cooler height and 266mm max video card size.
  • The max size CPU cutout lets you install a new CPU with ease; a bottom-mounted PSU intake with air filter.
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Out of Stock · Last Checked At: Oct 30, 2026
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Product Specification

General
Brand : Antec
Model : One
Cabinet Type : ATX Mid Tower
Side Panel Type : Steel
Color : Black
Compatibility
Motherboard Supports : ATX, Micro ATX, Mini ITX
Internal Drive Size : 5 x 3.5" , 2 x 2.5" , 3 x 5.25"
GPU Length : 266 mm / 10.472"
Supported PSU Size : ATX
I/O Slots
Front Panel USB : USB 3.2 Gen 1 Type-A