• Condition: Rated A with no dents / no missing parts (open box)
  • Certified Refurbished by Zalman USA
  • Addressable RGB Panel: Front panel features aRGB trim strip that connects directly to the motherboard for unlimited color options
  • RGB Fan Included: Comes with 1 x 120mm RGB spectrum fan in the rear, 1 x black fan in front, and dual signature RGB lighting effect trim on the front panel
  • 100% Tempered Glass Side Window: Side panel is composed entirely of tempered glass for a sleek look and clear view of your interior components
  • Magnetic Dust Filters: Top and front filters are magnetic with bottom detachable filter for easy removal and cleaning
  • 360mm AIO Support: Supports up to 360mm radiator on the front and 240mm radiator on the top


Model K1 Rev.B
Case Form Factor ATX Mid Tower
Dimensions 458(D) x 210(W) x 450(H)mm
Weight 6.4 kg
Motherboard Support ATX/mATX/Mini-ITX
MAX VGA Length 380mm
MAX CPU Cooler Height
MAX PSU Length
PCI Expansion Slots
Drive Bays
2 x Combo (3.5" or 2.5"), 2 x 2.5"
Fan Support
Front: 3 x 120mm, 2 x 140mm, Top: 2 x 120mm, 2 x 140mm, Rear: 1 x 120mm, 1 x 140mm, Bottom: 2 x 120mm
Fan(s) Included
Front: 1 x 120mm, Rear: 1 x 120mm (with Spectrum LED Effect)
Radiator Support Front: 120mm, 240mm, 280mm, 360mm, Top: 120mm, 240mm, Rear : 120mm *Can not be mounted with memory with heat sinks.
*Using a 280mm radiator mounts the SSD on the right side of the chassis.
I/O Ports
LED Controller, 1 x Headphone, 1 x Mic, 2 x USB 2.0, 2 x USB 3.0, Power, Reset


ATX Mid Tower Computer Case
Zalman's new and improved K1 Revolution B features modern & simple design with an addressable RGB front panel trim that connects directly to your motherboard for limitless color combinations. The case comes with an aRGB fan preinstalled in the rear to really make your case sparkle. The full side panel is composed of 100% premium tempered glass. The ATX case features a user-friendly interface, 8 possible fans, and excellent expandability.

- Addressable RGB Front Trim
- Full Tempered Glass Side Panel
- Rear 120mm RGB Fan Included
- Optimized Design for Cooling and Airflow
- New and Improved Rev. B Design

Support Cooling Fans & Radiator size
Cooling Fans
- Top: 120mm x 2, 140mm x 2
- Rear: 120mm x 1 (RFD120A included), 140mm x 1
- Front: 120mm x 3 (120mm x 1 included), 140mm x 2
- Bottom: 120mm x 2

- Top: 120mm, 240mm (*It is not recommended to install a radiator on the for interference with a memory module RAM with a heat sink)
- Front: 120mm, 240mm, 280mm, 360mm (*SSD needs to be installed on the right side of the chassis when mounting a 280mm radiator on the front)
- Rear: 120mm

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