Cooler Master HAF 912 Review & Specs

Cooler Master HAF 912 Mid Tower RC-912-KKN1

Cooler Master HAF 912 Mid Tower RC-912-KKN1

- Cooler Master

★ ★ ★ ★ ★
(257 reviews)

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  • Supports two 120mm radiator fans
  • Front I/O panel for easy access to ports
  • Top platform for storing personal belongings
  • Removable dust filters on the bottom and front cover
  • Water cooling outlets
  • 7+1 expansion slots for increased expandability
  • Backup screw holder
  • Two 3.5" or 2.5"/1.8" HDD/SSDs

Specifications Overview

Model RC-912-KKN1
Release Date July 2014

* First availability for purchase, it may not correspond to the actual market launch date.

Type ATX Mid Tower
Color Black
Includes Power Supply
External 5.25" Drive Bays 4
External 3.5" Drive Bays 1
Internal 2.5" Drive Bays 4
Internal 3.5" Drive Bays 6
Motherboard Compatibility ATX, Micro ATX, Mini ITX
Front Panel USB Ports
Dimensions 495mm x 231mm x 480mm
Max VGA length allowance 270mm
Max VGA length allowance (w/o HDD cage) 390mm
Expansion Slots 7


  • Supports 2x120mm radiators
  • Quiet fans
  • Build quality
  • Good cable management
  • Lots of space for long graphic cards and high CPU coolers


  • No USB 3.0 ports
  • Only two fans included

Technical Specs:

Model RC-912-KKN1
Color Black
Dimension 230 x 480 x 496 mm / 9.1 x 18.9 x 19.5 inches
Weight 17.8 lbs
Material SECC / ABS Plastic
5.25" Drive Bay 4 Exposed
3.5" Drive Bay 1 Exposed (converted from 5.25" bay) 6 hidden
2.5" Drive Bay 2+2 (converted from 5.25" bay) 4 hidden
I/O Panel USB 2.0 x 2, Audio x 1, Speaker x 1
Cooling System Front: 120 mm fan x 2, 1200 RPM, 17 dBA(one is optional,can be swapped for one 200mm fan)

Top: 120 mm fan x 2 or 200mm fan x 1(optional)

Rear: 120 mm fan x 1, 1200 RPM, 17 dBA

Side: 120/140 mm fan x 1 (optional)
Expansion Slots 7+1
Power Supply ATX PS2 / EPS 12V (optional)
Warranty 2 Years

Critic Reviews


Unlike other low end enclosures, this one sticks to the tried, tested and true formula of high quality construction and sensible design decisions that Cooler Master has come to personify with their latest...

Hardware Canucks

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Cooler Master’s new budget HAF case is great entry level case that can grow without the end user killing the wallet in the process. If you’re in the market for a good case at a great price, the HAF 912 should be at the top of the short list....

Legit Reviews

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The Cooler Master HAF 912 creates a new spot at the lower range of cases available in the HAF series. Although seemingly stripped down to the bare essentials, the 912 still shares the rugged good looks and high cooling potential of its larger siblings...

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