COOLER MASTER
COOLER MASTER NSE-400-KKN2 CoolerMaster N400 ATX MID TOWER NO PS 2 1 (7) BAY USB 3.0 BK BLACK INTERIOR
Mfg Part Number: NSE-400-KKN2 , Item #: 4630201
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Price: $153.40
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Quantity:
In Stock: 30
Last Updated: Jan 07, 2026
No Sales Tax except these states
, PO and Wire.
The N400 has numerous features that help it stand apart from the competition. It does so with a full array of exciting options that have been designed specifically with cooling performance in mind, especially water cooling. Its full mesh front panel and well-ventilated layout provide for a more abundant flow of air throughout the case. Fully embracing water cooling, N400 supports radiators up to 240 mm.
Fully meshed front panel for superior airflow
Supports a 240 mm water cooling radiator or two 120 mm fans on the right side or top of case
Two USB 3.0 SuperSpeed ports in front
Supports a 120 mm water cooling radiator at the rear
Includes two Cooler Master XtraFlo 120 mm fans (non-LED) arranged for optimum airflow with support for up to 8 fans total
Three dust filters (top, right side panel, and power supply) for easy maintenance
Fully meshed front panel for superior airflow
Supports a 240 mm water cooling radiator or two 120 mm fans on the right side or top of case
Two USB 3.0 SuperSpeed ports in front
Supports a 120 mm water cooling radiator at the rear
Includes two Cooler Master XtraFlo 120 mm fans (non-LED) arranged for optimum airflow with support for up to 8 fans total
Three dust filters (top, right side panel, and power supply) for easy maintenance
Main Specification
| General Information | |
| Manufacturer | Cooler Master Co., Ltd |
| Manufacturer Part Number | NSE-400-KKN2 |
| Manufacturer Website Address | http://www.coolermaster-usa.com |
| Brand Name | Cooler Master |
| Product Series | N |
| Product Model | NSE-400-KKN2 |
| Product Name | NSE-400-KKN2 System Cabinet |
| Product Type | Computer Case |
| Technical Information | |
| Motherboard Supported | Micro ATX |
| Motherboard Supported | ATX |
| Number of Fans Supported | 8 |
| Number of Fans Installed | 2 |
| Fan Size Supported | 5.51" |
| Fan Size Supported | 4.72" |
| Installed Fan Size | 4.72" |
| Customizable Case Lighting | No |
| Window Panel | Yes |
| Window Panel Location | Front |
| Bays | |
| Number of External 5.25" Bays | 2 |
| Number of External 3.5" Bays | 1 |
| Number of Internal 3.5" Bays | 7 |
| Number of Internal 2.5" Bays | 3 |
| Number of Total Expansion Bays | 13 |
| I/O Expansions | |
| Total Number of Expansion Slots | 7 |
| Interfaces/Ports | |
| Total Number of USB Ports | 4 |
| Front USB | Yes |
| Total Number of Audio In Ports | 1 |
| Front Audio In | Yes |
| Total Number of Audio Out Ports | 1 |
| Front Audio Out | Yes |
| Power Description | |
| Power Supply Installed | No |
| Number of Power Supplies Supported | 1 |
| Physical Characteristics | |
| Color Family | Black |
| Product Color | Midnight Black |
| Product Material | Polymer |
| Product Material | Mesh |
| Cooler Type | Liquid Cooler |
| Form Factor | Mid-tower |
| Maximum CPU Cooler Height | 6.46" |
| Maximum PSU Length | 7.09" |
| Maximum GPU Length | 12.60" |
| Height | 16.8" |
| Width | 7.5" |
| Depth | 19.7" |
| Weight (Approximate) | 12.35 lb |
| Miscellaneous | |
| Country of Origin | Switzerland |
| Warranty | |
| Limited Warranty | 2 Year |
WARNING:: The plastic used in cable products can expose you to lead and lead components,
chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm.
For more information go to www.P65Warnings.ca.gov
