Cooler Master
Cooler Master MF400M-KHNN-S00 Cases Cm|mf400m-khnn-s00 R
- SKU:
- 21545727
- MPN:
- mf400m-khnn-s00
- Availability:
- Usually ships the same or next business day.
- Shipping:
- Calculated at Checkout
- Stock Update:
- 05/18/2026 11:48:33 PM PST
- Stock Update:
- 05/18/2026 11:48:33 PM PST
Description
This item is brand-new, factory sealed.
Cooler Master MasterFrame 400 Micro ATX PC Case, Premium Aluminum mATX Modular Chassis, 1x ARGB Fan, 390mm GPU Support, 360mm AIO Radiator, Dual Orientation, USB 3.2 Type-C, Black- Flexible Layouts: Switch between vertical, horizontal, or inverted layouts to fit your desk, workflow, and style.
- Build Your Way: The aluminum open-frame design delivers structural rigidity, clean airflow, and a bold, functional aesthetic.
- Compact Yet Powerful: Fits Mini-ITX and Micro-ATX builds with space for up to nine fans, a top-mounted 360 mm radiator, and 390 mm GPUs with anti-sag support for cool, stable performance.
- Future-Ready Connections: Front I/O includes USB 3.2 Gen 2x2 Type-C, dual USB 3.2 Gen 1 Type-A, and combo audio, giving you the speed and convenience modern setups demand.
- Modern Front I/O: Equipped with USB 3.2 Gen 2 Type-C, dual USB 3.2 Gen 1 Type-A ports, and a combo audio jack for fast connectivity and charging.
- Supported Motherboard: Micro-ATX, Mini-ITX
- Case Type: Mini-Tower
- Cooling Method: Air
- Other Special Features of the Product: Aluminum, Dust Filter
- Compatible Devices: Micro-ATX, Mini-ITX motherboards, 390mm GPUs, 360mm radiators
- Color: Black
- Enclosure Material: Aluminum, Metal, Tempered Glass
- Antenna Location: Business, Gaming
- Item Weight: 17.64 Pounds
- Item Dimensions D x W x H: 18.54"D x 10.28"W x 14.72"H
- Brand: Cooler Master
- Model Name: MasterFrame 400
- Manufacturer: Cooler Master
- UPC: 884102134937
- Mfr Part Number: MF400M-KHNN-S00
- Model Number: MF400M-KHNN-S00
- Warranty Description: 2 Year Manufacturer
- Unit Count: 1.0 Count
Designed for compact performance, MasterFrame 400 Mesh is a Micro-ATX/Mini-ITX open-frame chassis with a modular structure powered by Cooler Masters FreeForm 2.0. It features magnetic mesh side panels, tool-free access, and support for dual orientations for flexible display and airflow optimization. Despite its small footprint, it supports 360mm radiators, high-performance GPUs, and custom cooling setups. Whether for clean showcase builds, portable systems, or creative workstation setups, the 400 Mesh offers full-sized modularity in a minimal space, giving users the freedom to build smarter, cooler, and more creatively without compromise.
Warranty Information
All Items are Brand New, Factory Sealed and come with a standard warranty. [Read our policies]
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Cooler Master MF400M-KHNN-S00 Cases Cm|mf400m-khnn-s00 R
$213.27