Cooler Master QUBE 340 Micro-ATX Case: Modular, Movable I/O, Magnetic Filters, Tempered Glass, Handles - Black. MWE V4 850W PSU: GPU Shield™, 12V-2x6 Cable, PCIe 5.1, Cybenetics Platinum, Noise A-, 80 PLUS Gold, Fully Modular

Item #: 9B-CMB-4882113
Mfr. Part #: COMBO 4882113
UNSPSC: 43201601

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Modular I/O Freedom: Place It Where You Want Top - Rear, Front - Top, Top - Front, and Front - Bottom.
3D-Printable Add-Ons: Customize your Qube 340 with a wide range of 3D-printable accessories, including compatible add-ons designed for the QUBE 540 ecosystem.
Generous Component Clearance: Fit high-performance hardware in a compact build with support for graphics cards up to 366 mm, including RTX 5080 | RX 9070 XT, and CPU air coolers up to 178 mm tall.
Powerful Cooling Support: A high-airflow front panel and multiple fan and radiator mounting options help keep your system running cool and smooth.
Compact Micro-ATX Design: Compact design that supports Micro-ATX and Mini-ITX motherboards with a footprint similar to a large LP record crate.
Modular Handle Placement: Reconfigurable and durable metal handles. Configure your way!
GPU Shield™ Intelligent Management: GPU Shield™ Intelligent Current Management responds to abnormal power behavior and provides LED alerts to help prot

Overview

Specs

Reviews

Cooler Master QUBE 340 Micro-ATX Compact -Tower PC Case - Customizable Modular Computer Chassis with Movable I/O Panel, Magnetic Dust Filters, Tempered Glass Panel & Portable Handles - Black Cooler Master MWE V4 850W Power Supply, GPU Shield™ Management, Native 12V-2x6 Cable, PCIe 5.1 Ready, Certification Cybenetics Platinum & Noise A-, 80 PLUS Gold, Fully Modular

Model
Brand	Cooler Master
Series	QUBE Series
Model	Q340-KGNN-S00

Details
Color	Black
Motherboard Compatibility	Micro ATX / Mini ITX
Dust Filters	Bottom / Front / Top

Expansion
Internal 3.5" Drive Bays	1
Internal 2.5" Drive Bays	1
Expansion Slots	4

Front Panel Ports
Front Ports	2 x USB 3.2 Gen1 Type-A 1 x USB 3.2 Gen 2x2 Type-C 1 x 3.5 Mic / Audio Combo Jack x1

Cooling System
Fan Options	Bottom - 1 x 120mm / Bottom - 1 x 140mm / Front - 2 x 120mm / Front - 2 x 140mm / Rear - 1 x 120mm / Rear - 1 x 140mm / Top - 2 x 120mm / Top - 2 x 140mm
Pre-installed Fans	Rear - 1 x 140mm
Radiator Options	Front - Up to 120mm / Front - Up to 240mm / Rear - Up to 120mm / Top - Up to 120mm / Top - Up to 240mm

Dimensions & Weight
Max GPU Length	366 mm
Max CPU Cooler Height	178 mm
Max PSU Length	200 mm
Dimensions	374 x 230 x 374 mm
Weight	6kg

Additional Information
First Listed on Newegg	August 06, 2026

Warranty & Returns

Warranty, Returns, And Additional Information

Return Policies

Return for refund within: 30 days
Return for replacement within: 30 days
Restocking Fee: Yes
This item is covered by NeweggBusiness.com's Standard Return Policy.
Read full return policy for details.

Cooler Master QUBE 340 Micro-ATX Case: Modular, Movable I/O, Magnetic Filters, Tempered Glass, Handles - Black. MWE V4 850W PSU: GPU Shield™, 12V-2x6 Cable, PCIe 5.1, Cybenetics Platinum, Noise A-, 80 PLUS Gold, Fully Modular

Learn more about the ENIAC Q340-KGNN-S00

Customer Reviews of the ENIAC Q340-KGNN-S00

Warranty & Returns

Warranty, Returns, And Additional Information

Return Policies

Manufacturer Contact Info

Item#: 9B-CMB-4882113

Cooler Master QUBE 340 Micro-ATX Case: Modular, Movable I/O, Magnetic Filters, Tempered Glass, Handles - Black. MWE V4 850W PSU: GPU Shield™, 12V-2x6 Cable, PCIe 5.1, Cybenetics Platinum, Noise A-, 80 PLUS Gold, Fully Modular

Learn more about the ENIAC Q340-KGNN-S00

Customer Reviews of the ENIAC Q340-KGNN-S00

Warranty & Returns

Warranty, Returns, And Additional Information

Return Policies

Manufacturer Contact Info