Elite 300

Compact size, full-fledged performance.

High in value and attention to detail, Cooler Master’s Elite 300 offers users a cost effective, space conscious solution to gaming and computing needs. To keep up with the needs of increasingly power hungry computing hardware, Elite 300 features a large intake grill to ensure a smooth, and efficient running system. Tempered glass side panel and steel side panel variations are available to match the needs and preferences of each user. The fully black coating and included PSU cover allows for clean builds that are visually appealing as well as functional.

Large filtered intakes

The front panel is constructed with a substantially large, unrestricted intake grill to ensure that the system runs cool and efficiently.

Tempered glass and steel side panel versions

Elite 300 offers two side panel versions for users’ selection. Users may choose between seamless tempered glass or stealthy steel according to personal taste and preferences.

Versatile cooling options

Supports up to five fans as well as front or top mounted radiators to ensure that performance is not compromised.

Full black coating & psu cover

Let your system stand out with an all-black background and a PSU cover to hide cables.

Large support, minimized footprint

Despite its compact size, Elite 300 supports up to 345mm graphics cards, 161mm CPU coolers, and multiple fans/radiators locations to stay ahead of the game.

Removable hdd cage

The removable, modular frame allows builders to toollessly install hard drives for greater freedom in building and increased compatibility for long power supplies.

Breathable power supply shroud

The PSU cover is ventilated on top of the power supply location, allowing actively cooled units to be installed in multiple orientations, while maintaining support for passively cooled power supplies.

TECHNICAL SPECIFICATIONS

Product Number
E300-KN5N-S00

Exterior Color
Black

Material
Exterior: Steel, PlasticLeft Side Panel: Tempered Glass, Steel

Dimensions (L x W x H)
Body size: 370 x 203.5 x 410mmIncl. Protrusions: 413.5 x 203.5 x 425mm

Volume (Liters Excl. Protrusions)
35.76 L

Motherboard Support
Mini-ITX, Micro-ATX

Expansion Slots
4

Drive Bays
5.25“ ODD: 13.5” / 2.5” Combo: 22.5” SSD: 2

I/O Panel
USB Ports: 2 x USB 3.2 Gen 1 Type AAudio In / Out: 1 x 3.5mm Headset Jack (Audio + Mic)

Pre-installed Fan(s)
Top: N/AFront: N/ARear: 1 x 120mm Black fan

Fan Support
Top: 1 x 120mm / 1 x 140mm / 2 x 120mm / 2 x 140mm (*Remove ODD bracket)Front: 2 x 120mmRear: 1 x 120mm

Radiator Support
Top: 120 / 140 / 240 / 280mm(*Remove ODD bracket)Front: 120 / 240mmRear: 120mm

Clearances
CPU Cooler: 163.5mm / 6.43”(TG), 165.5mm / 6.51”(Steel)Power Supply: 160mm / 6.29”Graphics Card: 365mm / 14.37”(w/o front fans & radiator)

Cable Routing
Behind MB Tray: 18.5mm / 0.73”

Dust Filters
Front, Top, Bottom

Power Supply Support
Bottom Mount, ATX

Warranty
2 Years