What Motherboard form factors does this case support? There are different supported lists at different places on the page.

It advertises that it will fit up to a E-ATX motherboard. I currently have a ATX motherboard inside of my Montech Air 903 base. Also as a side note you can fit a 280 AIO top mount with ATX motherboard in this case

My 4 case fans aren’t spinning and everything is plugged in any help?

Make sure the SATA power is plugged in from the power supply into the fan hub.

does it come with the fans?

Yes both versions come with fans. The AIR 903 Base version comes with three non-rgb fans and AIR 903 Max version comes with three ARGB fans and one non-rgb fan.

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AIR 903 MAX (W)

Product ID: 540802100

Details

Brand
Montech
Case Type
Mid Tower
Color
Black
Cooling Method
Air
Fan Size
14 centimeters
Material
Tempered Glass

💨3 Pre-Installed 14cm Fans

🌬️High Airflow with Mesh Front

🖥️E-ATX Mid Tower Case

€ 501.22

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Description

🌬️ Stay cool, build bold — the AIR 903 MAX is airflow redefined.

OPTIMIZED EXPANSION - 8 expansion slots and multiple USB 3.0/2.0 ports for all your peripherals and upgrades.
READY OUT OF THE BOX - Pre-installed fans and rear PSU mount mean faster, hassle-free setup.
ULTIMATE COOLING POWER - Innovative mesh front panel + 3x 14cm fans keep your rig chill under pressure.
SLEEK TEMPERED GLASS DESIGN - Show off your components with a premium black tempered glass side panel.
SPACIOUS E ATX COMPATIBILITY - Fits extended ATX motherboards for maximum build flexibility and future-proofing.

The Montech AIR 903 MAX is a high-performance E-ATX mid tower PC case designed for professionals and gamers who demand superior airflow and build versatility. Featuring a mesh front panel, three pre-installed 14cm fans, and a sleek tempered glass side, it supports extended ATX motherboards and offers ample expansion slots and USB connectivity. With a 1-year warranty and a 4.7-star rating, it’s engineered for efficient cooling and stylish, hassle-free builds.

Specifications

ASIN	B0C98SZCSG
Antenna Location	Business, Games, Gaming, Video Games, staff
Best Sellers Rank	#159 in Computer Cases
Brand	Montech
Case Type	Mid Tower
Color	White
Compatible Devices	Standard PC components that conform to the specified dimensions and standards, including E-ATX motherboards, standard-sized PSUs, various storage devices, high-end GPUs, and other expansion cards.
Cooling Method	Air
Customer Reviews	4.7 out of 5 stars 109 Reviews
Enclosure Material	Metal, Tempered Glass
Fan Size	14 centimeters
Global Trade Identification Number	04710562748970
Hard Disk Form Factor	2.5 inches
Internal Bays Quantity	4
Item Dimensions D x W x H	18.7"D x 9.1"W x 17.9"H
Item Weight	15.1 pounds
Light Color	White
Manufacturer	Montech
Material	Metal, Tempered Glass
Mfr Part Number	AIR903MAXW
Model Name	AIR 903 MAX
Model Number	AIR903MAXW
Motherboard Compatability	Extended ATX
Number of Fans	4
Number of Items	1
Other Special Features of the Product	RGB Lighting
Power Supply Mounting Type	Mid Tower
Recommended Uses For Product	Business, Games, Gaming, Video Games, staff
Supported Motherboard	Extended ATX
Total Expansion Slots Quantity	7
Total USB 2.0 Ports	2
Total USB 3.0 Ports	2
Total Usb Ports	2
Warranty Description	1 year

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€ 501.22

Duties & taxes included

In stock

Sold byAmazon AustriaDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to Austria.

Secure transaction

Trustpilot

TrustScore 4.5 | 7,300+ reviews

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