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.

Montech Air 903 Series E Atx Mid Tower Case High

Fully operational. Shipping worldwide, on schedule.Duty & taxes paid at delivery

Help Track order

Account Cart

Fully operational. Shipping worldwide, on schedule.Duty & taxes paid at delivery

Help Track order

Account Cart

€ 573.06

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

Description

🔥 Elevate your build with airflow and style that commands attention!

FUTURE PROOF EXPANSION - 7 expansion slots and support for up to 360mm liquid cooling radiators keep you ready for upgrades.
RGB LIGHTING FOR STYLE - Customize your setup with vibrant built-in RGB lighting that screams next-level gaming vibes.
ULTIMATE COOLING POWER - Stay cool under pressure with 4 high-performance 140mm fans pre-installed for optimal airflow.
SLEEK TEMPERED GLASS DESIGN - Show off your rig with a premium metal frame and crystal-clear tempered glass side panel.
SPACIOUS E ATX COMPATIBILITY - Fits extended ATX motherboards and GPUs up to 400mm, perfect for high-end builds.

The Montech AIR 903 MAX is a black E-ATX mid tower case designed for gamers and professionals seeking superior airflow and expandability. Featuring 4 pre-installed 140mm fans, tempered glass side panel, and built-in RGB lighting, it supports large motherboards, GPUs up to 400mm, and advanced cooling solutions including up to 360mm radiators. With 7 expansion slots and multiple USB ports, it balances high performance with sleek aesthetics.

Specifications

ASIN	B0C98RRPXL
Antenna Location	Business, Gaming, Office, Personal
Best Sellers Rank	#207 in Computer Cases
Brand	Montech
Case Type	Mid Tower
Color	Black
Compatible Devices	Motherboards (E-ATX), Graphics Cards (up to 400mm), Storage Drives (3.5" and 2.5"), Cooling Systems (Air and Liquid, up to 360mm radiators)
Cooling Method	Air
Customer Reviews	4.7 out of 5 stars 305 Reviews
Enclosure Material	Metal, Tempered Glass
Fan Size	140 Millimeters
Global Trade Identification Number	04710562743470
Hard Disk Form Factor	3.5 Inches
Internal Bays Quantity	5
Item Dimensions D x W x H	18.7"D x 9.1"W x 17.9"H
Item Weight	15.1 Pounds
Manufacturer	Montech
Material	Metal, Tempered Glass
Mfr Part Number	AIR903MAXB
Model Name	AIR 903 MAX
Model Number	AIR903MAXB
Motherboard Compatability	Extended ATX
Number of Fans	4
Other Special Features of the Product	Built-In Fan, RGB Lighting
Power Supply Mounting Type	Mid Tower
Recommended Uses For Product	Business, Gaming, Office, Personal
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
Unit Count	1.0 Count
Warranty Description	1 year

Common Questions

Are the products genuine and authentic?+

Yes, all products are sourced directly from authorized retailers in the US, UK, UAE and India. We maintain strict quality control processes and verify each product before shipping. All items come with applicable manufacturer warranties and are covered by our standard return policy.

How long does delivery take and is it reliable?+

Delivery times vary by destination country, typically ranging from 3-9 business days. Each order is fully trackable through our system. We handle all customs clearance and use reliable courier partners for last-mile delivery. You'll receive regular updates about your order status via email and our app.

What is Desertcart? Is it safe to order from?+

Desertcart is an international e-commerce platform operating since 2014. We securely process thousands of orders globally each day. Every product goes through our quality verification process before delivery, and we provide end-to-end order tracking, 24/7 customer support, and a comprehensive returns policy to ensure a safe shopping experience.

How is product pricing calculated?+

Our prices include the product cost, international shipping, import duties, customs clearance, and local delivery charges. We handle all customs and import procedures, ensuring there are no hidden fees upon delivery. PRO members receive additional benefits including free shipping.

Trustpilot

TrustScore 4.5 | 7,300+ reviews

Anjali K.

The product quality is outstanding. Exactly what I needed for my work.

1 month ago

Neha S.

Excellent communication throughout the order process. Product is perfect.

2 weeks ago

View all Trustpilot reviews

Shop Global, Save with Desertcart

Value for Money

Competitive prices on a vast range of products

Shop Globally

Serving millions of shoppers across more than 100 countries

Enhanced Protection

Trusted payment options loved by worldwide shoppers

Customer Assurance

Trusted payment options loved by worldwide shoppers.

Desertcart App

Shop on the go, anytime, anywhere.

€ 573.06

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

Imran F.

Very reliable shop with genuine products. Will definitely buy again!

2 weeks ago

Neha S.

Excellent communication throughout the order process. Product is perfect.

2 weeks ago

View all Trustpilot reviews

Montech AIR 903 Series, E-ATX Mid Tower Case, High Airflow, Fans Pre-Installed Gaming case (Air 903 MAX Black)

Description

Specifications

Common Questions