How many fans are pre-installed in the ASUS ROG Strix Helios II for cooling?

The case comes with four pre-installed 140 x 28mm performance fans for optimal airflow.

What materials are used in the construction of the ASUS ROG Strix Helios II case?

The case is made from aluminum, steel, tempered glass, and ABS plastic.

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Main image of The ASUS ROG Strix Helios II is an EATX mid-tower gaming PC case featuring dual tempered glass panels and an aluminum diamond-grille design, four pre-installed fans for advanced cooling, and support for GPUs up to 450mm. It also includes a

Alt view image 2 of 19 - The ASUS ROG Strix Helios II is an EATX mid-tower gaming PC case featuring dual tempered glass panels and an aluminum diamond-grille design, four pre-installed fans for advanced cooling, and support for GPUs up to 450mm. It also includes a

Alt view image 3 of 19 - The ASUS ROG Strix Helios II is an EATX mid-tower gaming PC case featuring dual tempered glass panels and an aluminum diamond-grille design, four pre-installed fans for advanced cooling, and support for GPUs up to 450mm. It also includes a

Alt view image 4 of 19 - The ASUS ROG Strix Helios II is an EATX mid-tower gaming PC case featuring dual tempered glass panels and an aluminum diamond-grille design, four pre-installed fans for advanced cooling, and support for GPUs up to 450mm. It also includes a

Alt view image 5 of 19 - The ASUS ROG Strix Helios II is an EATX mid-tower gaming PC case featuring dual tempered glass panels and an aluminum diamond-grille design, four pre-installed fans for advanced cooling, and support for GPUs up to 450mm. It also includes a

Alt view image 6 of 19 - The ASUS ROG Strix Helios II is an EATX mid-tower gaming PC case featuring dual tempered glass panels and an aluminum diamond-grille design, four pre-installed fans for advanced cooling, and support for GPUs up to 450mm. It also includes a

Alt view image 7 of 19 - The ASUS ROG Strix Helios II is an EATX mid-tower gaming PC case featuring dual tempered glass panels and an aluminum diamond-grille design, four pre-installed fans for advanced cooling, and support for GPUs up to 450mm. It also includes a

Alt view image 8 of 19 - The ASUS ROG Strix Helios II is an EATX mid-tower gaming PC case featuring dual tempered glass panels and an aluminum diamond-grille design, four pre-installed fans for advanced cooling, and support for GPUs up to 450mm. It also includes a

Alt view image 9 of 19 - The ASUS ROG Strix Helios II is an EATX mid-tower gaming PC case featuring dual tempered glass panels and an aluminum diamond-grille design, four pre-installed fans for advanced cooling, and support for GPUs up to 450mm. It also includes a

Alt view image 10 of 19 - The ASUS ROG Strix Helios II is an EATX mid-tower gaming PC case featuring dual tempered glass panels and an aluminum diamond-grille design, four pre-installed fans for advanced cooling, and support for GPUs up to 450mm. It also includes a

Alt view image 11 of 19 - The ASUS ROG Strix Helios II is an EATX mid-tower gaming PC case featuring dual tempered glass panels and an aluminum diamond-grille design, four pre-installed fans for advanced cooling, and support for GPUs up to 450mm. It also includes a

Alt view image 12 of 19 - The ASUS ROG Strix Helios II is an EATX mid-tower gaming PC case featuring dual tempered glass panels and an aluminum diamond-grille design, four pre-installed fans for advanced cooling, and support for GPUs up to 450mm. It also includes a

Alt view image 13 of 19 - The ASUS ROG Strix Helios II is an EATX mid-tower gaming PC case featuring dual tempered glass panels and an aluminum diamond-grille design, four pre-installed fans for advanced cooling, and support for GPUs up to 450mm. It also includes a

Alt view image 14 of 19 - The ASUS ROG Strix Helios II is an EATX mid-tower gaming PC case featuring dual tempered glass panels and an aluminum diamond-grille design, four pre-installed fans for advanced cooling, and support for GPUs up to 450mm. It also includes a

Alt view image 15 of 19 - The ASUS ROG Strix Helios II is an EATX mid-tower gaming PC case featuring dual tempered glass panels and an aluminum diamond-grille design, four pre-installed fans for advanced cooling, and support for GPUs up to 450mm. It also includes a

Alt view image 16 of 19 - The ASUS ROG Strix Helios II is an EATX mid-tower gaming PC case featuring dual tempered glass panels and an aluminum diamond-grille design, four pre-installed fans for advanced cooling, and support for GPUs up to 450mm. It also includes a

Alt view image 17 of 19 - The ASUS ROG Strix Helios II is an EATX mid-tower gaming PC case featuring dual tempered glass panels and an aluminum diamond-grille design, four pre-installed fans for advanced cooling, and support for GPUs up to 450mm. It also includes a

Alt view image 18 of 19 - The ASUS ROG Strix Helios II is an EATX mid-tower gaming PC case featuring dual tempered glass panels and an aluminum diamond-grille design, four pre-installed fans for advanced cooling, and support for GPUs up to 450mm. It also includes a

Alt view image 19 of 19 - The ASUS ROG Strix Helios II is an EATX mid-tower gaming PC case featuring dual tempered glass panels and an aluminum diamond-grille design, four pre-installed fans for advanced cooling, and support for GPUs up to 450mm. It also includes a

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The ASUS ROG Strix Helios II is an EATX mid-tower gaming PC case featuring dual tempered glass panels and an aluminum diamond-grille design, four pre-installed fans for advanced cooling, and support for GPUs up to 450mm. It also includes a

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Premium design: The Helios II is made for showcase builds, with aluminum front panel featuring diamond-grille design and 3D-structured filter to support effective cooling
Optimal thermal performance: Pre-installed four 140 x 28mm performance fans deliver ultimate airflow
Ready for the DIY experience: PC building is made easy with support for EATX motherboards and graphics cards up to 450mm long, plus a graphics card slot clamp and a rear detachable PSU bracket
Tidy PC building: Effortless cable management is enabled by a multifunction cover with graphics card holders, a PSU shroud, a cable cover, and rear cable clips
Advanced I/O panel: This section features two USB 20Gbps Type-C® ports, four USB-A 3.0 ports, an ARGB-lighting control button and a fan-speed PWM control button
Comfortable case straps: Easily carry your prized build to LAN parties with ergonomic and stylish X-shaped woven straps

🔥Don't forget your OS, we have Windows 11 OEM, Download and USB versions available

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Model
Brand	ASUS
Part Number	90DC00W0-B38000

Details
Color	Black
Case Material	Aluminum, Steel, Tempered Glass, ABS Plastic
Motherboard Compatibility	ATX / E-ATX / Micro ATX / Mini ITX
Dust Filters	Bottom / Front / Top

Expansion
Internal 3.5" Drive Bays	2
Internal 2.5" Drive Bays	4
Expansion Slots	8

Cooling System
Fan Options	Front - 3 x 140mm / Rear - 1 x 140mm / Top - 2 x 140mm
Radiator Options	Front: 120/140/240/280/360/420 mm, Top: 120/140/240/280/360 mm, Rear: 120/140 mm

Dimensions & Weight
Max GPU Length	450 mm
Max CPU Cooler Height	190 mm
Max PSU Length	220 mm
Dimensions	23.27" x 9.84" x 22.24"

Additional Information
First Listed on Newegg	September 17, 2025

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Warranty

Limited Warranty period (parts): 1 year
Limited Warranty period (labor): 1 year
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Return for refund within: 30 days

Return for replacement within: 30 days

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The ASUS ROG Strix Helios II is an EATX mid-tower gaming PC case featuring dual tempered glass panels and an aluminum diamond-grille design, four pre-installed fans for advanced cooling, and support for GPUs up to 450mm. It also includes a

Learn more about the Detailed Specifications

Warranty & Returns

Warranty, Returns, And Additional Information

Warranty

Return Policies

Manufacturer Contact Info

Item#: N82E16811173071

Best Sellers

The ASUS ROG Strix Helios II is an EATX mid-tower gaming PC case featuring dual tempered glass panels and an aluminum diamond-grille design, four pre-installed fans for advanced cooling, and support for GPUs up to 450mm. It also includes a

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Learn more about the Detailed Specifications

Warranty & Returns

Warranty, Returns, And Additional Information

Warranty

Return Policies

Manufacturer Contact Info