ASUS ROG STRIX HELIOS II Dual Tempered Glass Black Mid-Tower PC Case
ASUS ROG STRIX HELIOS II, Black, Mid Tower, Dual TG Panels, 4x 140mm PWM Fans, USB 3.2 Gen2x2, E-ATX / ATX / mATX / mITX
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- From £17.09 / month (APR 16.9%) for 24 months or 0% for 4 months
- Spend over £390.00 and Buy Now, Pay Later or spread the cost of your finance over 24-48 months with a 10% deposit.
- SCANPROTECT Protect against installation damage for 28 days.
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ROG Strix Helios II Black Mid Tower Case from ASUS
Striking Looks. Cool Moves. ROG Strix Helios II stands out as a high-end mid-tower chassis designed for serious gamers. It sports dual tempered glass panels, a sleek aluminium frame, and a distinctive diamond-cut front grille paired with a 3D-structured dust filter. Equipped with four pre-installed 140 x 28mm high-performance fans, it ensures superior airflow and exceptional thermal management for intense gaming rigs. Built with flexibility in mind, it supports ITX to EATX motherboards and complex custom cooling solutions, making it the ultimate centerpiece for any ROG-inspired setup.
Premium Design and Aesthetics
Diamond Grille Design ROG Strix Helios II is crafted for striking showcase builds, featuring dual 4 mm tempered glass side panels framed in premium brushed aluminium. Its aluminium front panel sports a bold diamond grille, precisely CNC-milled and finished through an advanced anodising process. The angled slashes across the front draw inspiration from race car styling, reflecting speed and character that set the Helios II apart. With smooth contours, seamless joints, and a refined silhouette, this chassis achieves a level of sophistication that feels both modern and timeless.
Four Pre-Installed Fans The Helios II is built to deliver the perfect harmony of cooling efficiency and quiet operation. It comes equipped with four pre-installed 140 mm fans featuring 28 mm frames, providing powerful airflow and maintaining an impressively low noise level of just 29 dB(A).
103 CFM Airflow
2.3 mmH2O Static Pressure
29 dB(A) Noise Level
Dual AIO Support
ROG Strix Helios II is engineered for uncompromising performance and expandability, offering generous space for GeForce RTX™ 5090 graphics cards and advanced water-cooling systems. It can handle both a ROG Ryuo IV SLC 360 ARGB AIO cooler and the 360 mm radiator of the ROG Astral LC GeForce RTX 5090 simultaneously. With support for radiators up to 420 mm in the front and 360 mm at the top, plus dedicated space for a custom loop’s pump and reservoir, it’s fully equipped for elite-level cooling configurations.
Horizontal Installation
Vertical Installation
Easy Installation and Maintenance
ROG Strix Helios II incorporates thoughtful design mechanisms to ensure an effortless building process, ideal even for first-time builders. Maintaining a spotless setup is simple too, thanks to integrated dust filters and convenient accessibility across every section of the chassis.
Tool-Free Side Panel DesignPressing a rear button releases the side panel for effortless, tool-free access. The hinged tempered glass swings open or detaches entirely.
Modular Fan & Radiator MountsTwo detachable brackets allow fans and radiators to be mounted beforehand, streamlining installation and making the entire build process easier.
Patented Graphics Card Slot ClampA tool-free GPU slot clamp speeds up installation, locking your graphics card securely with a quick, effortless snap.
Dust Filters The 3D-structured front filter ensures generous airflow space for front fans while minimising noise. Together with removable top and underside filters, it delivers complete dust protection and effortless maintenance.
Rear Detachable PSU BracketA removable rear bracket streamlines installation, letting the power supply slide smoothly into place with minimal effort.
Effortless Cable Management
Maintain a clean, organised build with versatile covers and advanced cable management. A velcro-equipped grommet channel neatly secures dual cable sets.
Multifunction Cover A multifunction cover with graphics card braces cleverly hides cabling while providing sturdy support to graphics cards. Its position can be adjusted to accommodate an ATX or EATX motherboard.
PSU Shroud The movable two-piece PSU shroud has a front cut-out to enable compatibility with the OLED panels of ROG Thor or other power supplies.
Cable Cover A cable cover conceals unsightly wiring, resulting in a clean and organised build. In addition, the Helios II provides versatile cable management with a cable grommet bar featuring three large straps for two sets of cables.
Rear Cable Clip Rear cable clips help ensure clean cable management.
Ergonomic Case Straps

Reliable and Comfortable TransportEasily carry your prized build to LAN parties with ergonomically X shape woven fabric straps that combine style and comfort, rigorously tested to support up to 50kg for reliable transport.
PayPal Credit
| Monthly Payment: | £31.71 |
| Instalment Rate: | 16.9% p.a. (fixed) |
| Cost of purchase: | £349.99 |
| Total inc. interest: | £380.48 |
| Monthly Payment: | £17.09 |
| Instalment Rate: | 16.9% p.a. (fixed) |
| Cost of purchase: | £349.99 |
| Total inc. interest: | £410.14 |
| Example | |
| Minimum Spend: | £99 |
| Instalment Rate: | N/A |
| Cost of purchase: | £99 |
| Total inc. interest: | £99 |
Representative Example:
Purchase Rate: 23.9% p.a. (variable)
Representative: 23.9% APR (variable)
Assumed Credit Limit: £1,200
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