Darkflash DY451 PRO computer case, ATX, black

Darkflash DY451L PRO is an ATX mid-tower computer case in black with tempered glass side panel and integrated ARGB lighting. It provides a spacious interior with support for ATX, Micro ATX and ITX motherboards, compatibility with large graphics cards up to 420 mm and CPU coolers up to 180 mm, and multiple mounting options for air and liquid cooling. The front panel includes two USB 3.0 ports and one USB-C 3.2 Gen 2 port (10 Gbps), plus fan speed controls and lighting control buttons.

Advantages

The chassis combines durable 0.8 mm SPCC steel construction with a tempered glass side panel for a balance of rigidity and visual access to components. A digital temperature management system enables real-time monitoring of CPU, GPU and internal temperatures, while front-panel knobs let you adjust fan speeds without software. ARGB backlighting offers 23 modes with adjustable speed and effects, and the case supports up to 10 fans and radiator mounts up to 360 mm for effective cooling of high-performance builds.

Suitable for

• Gaming PCs requiring long graphics card support (up to 420 mm)
• High-performance or workstation builds with tall CPU coolers (up to 180 mm)
• Custom liquid cooling loops with up to 360 mm radiators (top or side)
• Builds that need multiple storage drives (2–5 x 3.5" HDD and 2–5 x 2.5" SSD options)

Key specifications

• Manufacturer: Darkflash
• Model: DY451L PRO
• Case type: ATX Mid Tower
• Materials: 0.8 mm SPCC steel, tempered glass side panel
• Backlighting: 23 ARGB modes with adjustable speed
• Motherboard support: ATX, Micro ATX, ITX
• Power supply: ATX, bottom mount, max length 250 mm
• Drive bays: configurable 2–5 x 3.5" HDD, 2–5 x 2.5" SSD
• Expansion slots: 7 PCI
• Max GPU length: 420 mm
• Max CPU cooler height: 180 mm
• Fan capacity: up to 10 fans (includes 1 × 120 mm ARGB fan)
• Fan mounts: Top 3×120/3×140 mm, Rear 1×120/1×140 mm, Side 3×120/3×140 mm, PSU compartment 3×120 mm
• Water cooling support: Top/Side up to 360 mm
• I/O: 2× USB 3.0, 1× USB-C 3.2 Gen 2 (10 Gbps), HD Audio
• Dimensions (HxWxD): 491 × 258 × 451 mm
• Additional: digital temperature management, removable dust filter, cable management support

How to use

Install the chosen motherboard (ATX/Micro ATX/ITX) on the standoffs, fit the power supply in the bottom compartment (max 250 mm length) and secure storage drives in the available brackets. Mount the graphics card (up to 420 mm) and CPU cooler (up to 180 mm) according to component manuals. Connect front-panel cables to the motherboard: USB 3.0, USB-C, HD Audio, power button and lighting/fan controls. If you plan to use the digital temperature display, download and install the driver from the manufacturer’s website to enable full functionality.

Usage recommendations

For optimal cooling performance, combine radiator mounts and multiple intake fans to create positive airflow; regularly clean the removable dust filters and manage cables to maintain unobstructed airflow and stable temperatures.