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darkFlash DF4100 E-ATX Mid-Tower Case with Back-Connect Motherboard Support, 4x 140mm Fans, and 420mm Radiator Compatibility

darkFlash DF4100 E-ATX Mid-Tower Case with Back-Connect Motherboard Support, 4x 140mm Fans, and 420mm Radiator Compatibility

The darkFlash DF4100 is a high-performance mid-tower chassis designed to accommodate modern hardware, including back-connect motherboards and oversized GPUs up to 435mm. It simplifies the building process with tool-less side panels and pre-installed 140mm fans, ensuring optimal airflow and a clean a


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Description

The darkFlash DF4100 represents a significant leap in mid-tower chassis design, prioritizing both thermal efficiency and builder convenience. Constructed from durable 0.7mm SPCC steel, this case is engineered to house high-end components, supporting up to E-ATX motherboards and massive 420mm liquid cooling radiators in the front. With four pre-installed 140mm fans, it establishes a high-volume airflow path immediately out of the box, making it an ideal foundation for power-hungry gaming rigs and professional workstations.


This product is for:
- PC Enthusiasts: Builders looking to utilize the latest back-connect motherboards (ATX/M-ATX) for a cable-free interior aesthetic.
- High-End Gamers: Users requiring extensive clearance for flagship GPUs like the RTX 4090, with support for lengths up to 435mm.
- Overclockers: Cooling-focused users who need space for 360mm top radiators or 420mm front radiators to manage thermal loads.
- Professional Creators: Those needing E-ATX motherboard support and multiple storage options (2x HDD, 3x SSD) for workstation stability.
- Aesthetic-Driven Builders: Users who prefer vertical GPU mounting and tool-less tempered glass panels for a clean, showcase-ready look.

Detailed specifications:
- Motherboard Support: E-ATX, ATX (Back-connect), M-ATX (Back-connect), ITX
- Dimensions: 480mm (H) x 235mm (W) x 440mm (D)
- GPU Clearance: Up to 435mm length; supports vertical mounting via modular slots
- CPU Cooler Clearance: Up to 185mm height
- Cooling Support: Front (3x 120/140mm), Top (3x 120mm / 2x 140mm), Rear (1x 120/140mm), Bottom (2x 120/140mm)
- Radiator Compatibility: Front up to 420mm, Top up to 360mm, Rear 120mm
- I/O Ports: 1x USB 3.2 Gen 2 Type-C, 2x USB 3.0, HD Audio, LED Control Button

Building in the DF4100 is streamlined by a series of user-centric features. The tool-less, screw-free side panels allow for rapid access to internal components, while the widened cable management channels facilitate organized routing even with thick power cables. The inclusion of a dedicated GPU support bracket prevents sag for heavy cards, and the modular PCIe slot design allows for a seamless transition between horizontal and vertical orientations. Maintenance is equally simple thanks to the bottom-mounted pull-out dust filter that protects the power supply and intake area.

Compared to standard mid-tower cases, the DF4100 offers superior internal volume, specifically catering to the 185mm height requirement of premium air coolers and the 435mm length of next-generation graphics cards. While many competitors limit front radiator support to 360mm, the DF4100 expands this to 420mm, providing a distinct advantage for custom loop or AIO cooling configurations. Its native support for back-connect motherboards sets it apart as a future-proof choice for builders prioritizing the cleanest possible cable management.

Q&A:
- Does the darkFlash DF4100 support the latest back-connect motherboards?
- Yes, it is specifically designed with cutouts to support ATX and M-ATX back-connect motherboard standards for hidden cabling.
- What is the maximum GPU length and CPU cooler height for this case?
- The case supports graphics cards up to 435mm in length and CPU air coolers up to 185mm in height.
- How many fans are included with the DF4100?
- It comes pre-installed with four 140mm fans to ensure high-performance airflow right out of the box.
- Can I install a 420mm liquid cooler in this chassis?
- Yes, the front panel supports radiators up to 420mm, while the top panel supports up to 360mm radiators.
- Does the case include a USB Type-C port?
- Yes, the top I/O panel features a high-speed USB 3.2 Gen 2 Type-C port along with two USB 3.0 ports.
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