The Fractal Design Define 7 Black Solid (FD-C-DEF7A-01) is a premium mid-tower PC case engineered for versatility, silent operation, and high-performance builds. Designed to accommodate E-ATX motherboards up to 285mm wide, as well as ATX, Micro-ATX, and Mini-ITX form factors, this case offers expansive compatibility for a wide range of system configurations. Built with robust steel construction and equipped with thick, sound-dampened panels, including a solid steel side panel and a sleek brushed aluminum front door with magnetic hinges, the Define 7 ensures a quiet and elegant chassis. Cooling flexibility is a standout feature, with three pre-installed 140mm Fractal Dynamic X2 GP-14 fans and support for up to nine total fans, along with radiator support up to 420mm on top, 360mm at the front, and 280mm on the bottom, making it ideal for advanced custom water cooling loops. Storage options are abundant, with room for up to 14 HDDs and 4 SSDs using included universal trays, dedicated SSD brackets, and a multi-bracket system that accommodates pumps or other accessories. The case includes seven plus two PCIe expansion slots, providing ample space for multi-GPU setups or additional expansion cards. The front I/O panel features modern connectivity options including USB 3.2 Gen 2 Type-C, multiple USB 3.0 and USB 2.0 ports, and HD audio jacks, all easily accessible alongside power and reset buttons. Its thoughtful design extends to practical features such as removable dust filters on the front, top, and PSU bottom, an integrated Nexus+ 2 fan hub to streamline fan control and cable management, and flexible interior layouts that allow users to switch between an open or storage-focused configuration with ease. With generous clearances for GPUs up to 470mm (in open layout), CPU coolers up to 185mm, and power supplies up to 250mm, the Define 7 Black Solid is the ideal case for builders seeking a quiet, modular, and high-capacity platform for both air-cooled and liquid-cooled high-performance PC systems.