• Quiet redefined
• Quieter by design
• Refined expression
• Smooth building

Define One combines refined Scandinavian design with versatile capability. With aluminum side intake vents, three pre-installed Momentum fans, and sound-dampening bitumen, it balances airflow and noise reduction for a harmonious experience.

 Quieter by design 
Enjoy a more harmonious gaming experience with a closed-front design and bitumen-lined front and side panels for sound dampening.

 Refined expression 
Integrate your setup naturally into your home with subtle architectural curvature and fine-patterned aluminum side intake vents.

 Smooth building 
Enjoy a smooth and intuitive build experience with tool-less access and removable top and front fan brackets for easier installation.

 Powerful fans included 
Keep your system running smoothly with three pre-installed LCP-blade Momentum 14 fans offering powerful out-of-the-box airflow.

 Designed for versatility 
Crafted for work and play with space for graphics cards up to 368 mm in length with an integrated GPU air guide and support bracket.

 Accessible I/O 
Connect your devices effortlessly with an I/O featuring a 20 Gbps USB Type-C port, two USB Type-A ports, and a combined audio jack.

 Clean finish 
Achieve a neat and tidy interior with cable straps, aligners, a routing grommet, and support for reverse connector motherboards.