A45 Open Frame ITX Case Designed by Monster Studio, the A45 is a precision-engineered open frame ITX case built for minimalist small form factor (SFF) builds, now with integrated GPU protector included as standard. Constructed from solid 10mm CNC-machined aluminum and finished with sandblasted anodizing, the A45 delivers exceptional structural rigidity while maintaining a clean open-air aesthetic. The integrated GPU protector adds a more complete and secure setup without compromising the case’s minimal design language. Built for performance. Engineered for stability. The A45 is engineered as a true open air ITX case for SFF enthusiasts seeking a minimalist, high-rigidity aluminum chassis. Unlike traditional enclosed designs, open-air architecture maximizes airflow while maintaining structural integrity through thick 10mm aluminum construction and integrated GPU protection contribute to a more stable and refined overall build experience. DOWNLOAD A45 USER GUIDE (PDF) Quick Specifications Motherboard: ITX PSU: ATX / SFX GPU: Full-length supported Cooling: Downdraft / Tower / AIO (120 / 240 / 360 / 140 / 280 / 420 with accessories) Storage: 2.5” / 3.5” ×2 Vertical GPU: PCIe riser cable recommended 11–15cm (108mm mounting distance) Need full-size motherboard support? Explore the A45 MAX open frame ATX / E-ATX case . ›Why A45 for an Open Frame ITX Build? The A45 is built for builders who want a durable and minimalist open frame ITX case. Thick 10mm aluminum construction provides superior rigidity compared to lightweight folded sheet metal designs. If you want a stable open air SFF case with broad compatibility and a clean industrial aesthetic, the A45 is engineered for long-term structural integrity. ›Key Features 10mm Solid Aluminum ConstructionCNC-machined aluminum delivers long-term durability and rigidity—helping eliminate common flex issues in lightweight open frame designs. Open-Air ArchitectureUnrestricted airflow and full component visibility for showcase builds. Vertical GPU SupportSupports vertical GPU installation (PCIe extension cable recommended 11–15cm, 108mm mounting distance). Radiator Mount IncludedRadiator mounting bracket included for AIO configurations. ›Cooling & Compatibility Motherboard: ITX PSU: ATX / SFX GPU: Full-length supported CPU Cooling: Downdraft / Tower / AIO (120 / 240 / 360 / 140 / 280 / 420 with accessories) Storage: 2.5” / 3.5” ×2 Fans: Multiple configurations ›Shipping Information Flat $30 worldwide shipping — taxes & import duties included.. Each A45 is produced to order and typically ships within 3–5 business days. Estimated transit time is 7–14 days after dispatch. International delivery timelines may vary depending on destination and customs procedures. ›FAQ Does A45 support full-size GPUs?Yes. The A45 supports full-length GPUs in standard orientation. Do I need a riser cable for vertical GPU installation?Yes. A riser cable is required for vertical GPU installation. Recommended length is 11–15cm, with 108mm mounting hole distance. Is the radiator mount included?Yes. The radiator mounting bracket is included for supported AIO configurations. What is the case made of?Solid 10mm aluminum alloy with CNC machining and sandblasted anodized finish.