{"product_id":"owc-mercury-helios-5s-expansion-chassis-for-mac-and-pc-thunderbolt-5-4-usb4-compatible","title":"OWC Mercury Helios 5S Expansion Chassis for Mac and PC - Thunderbolt 5\/4 \u0026 USB4 Compatible","description":"\u003cp\u003eEnhance your workstation's capabilities with the OWC Mercury Helios 5S, a versatile external PCIe expansion chassis designed for demanding professional workflows. Crafted from aircraft-grade aluminum, this compact chassis offers a sleek black finish and whisper-quiet operation thanks to its high-efficiency, adjustable speed cooling fan. Its internal PCIe 4.0 x4 (x16 mechanical) slot supports half-length, full-height, single or double-width cards, enabling you to install high-performance NVMe RAID controllers, video capture cards, fiber or Ethernet network adapters, and audio I\/O modules to unlock the full potential of your space-constrained Mac or PC. This device is perfect for MacBooks, Mac Studio, Mac mini, and other small form factor computers lacking traditional PCIe slots, providing a pro-level upgrade path without the need for bulky desktops.\u003c\/p\u003e \u003cp\u003eThe Mercury Helios 5S delivers internal class speed with up to 6000MB\/s of bandwidth for simultaneous read and write operations, allowing you to run modern PCIe 4.0 cards at full speed while maintaining external Thunderbolt drives and other peripherals. Its wide compatibility with Thunderbolt 5\/4, USB4, and Thunderbolt 3 ensures seamless integration across various systems and platforms. The chassis features three Thunderbolt 5 (USB-C) ports with 80Gb\/s bandwidth and 15W power delivery each, expanding your device, display, and storage options significantly. User-friendly design includes captive thumb screws for tool-free card installation and comprehensive package contents such as a Thunderbolt 5 cable, power supply with cord retainer, and auto power on\/off functionality for convenience and security. Whether you're editing 8K video, managing high-speed data transfers, or running real-time audio processing, the Mercury Helios 5S offers the performance and expandability needed for professional workloads in a compact, portable form factor.\u003c\/p\u003e \u003cp\u003eWith its robust construction, advanced connectivity, and support for high-performance PCIe cards, the OWC Mercury Helios 5S is an essential upgrade for creative professionals and power users seeking external expansion solutions. Backed by a three-year warranty and compliance with environmental standards, this chassis ensures reliable, secure, and eco-friendly operation. Its included accessories, such as a 28-inch Thunderbolt 5 cable and power supply, make setup straightforward. Unlock new levels of workflow flexibility with the Mercury Helios 5S, and think outside the traditional desktop box for your PCIe needs.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eInternal Class Speed: Up to 6000MB\/s bandwidth available for simultaneous read\/write\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eWidely Compatible: Use with Thunderbolt 5\/4, USB4 Macs and PCs, and Thunderbolt 3 Macs\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eExpands Small Machines: Use video capture, high-speed fiber\/Ethernet, NVMe RAID, audio I\/O, and other cards to unlock the potential of MacBooks, Mac Studio, Mac mini, and other space-constrained computers lacking a PCIe slot\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eWhisper Quiet: Aircraft grade aluminum housing with high-efficiency, adjustable speed cooling fan provides cool, nearly silent operation\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003ePro Level Card Ready: (1) PCIe 4.0 x4 (x16 mechanical slot) for half-length, full-height, single or double-width (including those with daughter board) cards\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eEasy Card Installs: Captive thumb screws so no tools required\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eExpanded Connectivity: Three Thunderbolt 5 (USB-C) 80Gb\/s ports each with 15W power delivery for more device, display, and drive possibilities\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eComplete, Secure, and Convenient: Includes Thunderbolt 5 80Gb\/s cable, power cord retainer, and auto power on\/off with your computer\u003c\/li\u003e\u003c\/ul\u003e","brand":"Other World Computing","offers":[{"title":"Default Title","offer_id":44403372326954,"sku":"OWCTB5HELIOS5S","price":329.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0692\/2285\/8794\/files\/1087939755.jpg?v=1780421747","url":"https:\/\/atticusgoods.com\/products\/owc-mercury-helios-5s-expansion-chassis-for-mac-and-pc-thunderbolt-5-4-usb4-compatible","provider":"Atticus Goods","version":"1.0","type":"link"}