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What is SlimSAS (SFF-8654)?

SlimSAS (SFF-8654) is a new ultra-thin, high-density, high-performance internal connector standard. It is designed to replace the traditional Mini-SAS HD interface, achieving higher signal transmission speeds within a smaller physical space.

SFF-8654 specification

Core Features of SlimSAS

0.6mm pitch · 4i/8i configuration · Compatible with SAS 4.0 / PCIe 4.0

  • Transfer ratePCIe          4.0 x4/x8 — 64Gbps
  • Physical Specifications      Ultra-thin and compact, with a 40% reduction in size compared to Mini-SAS HD.
  • Assembly Options      Straight, right-angle, and side-exit orientations for high-density layouts.
  • Signal Integrity        Optimized impedance control for long-distance transmission support.

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Application Scenarios for UNESTECH SlimSAS Storage Solutions
企业服务器与数据中心
Enterprise Servers and Data Centers
The high-bandwidth capabilities of SlimSAS provide low-latency NVMe storage pools for virtualization platforms and distributed storage.
音视频制作与后期工作站
Audio/Video Production and Post-Production Workstations
Meets the read/write bandwidth demands of 8K/16K video editing and effects rendering, ensuring smooth real-time playback of multi-track footage without stuttering.
高性能计算与存储扩展
High-Performance Computing and Storage Expansion
Establish stable connections between servers and external storage devices to build large-scale, high-performance storage pools.
工业电脑与边缘服务器
Industrial Computers and Edge Servers
The compact size of the product and its flexible installation methods are perfectly suited for the demanding environments of embedded systems.

SlimSAS: More Than Just a Connection, a Guarantee of Performance.

UNESTECH transforms the technical potential of the SlimSAS interface into practical storage solutions, deeply integrating it into hard drive enclosures and storage expansion solutions. This provides a reliable and efficient data access experience for fields such as data centers, industrial control, and edge computing. With the evolution of PCIe 5.0, UNESTECH continues to develop higher-performance storage products to meet future data processing demands.

All products have passed PCIe 4.0 compatibility validation. Complete SlimSAS 4i / 8i Ecosystem

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