LP SlimSAS Cables: High‑Density Internal Connectivity with SFF‑8654 8i to LP SFF‑8654 8i Right‑Angle Solutions
LP SlimSAS Cables: High‑Density Internal Connectivity with SFF‑8654 8i to LP SFF‑8654 8i Right‑Angle Solutions

Discover next‑generation LP SlimSAS cables engineered for high‑density servers, RAID arrays, switches, routers, and enterprise storage systems. Our LP SlimSAS SFF‑8654 8i to LP SFF‑8654 8i right‑angle cable delivers 24Gbps SAS4.0 performance with exceptional signal integrity and a compact low‑profile design. As a factory‑direct manufacturer, we offer customizable lengths, connector orientations—including straight, right‑angle (内弯), left‑exit, right‑exit, and ultra‑thin low‑profile options—and global shipping to support your project needs.
Optimized for Modern Servers and SAS4.0 Storage Architectures
As enterprise IT environments continue to evolve, the demand for faster, smaller, and more efficient internal connectivity grows rapidly. High‑density servers, cloud platforms, and advanced workstations rely on SlimSAS technology to maintain seamless communication between CPUs, HBAs, RAID controllers, switches, and storage backplanes.
LP SlimSAS SFF‑8654 has become the new standard for SAS4.0 infrastructures. With its ultra‑compact footprint, flat cable profile, and support for UPI 11.2GT/s, 24Gbps SAS, PCIe 4.0 16GT/s, and OpenCAPI 25Gbps, SlimSAS delivers superior performance in environments where airflow, space, and cable routing are critical.
The LP SFF‑8654 8i to LP SFF‑8654 8i right‑angle cable is specifically designed for tight‑space server layouts, providing improved routing flexibility and reduced connector strain.
High‑Speed Transmission with a Compact, Low‑Profile Right‑Angle Design
SFF‑8654 8i — Slim SAS Internal Interface (SAS4.0)
The SFF‑8654 8i connector is a high‑density SlimSAS interface designed for internal I/O applications. It complies with the Serial Attached SCSI SAS4.0 standard and supports:
- 24Gbps SAS signals
- UPI 1.0 at 11.2GT/s
- PCIe 4.0 at 16GT/s
- OpenCAPI at 25Gbps
Its compact, flat form factor makes it ideal for modern servers and storage systems requiring efficient cable routing and reduced connector footprint.
LP SFF‑8654 8i — Low‑Profile SlimSAS Connector
The LP (Low‑Profile) version of SFF‑8654 is designed for:
- Ultra‑compact server chassis
- High‑density disk arrays
- Systems requiring low‑profile cable routing
- Improved airflow and thermal performance
Right‑Angle (内弯) Design for Space‑Restricted Environments
The right‑angle LP SlimSAS connector provides:
- Optimized cable management in tight server bays
- Reduced mechanical stress on connectors
- Improved airflow in compact chassis
- Ideal routing for vertical or horizontal backplanes
Together, LP SFF‑8654 8i connectors support 8‑lane SAS4.0 transmission, enabling seamless connectivity between RAID controllers, HBAs, switches, and storage backplanes.
Flexible Configurations for High‑Density Environments
We offer LP SlimSAS SFF‑8654 cables in multiple configurations:
- Straight
- Right‑angle (内弯)
- Left‑exit
- Right‑exit
- Ultra‑thin low‑profile designs
Cable types include:
- Twin‑axial cable
- Ultra‑thin laminated ribbon cable
- Breakout cable assemblies
Conductor sizes range from 34AWG to 28AWG, ensuring optimal performance for different system layouts.
All SlimSAS products comply with:
- SAS4.0
- SFF‑8654
- PCI Express
- RoHS 2.0
- HF
- UL flame‑retardant standards
Technical Specifications:
Electrical Performance
- Voltage rating: 30VDC per contact
- Contact resistance (SlimSAS 8i plug):
- ≤80mΩ initial
- ≤20mΩ after stress testing
- Dielectric withstand: ≥300VDC for 100ms
- Insulation resistance: ≥10MΩ between adjacent pins
Signal Integrity
- Connector impedance: 100Ω ±10%
- Common‑mode impedance: SAS4.0 compliant
- Insertion loss: SAS4.0 compliant
- Maximum crosstalk: SAS4.0 compliant
Mechanical Performance
- Mating force: ≤55.5N
- Unmating force: ≤49N
- Durability: ≥250 mating cycles
Material Specifications
- High‑frequency copper conductor: 32AWG
- PCB gold plating: Au 30µ”
Environmental Compliance
- RoHS 2.0 compliant
- China RoHS compliant
- REACH SVHC compliant
These specifications ensure stable throughput, excellent durability, and reliable performance even in high‑density, high‑temperature server environments.
Application Scenarios:

The LP SlimSAS SFF‑8654 8i to LP SFF‑8654 8i right‑angle cable is widely used in:
- Switches – High‑speed internal data routing
- Routers – Compact, high‑bandwidth interconnects
- Base stations – Telecom‑grade signal integrity
- High‑end servers – SAS4.0 storage expansion
- Data storage systems – Disk array and backplane integration
- Enterprise RAID arrays – 24Gbps redundancy and throughput
- High‑density storage enclosures – Efficient airflow and compact routing
Its support for SAS4.0, PCIe Gen4, PCIe Gen5, and UPI1.0 makes it ideal for next‑generation hybrid architectures.
Why Partner with Us?

As a professional manufacturer of high‑speed interconnects and precision cable assemblies, we deliver SlimSAS solutions engineered for performance, durability, and seamless integration.
Partnering with us means:
- Factory‑direct supply with competitive pricing
- Strict quality control and international certifications
- Customizable lengths, orientations, and cable types
- Engineering support for modern server and storage system design
Whether you need standard SlimSAS cables or fully customized assemblies, our expertise ensures your infrastructure remains reliable and scalable.
Conclusion:
LP SlimSAS cables—especially the SFF‑8654 8i to LP SFF‑8654 8i right‑angle high‑speed cable—play a critical role in building faster, smarter, and more scalable storage systems. With support for 24Gbps SAS, PCIe Gen4/Gen5, and UPI1.0, these cables deliver exceptional performance for next‑generation enterprise environments.
Their compact footprint, low‑profile design, and broad compatibility make LP SlimSAS cables a future‑proof choice for high‑speed internal interconnect solutions.
Explore our full range of SlimSAS and Mini SAS products at http://www.wahsondg.com. Whether you are prototyping or scaling up production, our cables deliver the performance and reliability your systems demand. Contact us for datasheets, MOQ details, and lead times tailored to your region.




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