Serial Cables
SerialCables specialises in high-performance connectivity and validation solutions for next-gen storage systems.
From custom cables and adapters to host cards, enclosures and test fixtures, we deliver quality, innovation and rapid delivery to your design, validation and deployment workflows.
Our Gen6 PCIe/CXL product suite covers cables, adapters, host cards, test fixtures, redrivers and retimers — enabling early access to the latest architectures.
| SAS4 24Gb/s | PCIe Gen5 | PCIe Gen4 |
|---|---|---|
SerialCables – PCIe® 6.0 Ready Solutions
Industry First PCIe® 6 Host Card with Broadcom PEX-90144-A0-1 Atlas III Switch Chip
Gen6-Ready Design — The first PCIe Gen6 host card with Broadcom’s Atlas III switch, enabling early testing ahead of Gen6 system availability.
Flexible Connectivity — 64 lanes at 64 GT/s across 2 front + 2 rear MCIO x8 and x16 edge connectors.
Smart Control & Power — On-board mCPU with CLI monitoring; supports Quarch PAM/PMM and ATX 3.0+/12 power.
8-Bay PCIe® 6.0 Paddle Card with Quarch Power Analysis Module Integration
Quarch-Enabled Paddle Card — EDSFF x8 paddle card with an integrated Quarch Power Analysis Module (PAM) mezzanine, providing precise, real-time power and voltage monitoring for each drive slot without disrupting signal integrity
Industry First Gen6 JBOF Solution for PCIe®, NVMe®, and CXL®
Gen6-Ready Enclosure — The first passive 8-bay JBOF for PCIe®, NVMe®, and CXL®, purpose-built for high-speed validation workflows.
Precision Engineering — Individual EDSFF paddle-card design with full x8 Gen6 MCIO connectivity, Quarch PAM integration, and sideband support (I²C, I³C, MCTP).
Intelligent Control — mCPU-managed power, thermal, and telemetry system with per-slot monitoring, CLI fan control, and Python/GUI automation tools.
Gen6 PCIe/CXL Redriver Adapter®
Powered by Phison PS7161 (4-channel) redriver ICs, this Serial Cables adapter enhances signal integrity and reach for Gen6 PCIe and CXL 2.0 applications. Designed for AI/ML, edge, and highperformance computing, it boosts degraded high-frequency signals, extending transmission distance without loss. The adapter supports CXL 2.0, enabling fast, low-latency CPU-to-device or memory communication.
Key Features:
- Supports PCIe Gen6 and CXL 2.0 with low 5 ns latency
- High EQ boosting up to 20 dB @ 16 GHz
- Adjustable output swing, flat gain, and EQ via pin control/I²C
- Integrated AC coupling capacitors
- Hot-plug and bifurcation support
- Pin-to-pin compatibility with other solutions
- Protocol-agnostic, suitable for CPU, GPU, FPGA, ASIC, DPU, NAND flash, and accelerator devices
- Includes BMC with C-SDK for real-time monitoring and remote management
- Compact design: 140 mm (W) × 76 mm (H) × 16 mm (D)
Gen6 PCIe/CXL rated x16 slot – x16 E3 EDSFF Vertical Adapter
Gen6 PCIe/CXL rated x16 slot – x16 E3 EDSFF vertical adapter. Fits all x16 E3 devices and works for PCIe/NVMe and CXL devices.
The Serial Cables Gen6 x16 Slot to x16 EDSFF Adapter is designed specifically for the next-gen PCIe/NVMe and CXL products coming into the market. With a limited selection of small form-factors included in the Gen6 PCIe specification, the adapter allows you to be ahead of the competition in testing your next Gen6 x16 device.
Gen6 Cables & Adapters
Our Gen6-rated interconnects are built to meet the demands of next-generation PCIe® 6, CXL® and NVMe® architectures — fully qualified for 64 GT/s, with rigorous SI-validation and custom options.
Key product families include:
- MCIO x8 to QSFP-DD with Sidebands cables (Gen6 rated)
- PCIe Gen6 *2 MCIO x8 (SFF-TA-1016) 74P to *1 CEM/AIC Goldfinger 164P 16X Plug
- Gen6 MCIO x16 (SFF-TA-1016) Str. 124P to MCIO x16 (SFF-TA-1016) Str. 124P, 30AWG
Why Choose SerialCables:
- Depth of expertise in high-speed storage interconnect and test tools from leader Paul Mutschler.
- Broad Gen6 portfolio: from cables and adapters through host cards and enclosures.
- Custom capability: tailored lengths, connector options, over-moulding, release mechanisms, advanced SI simulation and automated production.
- Responsive supply chain: US-based stock, JIT delivery, lifetime warranty on standard cables
“© 2025 SerialCables. All rights reserved. PCI Express® and PCIe® are registered trademarks of PCISIG®. NVMe® and CXL® are trademarks of their respective owners.
Contact: +1 303 495-2320 | sales@serialcables.com | 8811 American Way, Suite 110, Englewood, CO 80112
Scope/Analysers Probes
SA-31H73-4x
- SFP+ – SMA test cable using Huber/Suhner wire. 73mm.
SAS4 24Gb/s cables
External HD 24Gb/s cables
Internal HD 24Gb/s cables
- 24Gb/s bandwidth support, backward Compatible for all previous revisions of SAS Int. HD connections
SlimSAS 24Gb/s cables
- SAS4 24G SlimSAS 8i (SFF-8654) 74P to *4 SAS4 (SFF-8681/SFF-8639) 68P w/4P power, Dual port Cable
- Slimline SAS x4 (SFF-8654) 38-pin to Slimline SAS x4 (SFF-8654) 38-pin Cable
- Slimline SAS x8 (SFF-8654) 74-pin to Slimline SAS x8 (SFF-8654) 74-pin Cable
- SlimSAS X8 (SFF-8654) 74P to *2 MiniSAS HD (SFF-8674) Cable
MiniLink 24Gb/s cables
SAS4 24Gb/s JBOF
PCIe Gen 5
Gen5 Broadcom Host Cards
PCIe Gen5 capable x16 host card. Based on Broadcom’s new **PEX89000 PCIe switch chip this x16 host card has 4, x4 MCIO connectors (special PCI bracket to expose internal MCIO connectors outside the enclosure) and 1, x16 Gen5 receptacle. This host card supports bifurcation down to 8×2’s per/station and is user configurable through onboard CLI commands. Auxiliary power connector available for powering the DUT(s) vs slot supplied power. ***Supports Broadcom’s PEA (PCIe Embedded Analyzer) technology through SerialTek’s iTAP software.
Gen5 U.2 Adapters
Gen5 U.3 Adapters
Gen5 MCIO Cables
- PCIe Gen5 MCIO 4x (SFF-TA-1016) 38P to Multilink Gen5 PCIe U.2 Drive Receptacle (SFF-8639) 68P 1×4 Cable
- PCIe Gen5 MCIO 4x (SFF-TA-1016) 38P to Multilink Gen5 PCIe U.2 Drive Receptacle (SFF-8639) 68P 2×2 Cable
- PCIe Gen5 MCIO 4x (SFF-TA-1016) 38P to Multilink Gen5 PCIe U.3 Drive Receptacle (SFF-8639) 68P 1×4 Cable
- PCIe Gen5 MCIO 4x (SFF-TA-1016) 38P to Multilink Gen5 PCIe U.3 Drive Receptacle (SFF-8639) 68P 2×2 Cable
PCIe Gen 4
OCuLink cables
- Gen4 OCUlink 4x (SFF-8611) 42pin to Multilink PCIe Drive Receptacle (SFF-8639) 68pin U.3 Cable
- Gen4 OCUlink x4 (SFF-8611) *2 to x4 PCIe Drive Receptacle for U.3 (SFF-8639) Cable
- Gen4 x4 OCUlink (SFF-8611) 42P to Ext. HD (SFF-8644) 36P Cable
- OCUlink X4 (SFF-8611) Str. 42P to OCUlink X4 (SFF-8611) Str. 42P Cable
- OCULink x4 42P (SFF-8611) to *2 OCULink x2 42P (SFF-8611) Cable
- OCUlink x8 (SFF-8611) Str. 80-pin to *2 Int. MiniSAS HD (SFF-8643) x4 Str. 36-pin Cable
- OCUlink x8 (SFF-8611) Str. 80-pin to *2 OCUlink x4 (SFF-8611) Str. 42-pin Cable
- OCUlink x8 (SFF-8611) Str. 80P to OCUlink x8 (SFF-8611) Str. 80P Cable
- X4 OCUlink (SFF-8611) to Multilink PCIe4/NVMe Drive (SFF-8639) Cable
SlimSAS cables
- Gen4 SlimSAS 8i (SFF-8654) 74P Str. to *2 OCUlink (SFF-8611) 42P Cable
- Gen4 SlimSAS x8 (SFF-8654) to *2 PCIe Drive Receptacle (SFF-8639) Cable (for U.2, 1×4 only)
- Gen4 SlimSAS x8 (SFF-8654) to *2 PCIe Drive Receptacle (SFF-8639) for U.3 Cable (1×4 Only)
- Slimline x4 (SFF-8654) Str. 38-pin to Int. MiniSAS HD (SFF-8643) x4 Str. 36-pin Cable
- Slimline x4 (SFF-8654) Str. 38-pin to Slimline x4 (SFF-8654) Str. 38-pin Cable
- Slimline x8 (SFF-8654) Str. 74-pin to *2 Slimline x4 (SFF-8654) Str. 38-pin Cable
- Slimline x8 (SFF-8654) Str. 74-pin to Slimline x8 (SFF-8654) Str. 74-pin Cable
- SlimSAS x8 (SFF-8654) 74P to *2 Int. HD (SFF-8643) 36P Cable
- SlimSAS X8 (SFF-8654) 74P to *2 MiniSAS HD (SFF-8674) Cable
SFF-8644 cables
- Gen4, *2 Ext. HD (SFF-8644) to *1 Multilink PCIe (SFF-8639) U.2 Cable
- Gen4, *2 Ext. HD (SFF-8644) to *1 Multilink PCIe (SFF-8639) U.3 Cable
- PCIe Gen4 Ext. HD (SFF-8644) to Ext. HD (SFF-8644) Cable
- PCIe Gen4 Ext. HD (SFF-8644/SFF-8674) to Ext. HD (SFF-8644/SFF-8674) Cable
- PCIe/NVMe Gen4 Ext. HD (SFF-8644) 36P to Multilink PCIe Drive Receptacle (SFF-8639) U.2 Cable (1×4)
- PCIe/NVMe Gen4 Ext. HD (SFF-8644) 36P to Multilink PCIe Drive Receptacle (SFF-8639) U.2 Cable (2×2)
- PCIe/NVMe Gen4 Ext. HD (SFF-8644) 36P to Multilink PCIe Drive Receptacle (SFF-8639) U.3 Cable (1×4)
- PCIe/NVMe Gen4 Ext. HD (SFF-8644) 36P to Multilink PCIe Drive Receptacle (SFF-8639) U.3 Cable (2×2)
- SlimSAS X8 (SFF-8654) 74P to *2 MiniSAS HD (SFF-8674) Cable
EDSFF/GenZ Cables
- Gen4 EDSFF 1C (SFF-TA-1009) 56P to Multilink Drive Plug (SFF-8639) U.2 68P Cable
- Gen4 EDSFF 1C (SFF-TA-1009) 56P to Multilink Drive Plug (SFF-8639) U.3 68P Cable
- Gen4 EDSFF Female 56P Receptacle (SFF-1002) to EDSFF Male Plug 56P custom offset PCB Extension Cable
- Gen4 PCIe/NVMe Dual Port, *2 x4 OCUlink (SFF-8611) to *1 EDSFF GenZ receptacle (SFF-1002) 56P Cable
- PCIe Gen4 Ext. HD (SFF-8674) 36P to 1C EDSFF (SFF-TA-1009) 56P Cable
Other Gen4 Cables
Gen4 Adapters
Gen4 U.2 Adapters
- Gen4 PCIe U.2 – dual x2 M.2 Adapter Board
- PCIe Gen4 Oculink SFF-8611 – U.2 Adapter
- PCIe Gen4 SFF-8644 – U.2 Adapter
- PCIe Gen4 U.2 Dual-Port Lane Reversal Adapters (KIT)
- PCIe Gen4 U.2 to M.2 Adapter
- PCIe Gen4 U.2 to M.2 Adapter w/ Microcontroller
- PCIe Gen4 x4 to U.2 Horizontal Adapter
- PCIe Gen4 x4 to U.2 Vertical Adapter
Gen4 U.3 Adapters
Gen4 other Adapters
- PCIe Gen4 x1 to x16 Adapter
- PCIe Gen4 x16 SFF-8674 – AIC Slot Fixture
- PCIe Gen4 x4 Slot – M.2 Adapter
- PCIe Gen4 x4 slot – M.2 with secondary power (15pin SATA) and microUSB based microprocessor CLI
- PCIe Gen4 x4 Slot to Oculink Passive Adapter
- PCIe Gen4 x4 Slot to SFF-8644 Passive Adapter
- PCIe Gen4 x4 to x16 Adapter
- PCIe Gen4 x8 to x16 Adapter
Gen4 Host cards
Gen4 Broadcom Host Cards
Gen4 PCIe x16 external host card with Broadcom Atlas B0 PCIe switch w/1×4 SFF-8644 receptacles. Supports PCI Sig and direct attach modes. Supports 1×16, 2×8, 4×4 and 8×2 configurations.
Gen4 Microsemi Host Cards
Gen4 PCIe x8 internal/external host card with Microchip PM40028 PCIe switch w/ SFF-8644 and SFF-8674 receptacles. Supports PCI Sig and direct attach modes. Supports 1×8, 2×4 and 4×2 configurations.
Gen4 Retimer Cards
PCIe Gen4 x16 Retimer Host Board, based on the PT4161L x16 PCIe 4.0 Smart Retimers from Astera Labs. Supports common clock (direct attach), hot-plug, SRNS & ***SRIS as well as bifurcation. ***Host BIOS must support SRIS natively. Only bifurcates down to the minimum lane count as the host system BIOS.
Gen4 JBOFs (Gen4 Enclosures)
U.2 JBOFs (U.2 Enclosures)
U.3 JBOFs (U.3 Enclosures)
PCIE GEN3
PCIe Gen3 cables
- INT. HD (SFF-8643) TO MULTILINK 68-PIN (SFF-8639) W/15-PIN SATA POWER CABLE
- INT. HD (SFF-8643) X8 72-PIN TO *2 EXT. HD (SFF-8644) 36-PIN 1M CABLE
- INT. MINISAS HD 4I (SFF-8643) – X4 OCULINK (SFF-8612) CABLE
- SA-PE4X
- *2 EXT. HD (SFF-8644) TO *1 GEN3 MULTILINK PCIE (SFF-8639) CABLE
- EXT. HD (SFF-8644) TO *1 GEN3 MULTILINK PCIE (SFF-8639) CABLE
- EXT. HD (SFF-8644) TO EXT. HD (SFF-8644) CABLE
- INT. HD (SFF-8643) 4I TO INT. HD (SFF-8643) 4I CABLE
- SFF-8639 FEMALE TO SFF-8639 MALE EXTENSION CABLE
PCIe Gen3 24bay JBOF
Features
- Operates at up to 512Gb/s at PCIe Gen 3 speeds
- 24 NVMe drive hot swappable
- Hot swap JBOD hot controller
- Hot swappable Fan
- Hot swappable power supply
- Chassis monitoring
- OEM bezel /w filter optional by request
- Can apply for NEBS Class 2 or Class 3
PCIe Gen3 24 Port 1x4 Test box
- 24 tool-less, 2.5″, drive fixtures w/individual, replaceable interposers.
- Fixtures fit all thicknesses of 2.5″ HDD/SSD. (2 fixture versions are available)
- Individual activity LED on each slot
- Individual power on/off control via CLI through USB/Telnet/Ethernet
- Individual voltage/current measurement via CLI through USB/Telnet/Ethernet
- Dual, PLX9781 based Capella 2 switch boards configured to1 or 2 x16 in and 12, x4 out with 3 different modes of operation. The Capella 2 silicon can support both SRIS and hot plug when enabled. Each switch board w/x16 in connects to 12, x4 SFF based PCIe/NVMe devices. PCIe/NVMe switches are configured to x16 or less in. This means that x4 or x8 or x16 in will automatically connect to the 12, x4 SFF devices.
- 19″ rack mountable configuration
- (4) 4” 65cfm cooling fans
- Available for Gen1, Gen2 and Gen3 PCIe/NVMe
- Box dimensions: 16″ x 16″ x 19″
- **Supports surprise hot plug in both Windows and Linux
PCIe Gen3 12 Port 2x2 Test box
- 12 tool-less, 2.5”, drive fixtures w/individual, replaceable interposers. Fixtures fit all thicknesses of 2.5” HDD/SSD. (2 fixture versions are available)
- Individual activity LED on each slot
- Individual power on/off control via CLI through USB/Telnet/Ethernet
- Individual voltage/current measurement via CLI through USB/Telnet/Ethernet
- Dual, PLX9765 based Capella 2 switch boards configured to x16 in and 12, x4 out (only x2 per/x4 lane is used). The Capella 2 silicon can support both SRIS and hot plug when enabled. Each switch board w/x16 in connects to 12, x4 SFF based PCIe/NVMe devices. PCIe/NVMe switches are configured to x16 or less in. This means that x4 or x8 or x16 in will automatically connect to the 12, x2 SFF devices. Primary ports connect to 1 switch board while the secondary ports connect to the other switch. Simultaneouly communicate with 12 primary x2 ports and 12 secondary x2 from different hosts.
- 19” rack mountable configuration
- (4) 4” 65cfm cooling fans
- Available for Gen1, Gen2 and Gen3 PCIe/NVMe
- Box dimensions: 11” x 16” x 19”
- **Supports surprise hot plug in both Windows and Linux
PCIe Gen3 PLX based Host cards
PCIe x16 Gen 3 switch-based cable adapter integrates Broadcom Technologies ExpressFabric PEX9733/9716 Capella 2, a fully non-blocking and low-latency, 33/16-lane, 9-Port PCI Express Gen 3 switch.
PCIe Gen3 Microsemi Host card
PCIe Gen3 Switch
The PCI-SWG3-024E switch enables users the ability to create a scalable PCIe fabric solution using standard PCIe copper or fiber cables. PCIe solutions running over back planes can now easily be enabled to run over external cables. Larger PCIe configurations can be realized by interconnecting multiple PCI-SWG3-024E switches. By loading the appropriate firmware, the PCI-SWG3-024E supports both transparent and non-transparent bridging (NTB) use cases for clustering and I/O expansion applications.
OCuLink Cables
Serial Cables, LLC newest rollout of next generation cables to support Gen 3 and future Gen 4 PCIe and SAS4 storage equipment applications. Up to 24Gb/s supported speeds and the newest ultra-low-profile connectors allow users the greatest flexibility and highest density applications in the storage industry. Our innovative designs will help your customers achieve the shortest time to market while guaranteeing a robust and uniquely built product capable of taking their solutions to the next level.
Slimline Cables
Serial Cables, LLC newest rollout of next generation cables to support Gen 3 and future Gen 4 PCIe and SAS4 storage equipment applications. Up to 24Gb/s supported speeds and the newest ultra low profile connectors allow users the greatest flexibility and highest density applications in the storage industry. Our innovative designs will help your customers achieve the shortest time to market while guaranteeing a robust and uniquely built product capable of taking their solutions to the next level.
Multi-Protocol U.2 Test System
The Serial Cables Multi-protocol (SATA/SAS & PCIe/NVMe) Drive Test system is composed of the base 8, 16 or 24 slot test system configurations and for PCIe/NVMe an additional PCIe switch enclosure is required. The switch enclosure contains two Microsemi PCIe Gen3 PFX8535 switches.
12Gb/s SAS Products
HD Mini-SAS Cables (12Gb/s)
- *2 EXT. HD MINISAS (SFF-8644) TO *4 12G SAS DRIVE (SFF-8680) CABLE
- EXT. HD MINISAS (SFF-8644) – EXT. HD MINISAS (SFF-8644) CABLE
- EXT. MINISAS HD (SFF-8644) TO QSFP+ CABLE
- HD MINISAS EXT. (SFF-8644) TO HD MINISAS INT. (SFF-8643) CABLE
- HD MINISAS INT. (SFF-8643) TO HD MINISAS INT. (SFF-8643) 12GB/S SAS CABLE
- INT. HD MINISAS (SFF-8643) RIGHT ANGLE TO INT. HD MINISAS (SFF-8643) RIGHT ANGLE CABLE
- INT. MINI SAS HD 4X (SFF-8643) TO *2 12G SAS 29-PIN FEMALE (SFF-8680) CABLE
- INT. MINISAS HD (SFF-8643) TO *4 PORT 12G SAS DRIVE (SFF-8680) CABLE
HD Mini-SAS Adapters
12Gb/s Capable JBOD’s
8bay, DAS JBOD
The Serial Cables SA-ENC12G-01A 8-port SAS/SATA Direct Attached Storage (DAS) JBOD enables an easy upgrade to your business network’s needs; adding up to 32TB of storage using 4TB drives, and an incredible throughput of up to 1200MB/s (100% Sequential Reads) when using the latest technology SAS 12G SSDs.
Accessories: Rackmount Trays for 8bay JBOD
Rackmount Trays for 8bay JBOD
24bay 2.5" DAS JBOD
- 24, 2.5” drive trays that will fit any width 2.5” HDD/SSD in a 2u height, 19” rack mountable chassis.
- Individual LED activity light on each tray (light pipe from backplane)
- 12Gb/s backplane using SFF-8680 drive connectors and SFF-8643 internal HD MiniSAS receptacles.
- External connection is SFF-8644 HD MiniSAS receptacles
- Available as a direct attach storage enclosure
- Redundant power supplies
- 1 year limited warranty
6Gb/s SAS Products
Active Mini-SAS Cables
Ext HD Mini-SAS Cables (IPass+)
External Mini-SAS Cables
Int. HD Mini-SAS Cables (IPass+)
Internal Mini-SAS Cables
Mini-SAS adapters
SAS Cables
Test Adapters & Fixtures
PCIe Adapters and Fixtures
The 8639-TPA-PR test adapter or test fixture kit facilitates Source and Sink compliance testing for SFF-Hosts and Devices. These SFF-8639 fixtures utilize the multifunctional connector system supporting single/dual port SATA, dual and MultiLink SAS, and/or up to four (4) port PCIe device configurations. The SFF-8639 receptacle fixture will accept devices with plug connectors that are in accordance with SFF-8482, SFF-8630, and SFF-8680.
M.2 Socket 3
The PCIe M.2 Socket 3 test adapter or test fixture kit facilitates Device and Host compliance testing for PCIe M.2 Socket 3 Source and Sink devices.
M.2 Socket 2
The PCIe M.2 Socket 2 test adapter or test fixture kit facilitates Device and Host compliance testing for PCIe M.2 Socket 2 Source and Sink devices.
SAS Adapters and Fixtures
Mini SAS HD
The MSASHD-TPAR-PRC Mini-SAS HD test adapter or test fixture kit will facilitate Host and Device compliance testing for Mini-SAS HD Source and Sink devices.