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LENOVO 4Y37A78600 RAID 940-16I 4GB FL
Mfg Part Number: 4Y37A78600 , Item #: 4535713
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Price: $2,501.54
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Last Updated: Nov 29, 2025
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The ThinkSystem RAID 940 family of PCIe 4.0 12 Gbps SAS RAID controllers are high-performance RAID-on-chip (ROC) server adapters for connectivity to drives internal to the server. These adapters support RAID levels 0, 1, 10, 5, 50, 6 and 60, and include an extensive list of RAS and management features.
Main Specification
| General Information | |
| Manufacturer | Lenovo Group Limited |
| Manufacturer Part Number | 4Y37A78600 |
| Manufacturer Website Address | http://www.lenovo.com/us/en/ |
| Brand Name | Lenovo |
| Product Model | RAID 940-16i |
| Product Name | ThinkSystem RAID 940-16i 4GB Flash PCIe Gen4 12Gb Adapter |
| Product Type | SAS Controller |
| Technical Information | |
| Host Interface | PCI Express 4.0 x8 |
| Controller Type | 12Gb/s SAS |
| RAID Supported | Yes |
| RAID Levels | 10 |
| RAID Levels | 5 |
| RAID Levels | JBOD |
| RAID Levels | 6 |
| RAID Levels | 1 |
| RAID Levels | 50 |
| RAID Levels | 60 |
| RAID Levels | 0 |
| Data Backup Type | Flash Backed Cache |
| Device Supported | Server |
| Operating System Supported | VMware ESXi 6.7 |
| Operating System Supported | Red Hat Enterprise Linux 8 |
| Operating System Supported | Red Hat Enterprise Linux 7.6 |
| Operating System Supported | Red Hat Enterprise Linux 8.2 |
| Operating System Supported | VMware ESXi 7.0 U1 |
| Operating System Supported | SuSE Linux Enterprise Server 15 |
| Operating System Supported | VMware ESXi 7.0 U2 |
| Operating System Supported | Red Hat Enterprise Linux 7.8 |
| Operating System Supported | VMware ESXi 6.7 U1 |
| Operating System Supported | SUSE Linux Enterprise Server 15 SP3 |
| Operating System Supported | SUSE Linux Enterprise Server 15 SP2 |
| Operating System Supported | Red Hat Enterprise Linux 8.3 |
| Operating System Supported | Red Hat Enterprise Linux 8.1 |
| Operating System Supported | Windows Server 2022 |
| Operating System Supported | Windows Server 2019 |
| Operating System Supported | VMware ESXi 6.7 U3 |
| Operating System Supported | VMware ESXi 7.0 U3 |
| Operating System Supported | SUSE Linux Enterprise Server 12 SP3 |
| Operating System Supported | Red Hat Enterprise Linux 7.9 |
| Operating System Supported | SUSE Linux Enterprise Server 12 SP5 |
| Operating System Supported | Red Hat Enterprise Linux 8.4 |
| Operating System Supported | Ubuntu 20.04 LTS |
| Operating System Supported | SUSE Linux Enterprise Server 15 SP1 |
| Operating System Supported | Windows Server 2016 |
| Operating System Supported | Ubuntu 18.04 LTS |
| Operating System Supported | Red Hat Enterprise Linux 7.7 |
| Operating System Supported | Red Hat Enterprise Linux 8.5 |
| Operating System Supported | SUSE Linux Enterprise Server 12 SP4 |
| Operating System Supported | VMware ESXi 6.7 U2 |
| Memory | |
| Cache Memory | 4 GB |
| Interfaces/Ports | |
| Total Number of SAS Ports | 16 |
| Number of SAS Ports (Internal) | 16 |
| SAS Connector Details | Two x8 SFF-8654 |
| Physical Characteristics | |
| Form Factor | Plug-in Card |
| Miscellaneous | |
| Platform Supported | PC |
WARNING:: The plastic used in cable products can expose you to lead and lead components,
chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm.
For more information go to www.P65Warnings.ca.gov
