Lenovo 4Y37A78834 RAID controller PCI Express x8 12 Gbit/s

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Quick Overview
ThinkSystem RAID 540-8i PCIe Gen4 12Gb Adapter
The ThinkSystem RAID 540 PCIe Gen4 12Gb Adapters are an entry-level 12 Gb SAS/SATA family of internal RAID adapters that offer a cost-effective RAID solution for small to medium business customers These cacheless adapters support RAID levels 0 1 and 10 and include an extensive list of RAS and management features

This product guide provides essential presales information to understand the RAID 540 adapters and their key features specifications and compatibility This guide is intended for technical specialists sales specialists sales engineers IT architects and other IT professionals who want to learn more about the adapters and consider their use in IT solutions

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Ports & interfaces

Supported storage drive interfacesPCI Express 4.0
Host interfacePCI Express x8


RAID levels0, 1, 10
Data transfer rate12 Gbit/s
SSD supportYes
JBOD functionYes
S.M.A.R.T. supportYes
Number of devices supported8
CertificationUSA (FCC 47 CFR part 15 Subpart B, class B) Canada (ICES -003, Class B) Taiwan (CNS 13438) Japan (VCCI V-3) Australia/New Zealand (AS/NZS CISPR 22) Korea (RRA no 2013-24 & 25) Europe (EN55022/EN55024) Safety: EN/IEC/ UL 60950; RoHS; WEEE

Operational conditions

Operating temperature (T-T)10 - 55 °C
Storage temperature (T-T)-40 - 70 °C
Operating relative humidity (H-H)20 - 90%
Storage relative humidity (H-H)5 - 95%