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4XC0G88850 — Lenovo 4XC0G88850 RAID controller PCI Express x8 3.0 12 Gbit/s

Lenovo · RAID CONTROLLER
PRODUCT OVERVIEW

4XC0G88850: Lenovo 4XC0G88850 RAID controller PCI Express x8 3.0 12 Gbit/s.

ThinkServer RAID 520i Adapter The ThinkServer RAID 520i Adapter is an entry-level 12 Gb SAS/SATA I/O Controller (IOC) that offers a cost-effective internal RAID solution for small to medium business customers. The adapter supports RAID levels 0, 1 and 10 standard with an option to support cacheless RAID 5 and 50 with the addition of a hardware key. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

SPECIFICATIONS
Part Number4XC0G88850
ManufacturerLenovo
Capacity12GB
MORE FROM LENOVO
Popular Lenovo machine pages — browsing only, not a fit claim for 4XC0G88850.
ThinkSystem SR650 V1 ThinkSystem SR650 V2 ThinkSystem SR630 V1 ThinkSystem SR630 V2 System x3650 M5 System x3550 M5 ThinkServer RD550 System x IBM System x3650 M4 ThinkServer RD650 SD530 System x3500 M4 ThinkServer RD350
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COMPONENT DIAGRAM
RAID ASIC CACHE FBWC SAS 0 SAS 1 SAS 2 SAS 3 BATT EXT 0 EXT 1 PCIe x8 ~187 mm STORAGE CONTROLLER | RAID 0,1,5,6,10 | PCIe SAS/SATA | FBWC cache | Battery backup connector | TITLE RAID CTRL PN 4XC0G88850 MFR Lenovo Lenovo 4XC0G88850 RAID controller PCI Ex
KEY FEATURES
•
12GB Capacity
•
Generation 88850 Platform
TYPICAL APPLICATIONS
  • Hardware RAID acceleration for enterprise storage
  • Data protection and parity management
  • Cache-backed write acceleration
  • Storage tiering and SSD caching
SUBSTITUTES & CROSS-REFERENCES 1
00FC631CompatiblePARTNER
IBM SAS 12G RAID 520i SAS/SATA Zero Cache 2-Port INT SFF-8643 PCI-E-3.0x8 LSI 9340-8i Controller for ThinkServer RD/TD - FRU
compatible
LIFECYCLE

No lifecycle data available.

THIS PART SUBSTITUTES FOR 1
00FC631SUBSTITUTE
IBM SAS 12G RAID 520i SAS/SATA Zero Cache 2-Port INT SFF-8643 PCI-E-3.0x8 LSI 9340-8i Controller for ThinkServer RD/TD - Option
LENOVO
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FREQUENTLY ASKED QUESTIONS
What is 4XC0G88850?
4XC0G88850 is a Lenovo 4XC0G88850 RAID controller PCI Express x8 3.0 12 Gbit/s manufactured by Lenovo.
What parts can replace 4XC0G88850?
There is 1 known substitute for 4XC0G88850: 00FC631. Substitute compatibility should be verified for your specific system.
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PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.