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26K7949 ✓ Verified by PartsTable
IBM · CONTROLLER · RAID_HBA
WHAT YOU NEED TO KNOW
RAID HBAs — always confirm bracket height (full or half). Ship unlocked with test reports. Our edge: we can verify specific firmware versions. Key checks: Ship with test reports. Ship UNLOCKED.
Firmware must match server
PRODUCT OVERVIEW

The IBM DS4700 70A controller is a IBM industrial component. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels. Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
CONTROLLER→ RAID_HBA→ 26K7949
SPECIFICATIONS
Part Number26K7949
ManufacturerIBM
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 26K7949 MFR IBM IBM DS4700 70A controller
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
39M5896Compatible
IBM DS4700 FC 4Gb 2-Port Host/2-Port Drive 1Gb Cache Model 70 Controller - FRU
compatible
42D3347Compatible
IBM DS4700 FC 4Gb 2-Port Host/2-Port Drive 1Gb Cache Model 70 Controller - P/N
compatible
44X2422Compatible
IBM DS4700 FC 4Gb 2-Port Host/2-Port Drive 1Gb Cache Model 70 Controller - P/N
compatible
44X2423Compatible
IBM DS4700 FC 4Gb 2-Port Host/2-Port Drive 1Gb Cache Model 70 Controller - FRU
compatible
LIFECYCLE
StatusUNKNOWN
Availability—
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
THIS PART SUBSTITUTES FOR 2
39M5896SUBSTITUTE
IBM DS4700 FC 4Gb 2-Port Host/2-Port Drive 1Gb Cache Model 70 Controller - P/N
IBM
42D3347SUBSTITUTE
IBM DS4700 FC 4Gb 2-Port Host/2-Port Drive 1Gb Cache Model 70 Controller - P/N
IBM
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FREQUENTLY ASKED QUESTIONS
What is 26K7949?
26K7949 is a IBM DS4700 70A controller manufactured by IBM. It is classified as a CONTROLLER (RAID_HBA).
What parts can replace 26K7949?
There are 4 known substitutes for 26K7949: 39M5896, 42D3347, 44X2422 and 1 more. Substitute compatibility should be verified for your specific system.
Is 26K7949 still available?
26K7949 is currently Unknown.
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Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
Last verified: July 2026