Name: IBM EXP3524 Storage Expansion
Brand: IBM
SKU: 1746-A4E

1746-A4E ✓ Verified by PartsTable

IBM · IT_GENERAL · IT_UNCLASSIFIED

WHAT YOU NEED TO KNOW

Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel

Confirm exact part number — similar PNs may be different parts

PRODUCT OVERVIEW

IBM EXP3524 STORAGE EXPANSION

The IBM EXP3524 Storage Expansion is a IBM industrial component. Key specifications include System: SLC 500, Mounting: DIN rail or panel, Power Supply: Integrated, Status Indicators: Power, fault LEDs. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 7025-01-627-2209, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS

IT_GENERAL→ IT_UNCLASSIFIED→ 1746-A4E

NSN: 7025-01-627-2209
FSC: 7025
CAGE: 3SYJ2 — IBM WORLD TRADE CORPORATION DBA IBM (USA)

SPECIFICATIONS

Slots	4
System	SLC 500
Mounting	DIN rail or panel
Power Supply	Integrated
Status Indicators	Power, fault LEDs
NSN	7025-01-627-2209

COMPONENT DIAGRAM

KEY FEATURES

•

VOLTAGE IN VOLTS AND CURRENT TYPE: 90.0 AC AND 264.0 AC

TECHNICAL CHARACTERISTICS (FLIS)

VOLTAGE IN VOLTS AND CURRENT TYPE	90.0 AC AND 264.0 AC
OVERALL WIDTH	18.990 INCHES NOMINAL IN
PART NAME ASSIGNED BY CONTROLLING AGENCY	EXPRESS STORAGE EXPANSION
OVERALL HEIGHT	3.390 INCHES NOMINAL IN
OVERALL LENGTH	21.720 INCHES NOMINAL IN
VOLTAGE IN VOLTS AND CURRENT TYPE	90.0 AC AND 264.0 AC
OVERALL WIDTH	18.990 INCHES NOMINAL IN
PART NAME ASSIGNED BY CONTROLLING AGENCY	EXPRESS STORAGE EXPANSION
OVERALL HEIGHT	3.390 INCHES NOMINAL IN
OVERALL LENGTH	21.720 INCHES NOMINAL IN

VERIFIED SUBSTITUTES & CROSS-REFERENCES 2

91944416Interchangeable

Same NIIN cross-reference

interchangeable

1746-E4ACompatible

IBM EXP3524 SAS 6G 24xSFF Single ESM Expansion Shelf

compatible

LIFECYCLE

StatusACTIVE

AvailabilityOEM and secondary market

RoHS CompliantEAR99ESD SensitiveNot HAZMAT

THIS PART SUBSTITUTES FOR 1

1746-E4ASUBSTITUTE

IBM EXP3524 SAS 6G 24xSFF Single ESM Expansion Shelf

IBM

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FREQUENTLY ASKED QUESTIONS

What is 1746-A4E?

1746-A4E is a IBM EXP3524 Storage Expansion manufactured by IBM. It is classified as a IT_GENERAL (IT_UNCLASSIFIED).

What parts can replace 1746-A4E?

There are 2 known substitutes for 1746-A4E: 91944416, 1746-E4A. Substitute compatibility should be verified for your specific system.

What is the NSN for 1746-A4E?

1746-A4E is cataloged in the Federal Logistics Information System (FLIS) under NSN 7025-01-627-2209. This indicates validated use in U.S. government and defense supply chains.

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