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Technical Data Sheet
PartsTable / MRO / SL4
SL4 ✓ Verified by PartsTable
LG · MRO · MRO_GENERAL
WHAT YOU NEED TO KNOW
SAS cables have specific lane counts: 4i (internal) or 4e (external) Cable length matters — too short won't reach, too long creates clutter
Verify connector type on BOTH ends — many SAS cables are asymmetric
PRODUCT OVERVIEW

The CAPACITOR,FIXED,ELECTROLYTIC is a LG cache protection component designed to preserve data integrity during power loss events in enterprise server and storage controller environments. Key specifications include overall_length: 19.125 INCHES NOMINAL IN, drive_end_shape: SQUARE SINGLE END EXTERNAL, style_designator: BRACE WITH SINGLE REVOLVING GRIP, surface_treatment: CHROMIUM OVERALL, drive_surface_size: 0.5 INCHES NOMINAL SINGLE END IN, part_name_assigned_by_controlling_agency: LOCKING SPEEDER DRIVE HANDLE. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5999-01-017-5151, 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
MRO→ MRO_GENERAL→ SL4
NSN: 5999-01-017-5151
FSC: 5999
CAGE: 51918 — SCHNEIDER ELECTRIC USA, INC. (USA)
SPECIFICATIONS
overall_length19.125 INCHES NOMINAL IN
drive_end_shapeSQUARE SINGLE END EXTERNAL
style_designatorBRACE WITH SINGLE REVOLVING GRIP
surface_treatmentCHROMIUM OVERALL
drive_surface_size0.5 INCHES NOMINAL SINGLE END IN
part_name_assigned_by_controlling_agencyLOCKING SPEEDER DRIVE HANDLE
NSN5999-01-017-5151
COMPONENT DIAGRAM
CONN A SFF-8482 CONN B SFF-8087 LENGTH: SAS CABLE ASSEMBLY | SFF-8482 to SFF-8087 Cable length: | SAS | Shielded TITLE CABLE ASSY PN SL4 MFR LG CAPACITOR,FIXED,ELECTROLYTIC
KEY FEATURES
•
COMPONENT DOCUMENT ORIGIN: INDUSTRIAL
TYPICAL APPLICATIONS
  • RAID cache protection during power loss events
  • Write-back cache enablement for storage controllers
  • Enterprise server data integrity assurance
  • Hot-swap battery/capacitor replacement in production
TECHNICAL CHARACTERISTICS (FLIS)
COMPONENT DOCUMENT ORIGININDUSTRIAL
COMPONENT DOCUMENT ORIGININDUSTRIAL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 16
BS1192PC30Interchangeable
interchangeable cross-reference
interchangeable
SL4Interchangeable
interchangeable cross-reference
interchangeable
8705164Interchangeable
interchangeable cross-reference
interchangeable
207A441PC3Interchangeable
interchangeable cross-reference
interchangeable
S54Interchangeable
interchangeable cross-reference
interchangeable
K520Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is SL4?
SL4 is a CAPACITOR,FIXED,ELECTROLYTIC manufactured by LG. It is classified as a MRO (MRO_GENERAL).
What parts can replace SL4?
There are 16 known substitutes for SL4: BS1192PC30, SL4, 8705164 and 13 more. Substitute compatibility should be verified for your specific system.
Is SL4 still available?
SL4 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026