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Technical Data Sheet
CS1238 ✓ Verified by PartsTable
· MRO · MRO_GENERAL
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

The CAPACITOR,FIXED,ELECTROLYTIC is a the manufacturer cache protection component designed to preserve data integrity during power loss events in enterprise server and storage controller environments. Key specifications include material: GLASS CASE, anode_type: ETCHED FOIL, body_style: W/THD MTG HOLE(S)/STUD(S) TERMINAL(S) ON ONE SURFACE, body_width: 0.880 INCHES NOMINAL IN, body_height: 2.250 INCHES NOMINAL IN, body_length: 2.900 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5910-00-235-8930, 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 CS1238
NSN: 5910-00-235-8930
FSC: 5910
CAGE: 26769 — SPRAGUE PALM BEACH INC A VISHAY/SPRAGUE CO (USA)
SPECIFICATIONS
materialGLASS CASE
anode_typeETCHED FOIL
body_styleW/THD MTG HOLE(S)/STUD(S) TERMINAL(S) ON ONE SURFACE
body_width0.880 INCHES NOMINAL IN
body_height2.250 INCHES NOMINAL IN
body_length2.900 INCHES NOMINAL IN
section_quantity2
nominal_thread_size0.138 INCHES IN
reliability_indicatorNOT ESTABLISHED
electrical_polarizationPOLARIZED
nonderated_operating_temp-55.0 CELSIUS MINIMUM AND 85.0 CELSIUS MAXIMUM DEGC
terminal_surface_treatmentSOLDER
NSN5910-00-235-8930
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CAPACITOR,FIXED,ELECTROLYTIC TITLE COMPONENT PN CS1238 MFR CAPACITOR,FIXED,ELECTR
KEY FEATURES
DC LEAKAGE AT REFERENCE TEMP: 45.000 MICROAMPERES
TERMINAL SURFACE TREATMENT: SOLDER
MATERIAL: GLASS CASE
CAPACITIVE ELECTRODE MATERIAL: TANTALUM
BODY LENGTH: 2.900 INCHES NOMINAL IN
MOUNTING FACILITY SCREW THREAD SERIES DESIGNATOR: UNIFIED NATIONAL COARSE (UNC)
BODY STYLE: W/THD MTG HOLE(S)/STUD(S) TERMINAL(S) ON ONE SURFACE
TERMINAL TYPE AND QUANTITY: 4 TAB, SOLDER LUG
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)
DC LEAKAGE AT REFERENCE TEMP45.000 MICROAMPERES
TERMINAL SURFACE TREATMENTSOLDER
MATERIALGLASS CASE
CAPACITIVE ELECTRODE MATERIALTANTALUM
BODY LENGTH2.900 INCHES NOMINAL IN
MOUNTING FACILITY SCREW THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
BODY STYLEW/THD MTG HOLE(S)/STUD(S) TERMINAL(S) ON ONE SURFACE
TERMINAL TYPE AND QUANTITY4 TAB, SOLDER LUG
RELIABILITY INDICATORNOT ESTABLISHED
NOMINAL THREAD SIZE0.138 INCHES IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 20
M161Interchangeable
interchangeable cross-reference
interchangeable
P550700Interchangeable
interchangeable cross-reference
interchangeable
PT-480Interchangeable
interchangeable cross-reference
interchangeable
C1701Interchangeable
interchangeable cross-reference
interchangeable
A1-25Interchangeable
interchangeable cross-reference
interchangeable
52008Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is CS1238?
CS1238 is a CAPACITOR,FIXED,ELECTROLYTIC. It is classified as a MRO (MRO_GENERAL).
What parts can replace CS1238?
There are 20 known substitutes for CS1238: M161, P550700, PT-480 and 17 more. Substitute compatibility should be verified for your specific system.
What is the NSN for CS1238?
CS1238 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5910-00-235-8930. This indicates validated use in U.S. government and defense supply chains.
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