ULB1E221M — CAPACITOR,FIXED,ELECTROLYTIC

✓ Government record, cited

— · MRO · MRO_GENERAL

PRODUCT OVERVIEW

ULB1E221M: CAPACITOR,FIXED,ELECTROLYTIC.

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 body_style: W/O MTG FACILITIES, TERMINAL(S) ON ONE END, body_length: 0.630 INCHES NOMINAL IN, body_diameter: 0.394 INCHES NOMINAL IN, terminal_length: 0.750 INCHES MINIMUM IN, terminal_diameter: 0.024 INCHES NOMINAL IN, reliability_indicator: NOT ESTABLISHED. This part is cataloged in the U.S.

Government catalog under NSN 5910-01-155-1100, 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→ ULB1E221M

NSN: 5910-01-155-1100
FSC: 5910 — Capacitors
CAGE: 55680 — NICHICON AMERICA CORP (USA)

SPECIFICATIONS

body_style	W/O MTG FACILITIES, TERMINAL(S) ON ONE END
body_length	0.630 INCHES NOMINAL IN
body_diameter	0.394 INCHES NOMINAL IN
terminal_length	0.750 INCHES MINIMUM IN
terminal_diameter	0.024 INCHES NOMINAL IN
reliability_indicator	NOT ESTABLISHED
electrical_polarization	POLARIZED
case_insulation_material	PLASTIC
nonderated_operating_temp	-40.0 CELSIUS MINIMUM AND 85.0 CELSIUS MAXIMUM DEGC
terminal_surface_treatment	SOLDER
terminal_type_and_quantity	2 UNINSULATED WIRE LEAD
tolerance_range_per_section	-20.00 TO 20.00 PERCENT SINGLE SECTION
NSN	5910-01-155-1100

COMPONENT DIAGRAM

KEY FEATURES

•

BODY DIAMETER: 0.394 INCHES NOMINAL IN

•

TERMINAL DIAMETER: 0.024 INCHES NOMINAL IN

•

BODY STYLE: W/O MTG FACILITIES, TERMINAL(S) ON ONE END

•

TOLERANCE RANGE PER SECTION: -20.00 TO 20.00 PERCENT SINGLE SECTION

•

NONDERATED OPERATING TEMP: -40.0 CELSIUS MINIMUM AND 85.0 CELSIUS MAXIMUM DEGC

•

TERMINAL SURFACE TREATMENT: SOLDER

•

TERMINAL LENGTH: 0.750 INCHES MINIMUM IN

•

ELECTRICAL POLARIZATION: POLARIZED

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

BODY DIAMETER	0.394 INCHES NOMINAL IN
TERMINAL DIAMETER	0.024 INCHES NOMINAL IN
BODY STYLE	W/O MTG FACILITIES, TERMINAL(S) ON ONE END
TOLERANCE RANGE PER SECTION	-20.00 TO 20.00 PERCENT SINGLE SECTION
NONDERATED OPERATING TEMP	-40.0 CELSIUS MINIMUM AND 85.0 CELSIUS MAXIMUM DEGC
TERMINAL SURFACE TREATMENT	SOLDER
TERMINAL LENGTH	0.750 INCHES MINIMUM IN
ELECTRICAL POLARIZATION	POLARIZED
CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO DIAMETER	0.197 INCHES NOMINAL IN
NONDERATED CONTINUOUS VOLTAGE RATING AND TYPE PER SECTION	25.0 DC SINGLE SECTION

OTHER ITEMS IN FSC 5910 — Capacitors

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

5910-00-000-1038 5910-00-000-1049 5910-00-000-1080 5910-00-000-6838 5910-00-001-1913 5910-00-001-2576 5910-00-001-2577 5910-00-001-2578

SUBSTITUTES & CROSS-REFERENCES 3

513D227M025CD4Reference document

Same NSN cross-reference

Reference document — Design control — primary reference

SMC25VB221M10X16Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

503D227M025NCReference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is ULB1E221M?

ULB1E221M is a CAPACITOR,FIXED,ELECTROLYTIC. It is classified as a MRO (MRO_GENERAL).

What parts can replace ULB1E221M?

There are 3 known substitutes for ULB1E221M: 513D227M025CD4, SMC25VB221M10X16, 503D227M025NC. Substitute compatibility should be verified for your specific system.

What is the NSN for ULB1E221M?

ULB1E221M is cataloged in the U.S. Government catalog under NSN 5910-01-155-1100. This indicates validated use in U.S. government and defense supply chains.

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ULB1E221M — CAPACITOR,FIXED,ELECTROLYTIC

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