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Technical Data Sheet
PartsTable / POWER_SUPPLY / 5-603
5-603 ✓ Verified by PartsTable
IBM · POWER_SUPPLY · HOTPLUG_PSU
WHAT YOU NEED TO KNOW
Hotplug PSUs are very sturdy — rarely see warranty claims. Safe bet. Always make sure they're tested. Key checks: Make sure tested.
PRODUCT OVERVIEW
IBM 1725W AC POWER SUPPLY

The IBM 1725W AC Power Supply is a IBM power supply unit built for continuous operation in enterprise server and storage platforms. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5999-00-230-1195, 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
POWER_SUPPLY→ HOTPLUG_PSU→ 5-603
NSN: 5999-00-230-1195
FSC: 5999
CAGE: 13413 — CONNER INDUSTRIES (USA)
SPECIFICATIONS
Part Number5-603
ManufacturerIBM
Wattage1725W
NSN5999-00-230-1195
COMPONENT DIAGRAM
PULL TAB AIRFLOW 1725W PLATINUM 100-240V~ 50/60Hz IBM BACKPLANE CONN ~200 mm HOT-PLUG POWER SUPPLY | 1725W | Platinum AC input 100-240V | Redundant pair required | Match wattage in same chassis TITLE PSU 1725W PN 5-603 MFR IBM Platinum
KEY FEATURES
•
1725W Power Rating
•
MOUNTING METHOD: CLIP
•
STYLE DESIGNATOR: BATTERY CLIP
•
SURFACE TREATMENT: LEAD BODY
•
TERMINAL TYPE AND QUANTITY: 1 SCREW END OPPOSITE CONTACT
•
JAW OPENING: 1.250 INCHES NOMINAL IN
TYPICAL APPLICATIONS
  • Server power supply replacement (failed or degraded)
  • Redundant power upgrade for high-availability
  • Power capacity upgrade for GPU or expansion configurations
  • Hot-swap power maintenance in production environments
  • Spare inventory for break-fix operations
TECHNICAL CHARACTERISTICS (FLIS)
MOUNTING METHODCLIP
OVERALL WIDTH1.625 INCHES NOMINAL IN
STYLE DESIGNATORBATTERY CLIP
SURFACE TREATMENTLEAD BODY
SPECIAL FEATURESMARKED POS
TERMINAL TYPE AND QUANTITY1 SCREW END OPPOSITE CONTACT
JAW OPENING1.250 INCHES NOMINAL IN
OVERALL LENGTH4.250 INCHES NOMINAL IN
MATERIALCOPPER BODY
CURRENT RATING IN AMPS100.0
VERIFIED SUBSTITUTES & CROSS-REFERENCES 23
TYPE PCL 100 AMPUpgraded Successor
successor cross-reference
successor
9113573Upgraded Successor
successor cross-reference
successor
651P10Upgraded Successor
successor cross-reference
successor
ANSI UL514CInterchangeable
interchangeable cross-reference
interchangeable
V-STInterchangeable
interchangeable cross-reference
interchangeable
T4-12Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 5-603?
5-603 is a IBM 1725W AC Power Supply manufactured by IBM. It is classified as a POWER_SUPPLY (HOTPLUG_PSU).
What parts can replace 5-603?
There are 23 known substitutes for 5-603: TYPE PCL 100 AMP, 9113573, 651P10 and 20 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 5-603?
5-603 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5999-00-230-1195. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026