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PartsTable / POWER_SUPPLY / 9WR03
9WR03 ✓ Verified by PartsTable
DELL · 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

Dell R420 R320 350W 80Plus Platinum Power Supply. Key specifications include Type: SFP+ SR, Reach: Up to 300m, Speed: 10GbE, Connector: LC Duplex, Wavelength: 850nm. 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→ 9WR03
SPECIFICATIONS
TypeSFP+ SR
ReachUp to 300m
Speed10GbE
ConnectorLC Duplex
Wavelength850nm
COMPONENT DIAGRAM
PULL TAB AIRFLOW 350W PLATINUM 100-240V~ 50/60Hz DELL BACKPLANE CONN ~200 mm HOT-PLUG POWER SUPPLY | 350W | Platinum AC input 100-240V | Redundant pair required | Match wattage in same chassis TITLE PSU 350W PN 9WR03 MFR DELL Platinum
KEY FEATURES
•
350W Power Rating
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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
450-AEUWCompatible
Dell RPS 350W 80 Plus Platinum for R320/R420 PowerEdge Servers - DPN
compatible
331-7026Compatible
Dell RPS 350W 80 Plus Platinum for R320/R420 PowerEdge Servers - DPN
compatible
MYG2HCompatible
Dell RPS 350W 80 Plus Platinum for R320/R420 PowerEdge Servers - APN
compatible
P7GV4Compatible
Dell RPS 350W 80 Plus Platinum for R320/R420 PowerEdge Servers - APN
compatible
Y8Y65Compatible
Dell RPS 350W 80 Plus Platinum for R320/R420 PowerEdge Servers - APN
compatible
LIFECYCLE
StatusUNKNOWN
Availability—
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
THIS PART SUBSTITUTES FOR 5
MYG2HSUBSTITUTE
Dell RPS 350W 80 Plus Platinum for R320/R420 PowerEdge Servers - APN
DELL
P7GV4SUBSTITUTE
Dell RPS 350W 80 Plus Platinum for R320/R420 PowerEdge Servers - APN
DELL
Y8Y65SUBSTITUTE
Dell RPS 350W 80 Plus Platinum for R320/R420 PowerEdge Servers - APN
DELL
331-7026SUBSTITUTE
Dell RPS 350W 80 Plus Platinum for R320/R420 PowerEdge Servers - APN
DELL
450-AEUWSUBSTITUTE
Dell RPS 350W 80 Plus Platinum for R320/R420 PowerEdge Servers - APN
DELL
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FREQUENTLY ASKED QUESTIONS
What is 9WR03?
9WR03 is a Dell R420 R320 350W 80Plus Platinum Power Supply manufactured by DELL. It is classified as a POWER_SUPPLY (HOTPLUG_PSU).
What parts can replace 9WR03?
There are 5 known substitutes for 9WR03: 450-AEUW, 331-7026, MYG2H and 2 more. Substitute compatibility should be verified for your specific system.
Is 9WR03 still available?
9WR03 is currently Unknown.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026