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39Y7378 ✓ 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 835W power supply FOR x3400 x3500 X3650. 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→ 39Y7378
SPECIFICATIONS
Part Number39Y7378
ManufacturerIBM
Wattage835W
COMPONENT DIAGRAM
PULL TAB AIRFLOW 835W PLATINUM 100-240V~ 50/60Hz IBM BACKPLANE CONN ~200 mm HOT-PLUG POWER SUPPLY | 835W | Platinum AC input 100-240V | Redundant pair required | Match wattage in same chassis TITLE PSU 835W PN 39Y7378 MFR IBM Platinum
KEY FEATURES
•
835W 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 2
39Y7377Compatible
IBM RPS 875W for X3400/X3550/X3650 - P/N
compatible
DPS-835ABCompatible
IBM RPS 875W for x3400/x3550/x3650
compatible
LIFECYCLE
StatusUNKNOWN
Availability—
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
THIS PART SUBSTITUTES FOR 2
DPS-835ABSUBSTITUTE
IBM RPS 875W for X3400/X3550/X3650 - FRU
IBM
39Y7377SUBSTITUTE
IBM RPS 875W for X3400/X3550/X3650 - FRU
IBM
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FREQUENTLY ASKED QUESTIONS
What is 39Y7378?
39Y7378 is a IBM 835W power supply FOR x3400 x3500 X3650 manufactured by IBM. It is classified as a POWER_SUPPLY (HOTPLUG_PSU).
What parts can replace 39Y7378?
There are 2 known substitutes for 39Y7378: 39Y7377, DPS-835AB. Substitute compatibility should be verified for your specific system.
Is 39Y7378 still available?
39Y7378 is currently Unknown.
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Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
Last verified: July 2026