525W Power Supply for T3400 — Compatible with N525E-00 / H525E-00 / YN637 / YY922 / M331J

Replacement 525W power supply built for T3400 systems. This unit corresponds to part numbers N525E-00, H525E-00, YN637, YY922 and M331J, making it suitable as a direct replacement for systems using any of those identifiers. Verify the part number on your existing supply to ensure compatibility before purchase.