550W Switch Power Supply L550E-S1 / D550E-S1 (0034X1 0X185V) for R330 R430 R340 R440 DSS1500 Servers

Replacement 550W switch power supply compatible with R330, R430, R340, R440 and DSS1500 servers. Sold as models L550E-S1 and D550E-S1 with part numbers 0034X1 and 0X185V. Use this unit to restore or replace the original server power module and ensure continued operation.