550W high-efficiency output designed specifically for Lenovo RD350 / RD450 rack servers.; Direct replacement for
OEM models: 00HV224, DPS-550AB-5 A, fully compatible with original slots.; Hot-swappable design supports redundant power configuration for 24/7 server operation.; Universal 100-240V input with active PFC, stable and energy-saving.; Full safety protections (OVP/OCP/SCP/OTP), 100% tested before shipping for guaranteed reliability.