Direct replacement for PCE009, PS-5401-1HA, 796346-001, 796416-001 400W PSU.; Fully compatible with HP Z240 Tower Workstation.; Stable 400W output with 100-240V wide input for professional workloads.; OEM size and connector layout, plug-and-play installation.; Built-in OVP, OCP, SCP, OTP protections for stable workstation operation.