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Rectangular silver server power supply module with rear connector and handle

godream

godream DPS-550AB-11 A PS-2550-5L for NF5270M4 Server Power Redundant Module power supply

SKU CH-KW5M-XP7BE

550W ATX redundant power module for NF5270M4 server systems

  • Product typeATX
  • Redundant module keeps NF5270M4 servers running during power-supply failure
  • 550 W output capacity meets NF5270M4 power requirements
  • Hot-swap design enables replacement without server downtime
  • ATX form factor fits standard NF5270M4 power bays

NF5270M4 server redundant power module

The godream DPS-550AB-11 A PS-2550-5L is a 550 watt ATX-type redundant power supply built for the NF5270M4 server platform. It slides into the chassis as a hot-swap module so that a second unit can take over instantly if the first fails. This design targets operators who need continuous uptime without shutting down the rack to replace a faulty unit. It is not suited for desktop ATX cases or single-supply workstations.

Thermals noise and power draw

Redundant sharing splits the load between two modules so each runs at lower utilisation, keeping internal temperatures moderate under typical server workloads. Fan speed ramps with demand, so idle noise stays low while full-load airflow meets the 550 watt rating. The ATX form factor routes exhaust through the rear of the module, matching the NF5270M4 airflow path. No external power brick or additional cabling is required beyond the standard server backplane connection.

How it compares

Measured against everything we stock in ATX Desktop Power Supplies, at today’s prices. Recalculated every night.

Price $57.99
Cheaper than about 87% of the 10,869 comparable items (median $142.99).

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Specifications

Product
Product typeATX

Questions about this item

How do I install the DPS-550AB-11 into the NF5270M4 server chassis?

Slide the module into the redundant power bay until the latch clicks; the step most people miss is fully seating the edge connector so the 550 W unit registers as active.

What maintenance will the DPS-550AB-11 need during its service life?

Clean the intake vents quarterly and replace the internal fan if bearing noise appears; the 11-series design uses a single hot-swap fan that can be swapped without tools.

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