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Metal server power supply unit with ventilation grille and label

Supersuperuncle

Supersuperuncle 300W server power supply ST-300UAG-05E

SKU CH-KT0A-CDKKC

300 W server power supply compatible with Seventeam ST-300U1A and ST-300UAG-05E models

  • 300 W output powers server workloads reliably
  • Switching topology delivers efficient power conversion
  • Compatible with ST-300U1A and ST-300UAG-05E models
  • New condition ensures full rated performance from day one

300W server power supply

This new Supersuperuncle unit delivers 300 watts of switching power for server chassis that require the ST-300UAG-05E form factor. It is aimed at system integrators and IT managers replacing a Seventeam ST-300U1A or equivalent module in rackmount or pedestal enclosures. The supply fits standard server bays and provides the connectors expected by the original platform. It is not suited for desktop ATX builds or workstations that need a 24-pin main connector.

Thermals noise and power

The switching topology regulates output across the rated load while the internal fan moves air through the chassis to control temperature. Acoustic output remains consistent with typical server-room background levels during normal operation. Power draw from the mains scales with the connected load up to the 300 watt maximum. No additional thermal or efficiency data is provided.

How it compares

Measured against everything we stock in Server & Hot-Plug PSUs, at today’s prices. Recalculated every night.

Price $197.99
Pricier than about 70% of the 3,798 comparable items (median $131.99).

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Specifications

No published specifications for this item yet.

Questions about this item

How is the ST-300UAG-05E installed in a server chassis, and which step do people often miss?

Slide the 300W unit into the server power bay until the latch clicks, then connect the five output cables; the step often missed is securing the retention screw that prevents vibration disconnects.

What maintenance or replacement will the ST-300UAG-05E need later?

Plan to clean the intake vents every six months and replace the internal fan when bearing noise appears; the 300W switching design has no user-serviceable capacitors, so full unit replacement follows fan failure.

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