We take cryptocurrency — so the coins you hold can buy real hardware.Pay in crypto, spend it on real hardware. Free insured shipping worldwide over $399. Plain, unbranded boxes, sent from Germany.Free insured shipping over $399. Your rate is locked for 30 minutes once checkout opens.Rate locked 30 minutes. Every item sealed, serial-checked and covered by a 24-month warranty.Sealed, 24-month warranty.

Saved items Sign in
KHACHIMO 600W 2U redundant power supply unit silver finish

KHACHIMO

KHACHIMO 600W Replace Etasis R520 G4 2U 550W Power Supply EFAP-552

SKU CH-335E-ZG6ZK

A 600W ATX switching power supply tested working to replace the Etasis R520 G4 550W unit in 2U systems

  • TypeATX
  • 600 W output replaces 550 W Etasis units
  • ATX form factor fits standard 2U chassis
  • Tested working before shipment
  • Direct replacement for EFAP-552 model

Replacement 2U ATX power supply

This unit is a 600 watt ATX power supply built to replace the Etasis R520 G4 2U 550 watt model EFAP-552. It fits servers and workstations that require a 2U form factor and the original Etasis pinout. The supply is tested and confirmed working before shipment. It targets system builders who need a direct drop-in replacement for the specified Etasis unit.

Thermals noise and power in normal use

The power supply delivers up to 600 watts of continuous power within a 2U chassis. Internal cooling fans manage thermals under typical server loads while maintaining acceptable acoustic levels for rack environments. Power draw scales with connected components up to the rated maximum. No specific fan speed curves or decibel figures are provided by the supplier.

Highlights

  • 600 W output replaces 550 W Etasis units
  • ATX form factor fits standard 2U chassis
  • Tested working before shipment
  • Direct replacement for EFAP-552 model

Specifications

TypeATX

Questions about this item

How is the 2U form factor unit mounted in a rack chassis, and which screw alignment do installers often miss?

Slide the unit into the 2U bay, secure the front flange screws first, then tighten the rear bracket bolts to prevent the 550 W replacement from shifting under vibration.

Which internal component typically requires replacement after several years of continuous 600 W operation?

The electrolytic capacitors on the primary side degrade with heat cycles; plan to swap them when ripple voltage rises above specification.

Also in this aisle

People compared these

Same shelf, same checkout — eight coins and a 30-minute rate lock.