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Silver ATX power supply unit with cooling fan and cable connectors

KHACHIMO

KHACHIMO Workstation Z820 1125W Power Supply DPS-1125AB A

SKU CH-5RC1-NV2RA

1125W ATX power supply for Z820 workstations with 80 PLUS Gold efficiency, Zero RPM fan mode and Modern Standby support

  • TypeATX
  • Modern Standby compatibility enables extremely fast wake-from-sleep
  • 80 PLUS Gold certification delivers high efficiency and lower power consumption
  • Zero RPM fan mode stops the fan at low and medium loads for near-silent operation
  • Resonant LLC topology with DC-to-DC conversion provides clean, consistent power and reduces coil whine
  • 1125 W output supports demanding workstation configurations

Workstation Z820 1125W Power Supply

The KHACHIMO Workstation Z820 1125W Power Supply DPS-1125AB A is an ATX unit built for high-output workstations. It delivers 1125 W of continuous power for demanding professional hardware. The supply carries 80 PLUS Gold certification for efficient energy conversion. It targets builders who need reliable, high-wattage delivery for multi-GPU or multi-CPU configurations. Buyers needing lower wattage or smaller form factors should look elsewhere.

Thermals Noise and Power Draw

80 PLUS Gold certification ensures high efficiency during typical workloads, reducing waste heat and overall power consumption. The Zero RPM Fan Mode stops the cooling fan completely at low and medium loads for near-silent operation. Resonant LLC topology with DC-to-DC conversion minimises coil whine and provides clean, consistent voltage regulation. Modern Standby compatibility enables extremely fast wake-from-sleep times and improved low-load efficiency.

Sustained Load Behaviour

Under sustained heavy loads the Resonant LLC topology with DC-to-DC conversion maintains clean, consistent power delivery. The 80 PLUS Gold rating supports cooler operating temperatures during prolonged high-output scenarios. Zero RPM Fan Mode disengages automatically when thermal demands rise, activating active cooling to maintain stability. The platform supports more energy-efficient sleep states even after extended periods of maximum utilisation.

Puntos fuertes

  • Modern Standby compatibility enables extremely fast wake-from-sleep
  • 80 PLUS Gold certification delivers high efficiency and lower power consumption
  • Zero RPM fan mode stops the fan at low and medium loads for near-silent operation
  • Resonant LLC topology with DC-to-DC conversion provides clean, consistent power and reduces coil whine
  • 1125 W output supports demanding workstation configurations

Especificaciones

TypeATX

Preguntas sobre este artículo

How do I install the KHACHIMO Z820 1125W power supply in a workstation and what step is often missed?

Fit the unit into the chassis, secure the mounting screws, then connect the 24-pin ATX, CPU and peripheral cables; the step often missed is fully seating the main power connector until the latch clicks.

What maintenance will the 1125W unit need over its life?

The Zero RPM fan mode keeps the fan off at low loads, reducing wear; periodically blow dust from the intake grille with compressed air to maintain airflow when the fan does spin.

What limit appears first when the 1125W supply runs under sustained heavy load?

The 80 PLUS Gold efficiency target is the first limit; as load climbs, efficiency drops toward the certification floor, increasing waste heat and fan speed before the 1125W output ceiling is reached.

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