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Compact black ATX power supply unit with label showing model and compatibility codes

KHACHIMO

KHACHIMO DPS-180AB-18A 180W power supply

SKU CH-CFWY-MBC37

An 180 W ATX power supply for 3040, 3046, 5040 and 7040 SFF systems, tested and working

  • Product typeATX
  • 180W output powers compact Dell SFF desktops
  • ATX form factor fits 3040 3046 5040 7040 chassis
  • Tested working ensures reliable startup
  • New condition delivers full component lifespan

180W SFF power supply for Dell OptiPlex

This 180W unit fits Dell OptiPlex 3040, 3046, 5040 and 7040 small-form-factor desktops. It uses a standard ATX electrical design while matching the proprietary dimensions required by those chassis. Each unit is tested before dispatch to confirm reliable operation. The PSU replaces Dell part numbers 0M1C3, 6WX7D, CV7D3, 9XD51 and 2P1RD.

Cooling and power behaviour

The supply delivers up to 180W continuous output for typical office workloads. Its internal fan spins at low speed during light use, keeping acoustic output modest in quiet environments. Under sustained load the fan ramps up to maintain safe component temperatures within the compact SFF case. Power draw at the wall scales directly with system demand, so idle consumption remains low.

How it compares

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

Price $42.99
Cheaper than about 92% 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 this 180W unit in a 3040 SFF chassis and which step is often missed?

Align the DPS-180AB-18A with the SFF bay, slide it in until the latch clicks, then connect the 24-pin ATX and 4-pin CPU cables; the missed step is forgetting to lock the retention latch before powering on.

What maintenance or replacement will this 180W supply need later?

Expect to clean dust from the intake vents every 6-12 months and replace the unit if fan noise rises or voltages drift; capacitors in an 180W SFF design typically last 5-7 years under normal loads.

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