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Black rectangular ATX power supply unit, 150mm deep, fully modular, 120mm fan visible

Silverstone Technology

Silverstone Technology DA650-G 650W ATX power supply

SKU CH-AKYS-QVT8Q MPN DA650-G

A fully modular 650 W ATX unit with a single +12 V rail rated at 54 A, 80 PLUS Gold efficiency, a 120 mm FDB fan running at 18 dBA and Japanese capacitors in a 140 mm deep chassis

  • Max wattage650 W
  • Modular cablingFull Modular
  • Fan configuration1 × 120 mm
  • Power factor correctionActive
  • 12V railsSingle
  • PSU length limit150 mm
  • 80 PLUS Gold certification ensures high energy efficiency
  • Single +12V rail delivers 54A for stable power
  • 120mm FDB fan runs at 18 dBA minimum for quiet operation
  • All Japanese capacitors provide reliable 24/7 performance at 40°C
  • Compact 140mm depth fits easily into small cases

650 W fully modular ATX supply

The Silverstone Technology DA650-G delivers 650 W through a single +12 V rail rated at 54 A. It carries 80 PLUS Gold certification and uses all Japanese capacitors for stable output. A 120 mm FDB fan runs at a minimum of 18 dBA for quiet operation. The unit measures 150 mm deep for broad case compatibility.

Suits builds needing Gold efficiency

This unit fits mid-range systems that value low noise and clean cable routing. The 140 mm depth helps in compact chassis where longer units cannot fit. Builds requiring multiple high-power graphics cards should consider a higher-wattage model. The 24-pin motherboard cable includes a 4-pin sense wire that must be connected for optimal regulation.

Single 54 A +12 V rail decides fit

The single +12 V rail provides 54 A of continuous current, which determines how many power-hungry components the supply can support. PCIe cabling includes two 6+2 pin connectors on separate cables and one cable with two 6+2 pin connectors. Two CPU 4+4 pin cables are also supplied. Match this rail capacity to your component draw before purchasing.

How it compares

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

Price $99.99
Cheaper than about 67% of the 10,869 comparable items (median $142.99).
Max wattage 650 W
Lower than about 70% of the 930 comparable items (median 850 W).

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Specifications

Product
Brand nameSilverStone
Model nameDA650 Gold
Part numberDA650-G
Product colorBlack
Product typeATX
Power
Max wattage650 W
Modular cablingFull Modular
Power factor correctionActive
12V railsSingle
Efficiency certification80 PLUS GOLD Certified
Size & build
Product dimensions5.91 in × 3.39 in × 5.5 in
Shipping weight2.72 kg
Package size25 × 25 × 25 mm
Compatibility
PSU length limit150 mm
Environment & compliance
PSU noise rating18 dBA minimum
More details
Fan configuration1 × 120 mm
Mean time between failures100,000 h

Questions about this item

Does my case need to accept a 150 mm deep ATX power supply for the DA650-G to fit?

Yes, the unit is 150 mm long, so the case must support at least that depth for the PSU to install cleanly.

Can the single +12 V rail delivering 54 A power an older graphics card that still uses a 6-pin PCIe connector?

The two included 6+2 pin PCIe cables cover both 6-pin and 8-pin sockets, and the 54 A rail supplies ample current for legacy cards.

How do I confirm the 4-pin sense wire on the 24-pin motherboard cable is doing its job after installation?

Connect the sense wire to the modular socket as shown in the manual; it tightens voltage regulation by roughly 1-2 percent, which you can verify with a multimeter or software monitoring under load.

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