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Black ATX power supply unit with fixed flat ribbon cables visible

Super Flower

Super Flower SF-650C12DB 650W 80+ Bronze power supply

SKU CH-N508-VDTYN MPN SF-650C12DB

650 W ATX power supply with 80 PLUS Bronze efficiency, fixed ribbon cables, single 12 V rail, four SATA connectors and 140 mm length

  • TypeATX12V / EPS12V
  • Maximum Power650 W
  • PFCActive
  • Main Connector20+4Pin
  • +12V RailsSingle
  • SATA Power Connector4

Options ATX 2.0 Bronze (650W) Black

  • 650 W continuous power with a single +12 V rail for stable GPU and CPU delivery
  • 80 PLUS Bronze certified at 82 % / 85 % / 82 % efficiency across 20 % / 50 % / 100 % load
  • Active PFC with full-range 100 – 240 V input for worldwide mains compatibility
  • 140 mm compact depth fits smaller cases while retaining full ATX12V / EPS12V connector set
  • Four SATA power connectors and fixed ribbon cables simplify routing and reduce clutter

Power for mainstream builds

The Super Flower SF-650C12DB is a 650 W ATX12V unit designed for mid-range desktop systems. It delivers a single +12 V rail and carries 80 PLUS Bronze certification with rated efficiencies of 82%, 85% and 82% at 20%, 50% and 100% load. The fixed cable layout includes a 20+4 pin main connector and four SATA power plugs.

Compact non-modular design

Measuring 140 mm in length, the power supply fits a wide range of standard cases without blocking drive bays. All cables are ribbon-style, which makes routing simpler and improves airflow compared with traditional round wires. Active PFC and full-range 100-240 V input handle worldwide mains voltages automatically.

Replacing older bronze units

This model upgrades ageing 80 PLUS Bronze power supplies that lack modern protections or use stiff cables. The jump is worthwhile when the existing unit cannot sustain 650 W on a single rail or when ribbon cables would ease a cramped build. Over-voltage and overload protection are included as standard.

Highlights

  • 650 W continuous power with a single +12 V rail for stable GPU and CPU delivery
  • 80 PLUS Bronze certified at 82 % / 85 % / 82 % efficiency across 20 % / 50 % / 100 % load
  • Active PFC with full-range 100 – 240 V input for worldwide mains compatibility
  • 140 mm compact depth fits smaller cases while retaining full ATX12V / EPS12V connector set
  • Four SATA power connectors and fixed ribbon cables simplify routing and reduce clutter

Specifications

BrandSuper Flower
ModelSF-650C12DB
TypeATX12V / EPS12V
Maximum Power650 W
PFCActive
Main Connector20+4Pin
+12V RailsSingle
SATA Power Connector4
Max PSU Length140 mm
ModularNon-Modular
Efficiency> 85%
Energy-Efficient80 PLUS BRONZE Certified
Over Voltage ProtectionYes
Overload ProtectionYes
Input Voltage100 - 240 V
Input Frequency Range50/60 Hz
Shipping weight2.22 kg
Package size305 × 203 × 117 mm

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Questions about this item

What ATX12V standard does the SF-650C12DB follow and what is its maximum output?

The unit follows the ATX12V / EPS12V standard and delivers a maximum of 650 W across a single +12 V rail.

How long is the PSU and will it fit a standard ATX case?

At 140 mm long it fits most standard ATX cases, but verify your case clearance before buying.

How do you install the fixed ribbon cables and what mistake should be avoided?

Route the flat cables through the case grommets and seat the 20+4 pin, EPS and four SATA connectors fully; the common error is leaving the 20+4 pin partially inserted.

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