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Black fully modular ATX power supply, 140 mm deep, 120 mm fan, embossed ribbon cables

Super Flower

Super Flower SF-850Z12FP 850W power supply

SKU CH-TCDF-4CZ2H MPN SF-850Z12FP

A fully modular ATX 3.1 power supply delivering 850W with Cybenetics Platinum efficiency and native 12V-2x6 PCIe 5.1 support

  • Max wattage850 W
  • Power efficiency> 90%
  • Modular cablingFull Modular
  • Fan configuration1 × 120 mm
  • Power factor correctionActive
  • Main power connector20+4Pin

Wattage 850W

  • Cybenetics Platinum certification delivers over 90% efficiency for lower energy loss and cooler operation
  • ATX 3.1 compliance with PCIe 5.1 readiness supports modern graphics cards and transient spike protection
  • Fully modular design lets you connect only needed cables for cleaner builds and better airflow
  • Embossed ribbon cables provide maximum flexibility for easier routing and tidy cable management
  • First-tier Japanese capacitors ensure reliable power delivery, reduced ripple and extended lifespan

Power supply for high-end builds

The Super Flower SF-850Z12FP delivers 850W through an ATX 3.1 design with a single +12V rail. It targets enthusiasts assembling workstations or gaming rigs that demand clean, stable power. Full modular cabling and embossed ribbon cables simplify routing inside compact cases. A 120 mm fluid-dynamic-bearing fan keeps acoustics low under load.

Upgrade from older ATX units

This unit replaces power supplies built to earlier ATX revisions that lack native 12V-2x6 connectors and transient-spike protection. The jump is worthwhile when a new graphics card requires PCIe 5.1 readiness or when efficiency gains from Cybenetics Platinum certification matter. First-tier Japanese capacitors also raise long-term reliability over budget designs.

Suits compact ATX 3.1 systems

Builders working with 140 mm depth limits and 100-240 V auto-ranging input will find the form factor a direct fit. The 50/60 Hz range supports global use without switches. Systems needing higher wattage, multiple +12V rails, or semi-passive fan curves should evaluate other models.

How it compares

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

Price $98.99
Cheaper than about 68% of the 10,869 comparable items (median $142.99).
Max wattage 850 W
Typical for this category: the median of 930 items is 850 W.

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Specifications

Product
Brand nameSuper Flower
Product colorBlack
Product typeATX 3.1
Power
Max wattage850 W
Power efficiency> 90%
Modular cablingFull Modular
Power factor correctionActive
Main power connector20+4Pin
12V railsSingle
Efficiency certificationCybenetics Platinum
Supply voltage100–240 V
AC input frequency50/60 Hz
Size & build
Shipping weight2.63 kg
Package size286 × 231 × 130 mm
Compatibility
PSU length limit140 mm
More details
Fan configuration1 × 120 mm

Other versions of this model

2 more in the same range

Questions about this item

What case clearance does the 140 mm length require?

The unit is 140 mm long, so the case must provide at least that much depth behind the motherboard tray for the PSU and its cable bends.

Which cables must be attached before first power-on?

Connect the 20+4 pin main cable, the CPU power cable, and any GPU cables required; the fully modular design means unused cables stay in the box.

How long do the Japanese capacitors typically last?

The first-tier Japanese capacitors are rated for extended lifespan and high heat resistance, supporting stable output over many years of continuous use.

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