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Description

The Silverstone ST45SF power supply, in SFX format with a black finish, delivers 450 W of total power with 85% efficiency and active power factor correction. Its outputs stand out with 37.5 A on the +12 V rail, featuring overcurrent, overvoltage, short-circuit, and undervoltage protection for enhanced safety. Its main connector is a 20+4 pin type with a 30 cm cable, designed to integrate into compact systems without hassle.

Specifications

Power


  • Total power: 450 W
  • AC input voltage: 90 - 264 V
  • AC input frequency: 47 - 63 Hz
  • Power factor: 0.9
  • Power Factor Correction (PFC) type: Active
  • Combined power (+3.3V): 110 W
  • Combined power (+12V): 450 W
  • Combined power (+5V): 110 W
  • Combined power (-12V): 3.6 W
  • Combined power (+5Vsb): 15 W
  • Max output current (+3.3V): 20 A
  • Max output current (+12V): 37.5 A
  • Max output current (+5V): 20 A
  • Max output current (-12V): 0.3 A
  • Max output current (+5Vsb): 3 A
  • Efficiency: 85%
  • Power protection features: Over current, Over power, Over voltage, Short circuit, Under voltage

Ports & interfaces


  • Motherboard power connector: 20+4 pin ATX
  • Motherboard power cable length: 30 cm
  • Number of SATA power connectors: 3
  • SATA power cable length: 220, 100, 300 mm
  • Peripheral (Molex) power connectors (4-pin): 2
  • Peripheral (Molex) power cable length: 200, 300 mm
  • EPS power connector (8-pin): Yes
  • PCI Express power connectors (6-pin): 1
  • PCI Express power connectors (6+2 pin): 1
  • PCI Express power cable length: 40 cm
  • Floppy drive power connector: 1
  • Floppy disk drive connector: Yes
  • Floppy disk drive cable length: 30 cm
  • Cabling type: Non-Modular

Performance


  • 80 PLUS certification: 80 PLUS Bronze
  • Purpose: PC
  • Power supply unit (PSU) form factor: SFX
  • ATX version: 2.4
  • Noise level: 18 dB
  • Mean time between failures (MTBF): 100000 h

Design


  • Product colour: Black
  • Cooling type: Active
  • Fan diameter: 9.2 cm
  • Number of fans: 1 fan(s)
  • Fan location: Top
  • On/off switch: Yes

Operational conditions


  • Operating temperature (T-T): 0 - 40 °C

Weight & dimensions


  • Width: 125 mm
  • Depth: 100 mm
  • Height: 63.5 mm
  • Weight: 1.1 kg

Logistics data


  • Harmonized System (HS) code: 84733020

Other features


  • Rise time: 20 ms

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The best prices.

The best prices.

The most competitive prices on the market.

100% guaranteed shipping.

100% guaranteed shipping.

The best logistics system for high demand.

Returns up to 30 days.

Returns up to 30 days.

Return policy tailored to your needs.

Over 10 years of experience.

Over 10 years of experience.

A long track record backs us, with great experience in the industry.