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ST45SF

￭ Supports standard SFX form factor and ATX via included bracket

￭ 450W continuous power output at 50℃ temperature rated for 24/7 operation (V2.0)

￭ 450W continuous power output at 40℃ temperature rated for 24/7 operation (V3.0)

￭ 80 PLUS Bronze level efficiency (82%~85% efficiency at 20%~100% loading)

￭ Class-leading single +12V rail with 36A

￭ Silent running 80mm fan (V2.0)

￭ Silent running 92mm fan (V3.0)

￭ Single PCI-E 8pin and dual PCI-E 6pin connectors support

￭ Active PFC

Remark

1.Designed for 80 PLUS Bronze level of efficiency to reduce wasted heat and save on electricity.
2.Built-in 92mm fan has excellent airflow and low noise, perfect for quiet home or office use. (V3.0)

3.Built-in 80mm fan has excellent airflow and low noise, perfect for quiet home or office use. (V2.0)

24/20-pin motherboard connector x 1

4-pin peripheral connector x 2

SATA connector x 3

4-pin floppy connector x 1

6-pin PCI-E connector x 1

4+4 pin EPS12V/ATX12V connector x 1

8/6-pin PCI-E connector x 1

SFX to ATX via bracket

SPECIFICATIONS

Model No.

SST-ST45SF

Max. DC Output

450W

Power density

567W per liter

Load Range (V3.0)

	+3.3V	+5V	+12V	+5VSB	-12V
Max.(Amps)	20A	20A	37.5A	3A	0.3A
Peak (Amps)	/	/	/	/	/
Min.(Amps)	0A	0A	0.3A	0A	0A
Range (%)	±5%	±5%	±5%	±5%	±10%
Line Reg.(%)	±1%	±1%	±1%	±1%	±1%
Ripple(mVp-p)	50mA	50mA	120mV	50mV	120mV
Load Range (V2.0)
	+3.3V	+5V	+12V	+5VSB	-12V
Max.(Amps)	21A	22A	36A	2.5A	0.5A
Peak (Amps)	/	/	/	/	/
Min.(Amps)	0.1A	0.2A	0.6A	0A	0A
Range (%)	±5%	±5%	±5%	±5%	±10%
Line Reg.(%)	±1%	±1%	±1%	±1%	±1%
Ripple(mVp-p)	70mA	70mA	140mV	70mV	140mV

Color

Black（Lead-Free Paint）

Combined +3.3V & +5V

110W (V3.0)
120W (V2.0)

Combined +12V

450W / 37.5A (V3.0)
432W / 36A (V2.0)

Input Voltage

90 ~ 264 Vrms

Input Frequency Range

47Hz ~ 63Hz

PFC

Active PFC.（PF>0.9 at Full Load）

Efficiency

82%~85%（20% to 100% loading）

MTBF

100,000 hours

Operating temperature

0 ~ 40℃ (V3.0)
10°C ~ 50°C (V2.0)

Protection

Over current protection
Over voltage protection
Short circuit protection
Over power protection (V3.0 only)
Under voltage protection (V3.0 only)

Connectors

1 x 24 / 20-Pin motherboard connector（300mm）
1 x 8 / 4-Pin EPS / ATX 12V connector（400mm）
1 x 8/6-Pin PCIE connector（400mm）
1 x 6-Pin PCIE connector（400mm / 150mm）
3 x SATA connector（300mm / 200mm / 100mm）
2 x 4-Pin Peripheral connector （300mm / 200mm）
1 x 4-Pin Floppy connector（300mm / 200mm / 200mm）

Cooling System

Single 92mm silent fan (V3.0)
Single 80mm silent fan (V2.0)

Form factor

SFX

Noise Level

18dBA minimum

Dimension

125 mm (W) x 63.5 mm(H) x 100 mm(D)
4.92" (W) x 2.5" (H) x 3.94" (D)

Weight

1.1 kg (V3.0)
1 kg (V2.0)

Other

Includes SFX to ATX bracket for use in ATX case
GPU Support list
Compatible with ATX12V v2.4

● Specifications presented on this page contains most recent revisions and may differ from those printed on retail boxes or manuals.

DOWNLOADS
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PRODUCT REVIEWS
Q&A

Describe	Ver	Size	Download
ST45SF manual.	v2.0	281 KB
ST45SF manual.	v3.0	135 KB
ST45SF High resolution photos		8,868 KB
ST45SF eDM (st45sf-v3_edm_en.pdf)		139 KB
ST45SF eDM (EN-ST45SF.pdf)		281 KB
Multilanguage installation manual	V1.0	8485KB
Warranty Information			View

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1. How to Jump Start your power supply (Paper clip test)

Please refer to the following PDF.

2. How to Jump Start your power supply (spare motherboard test)

Please refer to the following PDF.

1.Designed for 80 PLUS Bronze level of efficiency to reduce wasted heat and save on electricity.		2.Built-in 92mm fan has excellent airflow and low noise, perfect for quiet home or office use. (V3.0)


3.Built-in 80mm fan has excellent airflow and low noise, perfect for quiet home or office use. (V2.0)

ST45SF

Remark

SPECIFICATIONS

ST45SF (V3.0) PICTURES

ST45SF (V2.0) PICTURES

Describe

Ver

Size

Download