ST40F-ESB

High efficiency with 80 PLUS Bronze certification
24/7 continuous power output with 40℃ operating temperature
Class-leading single +12V rail
Multiple protection circuitry
Silent running 120mm fan with 18dBA
PCI-E connectors support
Active PFC

COLOR

Designed for 80 PLUS Bronze level of efficiency to reduce wasted heat and save on electricity

Built-in 120mm fan has excellent airflow and low noise, perfect for quiet home or office use

Product Specifications

Model No.

SST-ST40F-ESB

Max. DC Output

400W

Power density

221W per liter

Color

Black（Lead-Free Paint）

Combined +3.3V & +5V

100W

Load Range

Output	+3.3V	+5V	+12V	+5VSB	-12V
Max.(Amps)	16A	16A	30A	2.5A	0.3A
Peak (Amps)	/	/	/	/	/
Min.(Amps)	0.1A	0.2A	0.5A	0A	0A
Range (%)	±5%	±5%	±5%	±5%	±10%
Line Reg.(%)	±1%	±1%	±1%	±1%	±1%
Ripple(mVp-p)	50mV	50mV	120mV	50mV	120mV

Combined +12V

360W

Input Voltage

90 ~ 264 Vrms

Input Frequency Range

47Hz ~ 63Hz

PFC

Active PFC（PF>0.9 at Full Load）

Efficiency

82%~85% at 20%~100% loading

MTBF

100,000 hours

Operating temperature

0°C ~ 40°C

Protection

Over current protection

Over power protection

Over voltage protection

Short circuit protection

Over temperature protection

Connectors

1 x 24 / 20-Pin motherboard connector（500mm）

1 x 8 / 4-Pin EPS / ATX 12V connector（750mm）

2 x 6-Pin PCIE connector（500mm / 150mm）

6 x SATA connector（"500mm / 150mm / 150mm" x 2）

3 x 4-Pin Peripheral connector （500mm / 150mm / 150mm）

1 x 4-Pin Floppy connector（500mm / 150mm / 150mm / 150mm）

Cooling System

Single 120mm silent fan

Form factor

ATX

Noise Level

18 dBA minimum

Dimension

150 mm (W) x 86 mm (H) x 140 mm (D)

Weight

1.99kg

Certification

80 PLUS Bronze