After successfully introducing and implementing many enthusiasts features such as fully modular cables and 80 PLUS certifications into the versatile Strider series that encompasses models rating from 350W to 1500W, SilverStone has decided to take its power supply expertise into the masses by releasing the Strider Essential series, a line of power supplies designed with high affordability and great performance. The Strider Essential series models, ST40F-ES and ST50F-ES are power supplies with 80 PLUS certification level efficiency and single +12V rail design. Its quiet running fan ensures stable performance with minimum noise while its solid design and components support up to 40 degrees for 24/7 operation. The ST40F-ES and ST50F-ES can also fully support multi-GPU systems with 8pin/6pin PCI-E connectors. From a value and performance standpoint, the Strider Essential series is an outstanding choice.
Special Feature
High efficiency with 80 PLUS certification
400W 24hour continuous power output with 40Žoperating temperature
Class-leading single +12V rail with 25A
Multiple protection circuitry
Silent running 120mm fan with 18dBA minimum
Support ATX 12V 2.3
Active PFC
Model No. |
SST-ST40F-ES |
Max. DC Output |
400W |
Load Range |
|
|
+3.3V |
+5V |
+12V1 |
+12V2 |
+12V3 |
+12V4 |
+5VSB |
-12V |
-5V |
Max.(Amps) |
|
24A |
20A |
25A |
/ |
/ |
/ |
2.5A |
0.3A |
/ |
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) |
|
100mV |
100mV |
150mV |
/ |
/ |
/ |
100mV |
150mV |
/ | |
combined +3.3, +5V |
120W |
combined +12V |
300W/25A |
Input Voltage |
103.5V~253V |
Input Frequency Range |
47Hz ~ 63Hz |
PFC |
Active PFCiPF>0.95 at Full Loadj |
Efficiency |
>80% at 20%~100% loading |
MTBF |
100,000 hours at 25Žiat Full Loadj |
Operating temperature |
0‹C ~ 40‹C |
Protection |
Over Current Protection Over Power Protection Over Voltage Protection Under voltage protection Short Circuit Protection |
Connectors |
1 x 24 / 20-Pin Motherboard connector i500mmj 1 x 8 / 4-Pin EPS / ATX 12V connector i550mmj 2 x 6-Pin PCIE connector i500mm / 150mmj 4 x SATA connector i400mm / 150mm / 150mm / 150mmj 3 x 4-Pin Peripheral connector i400mm / 150mm / 150mmj 1 x 4-Pin Floppy connector i400mm / 150mm / 150mm / 150mmj |
Color |
BlackiLead-Free Paintj |
Cooling System |
Silent 120mm fan |
Noise Level |
18dBA-34dBA |
Dimension |
150 mm (W) ~ 86 mm (H) ~ 140 mm (D) |
Weight |
1.4Kg |
Certification |
80 PLUS |