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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 Features High efficiency with 80 PLUS
certification
500W 24hour continuous power output with 40℃operating temperature
Class-leading single +12V rail with 34A
Multiple protection circuitry
Silent running 120mm fan with 18dBA minimum
PCI-E 8pin and PCI-E 6pin connectors support
Support ATX 12V 2.3
Active PFC Specifications | Model No. | SST-ST50F-ES | | Max. DC Output | 500W | | Load Range | | | +3.3V | +5V | +12V1 | +12V2 | +12V3 | +12V4 | +5VSB | -12V | -5V | Max.(Amps) | | 24A | 20A | 34A | / | / | / | 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 | 408W/34A | | Input Voltage | 103.5V~253V | | Input Frequency Range | 47Hz ~ 63Hz | | PFC | Active PFC（PF>0.95 at Full Load） | | Efficiency | >80% at 20%~100% loading | | 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 （500mm）
1 x 8 / 4-Pin EPS / ATX 12V connector （550mm）
1 x 8/6-Pin PCIE connector （500mm）
1 x 6-Pin PCIE connector （500mm / 150mm）
4 x SATA connector （400mm / 150mm / 150mm / 150mm）
3 x 4-Pin Peripheral connector （400mm / 150mm / 150mm）
1 x 4-Pin Floppy connector （400mm / 150mm / 150mm / 150mm） | | Color | Black（Lead-Free Paint） | | Cooling System | Black（Lead-Free Paint） | | Noise Level | 18dBA-34dBA | | Dimension | 150 mm (W) × 86 mm (H) × 140 mm (D) | | Weight | 1.4kg | | Certification | 80 PLUS |
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