Brand: Silver Stone
Product Code: Silver Stone ST30SF
Availability: Out Of Stock

Available Options

* 此產品需要預訂,付款後訂貨,一般6 至 8星期。
* This product requires pre-order with advance payment and takes about 6 to 8 weeks。

電源比較表 PSU Comparison Chart

SFX Series     ST30SF

■ Intelligent semi-fanless operation (V1.0 only)

■ Supports standard SFX form factor and ATX via included bracket

■ 300W continuous power output at 50℃ temperature rated for 24/7 operation (V1.0)

■ 300W continuous power output at 40℃ temperature rated for 24/7 operation (V2.0)

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

■ Class-leading single +12V rail

■ Silent running 80mm fan (V1.0)

■ Silent running 92mm fan (V2.0)

■ Single PCI-E 6pin connectors support

■ Active PFC

         As the standards bearer of SFF (small form factor) cases and SFX PSUs, SilverStone has released a reference power supply design for the masses in the ST30SF, a 300W SFX unit designed with high affordability and great performance. It has 80 PLUS Bronze efficiency and a silent running fan for class leading efficiency and low noise.
        To enable users to easily take advantage of this excellent SFX power supply, an adapter is included to convert ST30SF to mount in any ATX case in addition to ones that fit only SFX. For SFF users, the ST30SF is an excellent, well-rounded power supply for any DIY desktop computer.

         V1.0 has greater +3.3V and +5V output and higher temperature rating of 10℃ ~ 50℃ for NAS/storage focused systems or industrial PCs (IPC).
         V2.0 has greater +12V output and lower noise for home desktops or gaming PCs.


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. (V2.0)
3.Ultra-quiet 80mm fan with intelligent RPM control guarantees cool performance and silent operation with minimum of 18dBA during fan operation. The fanless mode operation deactivates when PSU’s internal temperature reaches 55°C. (V1.0)   

Model No.
Max. DC Output
Power density
378W per liter
Load Range (V2.0)
+3.3V +5V +12V1 +5VSB -12V
16A 16A 25A 3A 0.3A
0A 0A 0.3A 0A 0A
Range (%)
±5% ±5% ±5% ±5% ±10%
Line Reg.(%)
±1% ±1% ±1% ±1% ±1%
50mV 50mV 120mV 50mV 120mV
Load Range (V1.0)
 +3.3V  +5V  +12V  +5VSB  -12V
 21A  20A  22A  2.5A  0.5A
Peak (Amps)
 /  /  /  /  /
 0.1A  0.2A  0.5A  0A  0A
Range (%)
 ±5%  ±5%  ±5%  ±5%  ±10%
Line Reg.(%)
 ±1%  ±1%  ±1%  ±1%  ±1%
 50mV  50mV  120mV  50mV  120mV
Black(Lead-Free Paint)
combined +3.3, +5V
90W (V2.0)
103W (V1.0)
combined +12V
300W / 25A (V2.0)
264W / 22A (V1.0)
Input Voltage
90 - 264 Vrms
Input Frequency Range
47Hz ~ 63Hz
Active PFC(PF>0.9 at Full Load)
82%~85%(20% to 100% loading)
100,000 hours
Operating temperature
0 ~ 40℃(V2.0)
10°C ~ 50°C (V1.0)
Over Current Protection
Over Voltage Protection
Short Circuit Protection
Over Power Protection (V2.0 only)
Under Voltage Protection (V2.0 only)
1 x 24 / 20-Pin motherboard connector(300mm)
1 x 8 / 4-Pin EPS / ATX 12V connector(400mm)
1 x 6-Pin PCIE connector(400mm)
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 (V2.0)
Single 80mm silent fan (V1.0)
Noise Level
18dBA minimum (V2.0)
0 ~ 38 dBA (V1.0)
125 mm (W) × 63.5 mm (H) × 100 mm (D)
1.0 kg (V2.0)
0.8 kg (V1.0)
Form factor
80 PLUS Bronz
Includes SFX to ATX bracket for use in ATX case
GPU Support list
Compatible with ATX12V v2.4
3 Years

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