Seasonic 300W PC Power Supply, 220V Input, 12V Output

  • RS stock no. 839-5781
  • Mfr. Part No. SS-300TFX
  • Manufacturer Seasonic
Technical data sheets
Legislation and Compliance
COO (Country of Origin): CN
Product Details

Seasonic 300W Computer Power Supply 80+ SS-300TFX

The Sea Sonic SS-300TFX is a small 300W computer power supply. The TFX12V form of this power supply target small form factor computers. The SS-300TFX carries the 80 plus bronze certificate, which provides high power efficiency of at least 82% at any load between 20% and 100%, saving money on electricity bills, reducing heat in the computer's system and prolonging its life. The Sea Sonic SS-300TFX is cooled by a slim 80mm super low noise fan and features active PFC circuit.

High efficiency 80 plus Bronze certified
Super low noise fan control
Specification compliance TFX12V v2.31
Low ripple & noise
Forward converter circuit
Pentium 4 ready with P4 connectors
Short circuit, over voltage and over power protections



Attribute Value
Input Voltage 220V
Output Voltage 12 V
Power Rating 300W
Output Current 21A
Number of Outputs 5
Length 175mm
Width 85mm
Depth 70mm
Mounting Type Encapsulated
Efficiency >82%
Load Regulation ±5%
Line Regulation ±1%
6 Available in 4-6 working days for collection or delivery to major cities, unless heavy, bulky, hazardous or lithium metal (T&C’s Apply)
Price (Excl VAT) Each
R 873.46
(exc. VAT)
R 1,004.48
(inc. VAT)
Per unit
1 - 4
R 873.46
5 - 9
R 855.99
10 - 24
R 830.31
25 - 49
R 797.10
50 +
R 765.22
Not Available for premium delivery