Dimensions : 140 x 150 x 86mm
Application : For standard, advanced server, communication and industrial power system.
Watt : 300W


FSP300-60DL(48V) is an industrial level of switching power supply. The power supply comes to offer the total power capacity up to 300 Watts, and uses unique active PFC (Power Factor Correction) circuit design with its high-load electrical components, makes it to be perfectly used in an industrial environment. In addition, with its full range of input and output electrical features, the power supply is ideally the best choice for server, workstation, communication or any other automation applications to use. The product also complies with the latest safety and EMC standards, which is perfectly to meet various regulations worldwide.


For standard, advanced server, communication and industrial power system.


  • High efficiency, meet 80PLUS GOLD standards.
  • Built-in active PFC function, > 0.95 at full load / 100Vrms input.
  • With OVP, OCP, OTP & SCP protection function.
  • With bi-color LED to indicate power supply status.
  • Fan speed control circuit to reduce acoustic noise.

Model Name FSP300-60DL(48V)
Wattage 300W
Dimension 140mm (L) × 150 mm (W) × 86mm (H)
Product Highlight Efficiency Level NON-80PLUS
Altitude 2000M
PMBus For standard, advanced server, communication and industrial power system.
General Specification Voltage Regulation +3.3V, +12V, +5V, +5SB: ±5%
-12V, -5V: ±10%
Input Electrical Specification Input Voltage -36 ~-72 Vdc
Input Current 15A
Output Specification Ouput Voltage Regulation +3.3Vdc output : +3.5 Vdc minimum, + 4.5Vdc maximum
+5Vdc output : +5.58 Vdc minimum, + 6.82Vdc maximum
+12Vdc output : +13.3 Vdc minimum, + 15.6Vdc maximum
Ripple & Noise DC input -48V 5V 20ms Maximum
DC input -48V 3.3V 20ms Maximum
DC input -48V 12V 20ms Maximum
Over current protection 3.3V:50mV p-p
5V:50mV p-p
12V1:120mV p-p
-12V:120mV p-p
5Vsb:50mV p-p
-5V:100mV p-p
Environmental Requirement Temperature Range Operating : 0 to +50℃
Storage :-20 to +80℃
Humidity Operating : 85% to % RH, Non-condensing
Storage : 95% to % RH, Non-condensing
MBTF The power supply have a minimum predicted MTBF(MIL-HDBK-217) of 100,000 hours of continuous operation at 25℃, maximum-output load, and nominal AC inout voltage

Output Voltage and Current Rating

+3.3V +5V +12V1 -12V -5V +5Vsb
Ripple-Noise(R-P) mV 50mV 50mV 5mV 120mV 100mV 50mV
Regulation Load % ±5% ±5% ±5% ±10% ±5% ±5%
Output Max.(A) 28A 30A 15A 0.8A 0.3A 2A
Output Min.(A) 0.3A 0.3A 0.2A 0A 0A 0A


  • 5V, 3.3V, 12V, -12V Will gave the regulation to 10% when all load take off.
  • The +3.3V and +5V total output shall not exceed 180 watts.
  • The +3.3V, +5V and 12V total output shall not exceed 280 watts.
  • The total output shall not exceed 300 watts

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