Released 2012
Warranty Period 5-year (Refer to Instruction Manuals)

This power supply is manufactured by SMD technology. The stress to P.C.B like twisting or bending causes the defect of the unit, so handle the unit with care.

Features of LFP300F-48-TY

• High power & peak power
• Small and compact PCB construction
• Built-in inrush current, overcurrent and overvoltage protection
• Harmonic attenuator (Complies with IEC61000-3-2 class A)
• Universal input (AC85 - 264V)
• Power factor correction

Ordering Information and Options

LF(1)  P(2)  300(3)  F(4)  -  (5)  -  (6)  

(1) Series name
(2) Single output
(3) Output wattage
(4) Universal input
(5) Output voltage
(6) Optional
  C: with Coating
  G: Low leakage current
  J: EP(Tyco Electronics)Connector type
  J1: VH (J.S.T.) conneclor type
  R: with Remote ON/OFF
  R2: with Remote ON/OFF
  S: with Chassis
  SN: with Chassis & cover
  SNF: with chassis & cover & fan (only 24V)
  T1: Holizontal terminal block
  U1: Can be attached the external
    capacitor unit

Please refer to Instruction manual 6.

Optional Parts

Harness、External capacitor unit

Recommended EMI Filters


Contents Specifications
Input Voltage AC85 - 264V 1Φ *
Output Wattage 302.4W (Peak: 604.8W) Convection Cooling
360W (Peak: 604.8W) Forced Air Cooling
Voltage/Current 48V 6.3A (Peak :12.6A) Convection Cooling
48V 7.5A (Peak :12.6A) Forced Air Cooling
Adjustable  Voltage Range 39.60 - 52.80V
Protection Circuit And Others Overcurrent Protection Works over 101% of rating and recovers automatically
Overvoltage Protection 55.20 to 67.20V
Remote ON/OFF Option (Refer to Instruction Manual 6)
Remote Sensing Not provided
Others -
Operating Temperature/Humidity -10 to +70℃, 20 - 90%RH (Non condensing) *
Safety And Noise Regulations Agency Approvals (At only AC input) UL60950-1, C-UL (CSA60950-1) , EN60950-1, EN50178 Complies with DEN-AN
Conducted Noise Complies with FCC-B, VCCI-B, CISPR22-B, EN55011-B, EN55022-B
High Attenuation Complies with IEC61000-3-2 (class A) *
Others Dimensions (WxHxD) 95x52.5x222mm [3.74x2.07x8.74 inches] (without terminal block)
Weight 810g max (with chassis & cover: 1,270g max)
Cooling Method Convection/Forced air *
Warranty Period 5-year (Refer to Instruction Manuals)
  • * For further information, please click on the above links.

Block Diagram

Documents Download

Technical Data
  • * For another documents aren't listed, please feel free to contact to a Cosel representative.

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    • * For further information, please click on the above links.