Enclosed AC/DC Switching Power Supply – LMF320-20Bxx Series

SKU: LMF320-20Bxx Categories: , , Manufacturer:

Product specs

Weight 750 g
Dimensions 215 × 115 × 30 mm
Input Range

85-264Vac, 120-373Vdc


300W, 320.4W, 321W, 321.6W


5V, 12V, 15V, 24V, 48V


6.7A, 13.4A, 21.4A, 26.7A, 60A

Min-Max Tamb (°C)

-30°C, +70°C


Built in PFC Function

Product Description

LMF320-20Bxx series is a low cost, high specification enclosed AC-DC switching power supply. It features universal AC input and also accepts a DC input voltage.  The LMF320-20Bxx series is cost-effective, built-in active PFC function, high efficiency and high reliability power supply. These converters offer excellent EMC performance and meet  the requirements of IEC/EN61000-4, CISPR32/EN55032, IEC62368, UL62368, EN62368, EN60335, GB4943 standards.

Typical applications include industrial process control, LED street light control, electricity monitoring, security, telecommunications, smart home etc.

  • Universal 85 – 264VAC or 120 – 373VDC Input voltage 
  • Accepts AC or DC input (dual-use of same terminal) 
  • Operating temperature range: -30℃ to +70℃ 
  • Built-in active PFC function, PFC>0.95 
  • High I/O isolation test voltage up to 4000VAC 
  • Output short circuit, over-current, over-voltage, over-temperature protection 
  • Safety according to IEC/EN/UL62368, EN60335, GB4943 (CE/CCC pending) 
  • Compact size with a low 1U profile 
  • LED indicator for power on 
  • Built-in DC fan 
  • Withstand 300VAC surge input for 5s 
  • Emissions meets CISPR32/EN55032 CLASS B 
  • Start-up delay time less than 5 seconds at -30℃

Available Options: