New LOF-ely open frame power supplies with state-of-the art specifications at optimized cost: LOF series of MORNSUN

LOF120-20Bxx series is one of Mornsun’s AC-DC miniaturize open frame power supply and suitable for all kinds of BF type (be accessible to patients) medical system equipment. It features universal AC input and at the same time accepts DC input voltage, cost-effective, high efficiency, high reliability and double or reinforced insulation. These converters offer excellent EMC and safety performance, which meet IEC/EN/UL62368, GB4943, IEC/EN60335, IEC/EN61558, IEC/EN/ES60601 standards and they are widely used in areas of industrial, LED, street light control, electricity, security, telecommunications, smart home, medical, etc.


The power supplies are being used widely in applications of

  • medical applications
  • industrial automation machinery
  • industrial control systems
  • mechanical and electrical equipment
  • instrumentation
  • intelligent building
  • household appliance


  • Universal 85 – 264VAC or 120 – 370VDC input voltage
  • High power density, compact size: 3” × 2” × 1.22”
  • Operating ambient temperature range: -40℃ to +85℃
  • Active PFC
  • High I/O isolation test voltage up to 4000VAC
  • Operating altitude up to 5000m
  • Extremely low leakage current<0.1mA
  • Stand-by power consumption<0.3W
  • The base plate with conformal coating
  • Output short circuit, over-current, over-voltage, over-temperature protection
  • Efficiency up to 95%
  • Suitable for BF application
  • Installing in system of Safety Class I/II is available
  • Safety according to IEC/EN/UL62368-1, IEC/EN60335-1, IEC/EN61558-1, GB4943-1, IEC/EN/ES60601-1

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