Meanwell Power Supply – 12V – 37.5A – 450W

SKU PS-37.5A Category

The LRS-450 and 600 series adopt outward FAN cooling dissipation design. This design greatly improves the stability of the product. MEAN WELL has applied for a patent for the circuitry layout and appearance, and the product complies complete international safety regulations such as TUV/UL/CE/BIS and others. MEAN WELL persists in maintaining both quality and branding. In order to facilitate new design requirements of original customers, the LRS-450 and 600 series adopts the same size and pitch design as the SE-450 series and LRS-350 series, and high efficiency up to Max. 92%. In addition, the LRS-450/600 implement 3 seconds constant current limit for overload protection, and enhance greater flexibility when dealing with inductance and capacitance loads.


  • High power switching power supply in meanwell economic models, with manufacturing lead-free process requirements of environmental protection, have perfect protection function, is an enhanced version of NE series power supply models.
  • Output 450W 12V 37.5A. Actual inventory and quick shipment. Typical Standard shipping is about 7-12 days, more than 2kg possible ship by DHL / FEDEX about 3-5 days.
  • 100% original,We can check the serial number on the meanwell website.
  • We don’t believe in cheap and cheerful.Reasonable price to ensure quality and service. Buy it now,save time,save life.
  • This item will ship SE-450-12*1pcs + Free gift,enjoy shopping and best wishes!
Note: Products with electrical plugs are designed for use in the US. Outlets and voltage differ internationally and this product may require an adapter or converter for use in your destination. Please check compatibility before purchasing.


  • Output Voltage: 12 VDC
  • Output Current: 37.5 A
  • Input Voltage: 90 VAC ~ 132 VAC, 180 VAC ~ 264 VAC
  • Input Frequency: 47 Hz ~ 63 Hz
  • Output Connector Type: Screw Terminal Block
  • PFC Function: No
  • Agency Approvals: UL, CUL, CB, CE, EAC, UKCA, AS/NZS
  • Maximum Input Current: 10 A
  • Number of Outputs: 1
  • Power Rating: 450 W
  • Efficiency: 90%
  • Family: LRS-450
  • Operating Temperature: -20°C ~ +70°C
  • Minimum Isolation Voltage: 3000V
  • Type: Switch Selectable
  • Style: Enclosed
  • Output Voltage (Channel 1): 12 VDC
  • Output Current (Channel 1): 37.5 A