HEP-480-48 is a 480W 48V 10A AC/DC single output switching power supply.


  • Universal AC input / Full range (up to 305VAC)
  • Built-in active PFC function
  • High efficiency up to 95%
  • Fanless design, cooling by free air convection
  • -55~+65°C wide operating range
  • Aluminium case and filled with heat-conducted silicone
  • IP65 design, optional IP68 rated model available
  • Meets 6KV surge immunity level
  • Withstands 10G vibration test
  • Operating altitude up to 5000 meters (Note.7)
  • Protections: Short circuit / Overload / Over voltage / Over temperature
  • 6 years warranty
HEP-480-48 is a 480W 48V 10A AC/DC single output switching power supply capable of operating under humid, dusty, oily, and high-vibration conditions at high altitude and in poorly ventilated environments. HEP-480-48 is housed within an aluminium case and is fully potted with heat-conducted silicone. Thanks to state-of-the-art design and working efficiency up to 95%, HEP-480-48 can operate between -55~+65°C under free air convection. HEP-480-48 is equipped with an IP65 protection level against the ingress of dust and water and has a 10G anti-vibration capability, meeting 6KV surge immunity level. HEP-480-48 is suitable for harsh environment applications all over the world, such as outdoor telecommunication equipment, outdoor electronic signage/billboards and petroleum plants or mineshaft facilities.

Additional information

Weight 2.90 kg
Manufacturer MEAN WELL
Outputs Single
Technology Active PFC
Type AC/DC, Enclosed, Harsh Environment, Security & Specific
Range Power
Efficiency (%) 94.5%
Inputs 90 ~ 305VAC
Power (watts) 480W
R&N (mV) 250mV
  • Outdoor telecommunication equipment
  • Outdoor electronic signage and billboard
  • Petroleum plant or mine shaft facility