115 VAC, 1-Phase, 60Hz, 1399, 28 V output at 1200W

1 phase 1399 Power Supply with Heatsink

Brief Description

This environmentally sealed AC-DC power supply is designed to meet harsh environments. Unit is power factor corrected with a minimum power factor of 0.9. The THD is <5%. It is densely packaged, weighs 10 lbs, and includes temperature protection. The attached heatsink allows either natural convection cooling or cooling with customer supplied fans.


  • Single Output of 28 V at 1200 W
  • 92-138 VAC, Single Phase, 47-63 Hz Input
  • Environmentally Sealed
  • Natural convection
  • Efficiency > 89%
  • Ripple < 1%
  • Regulation ±1%, line and load
  • Isolated input to output
  • Tested to meet MIL-STD-1399-300B
  • Holdup of 20ms @ Full Load


  • Environment:  MIL-STD-810*
  • Temperature: -40°C to +71°C operating, -40°C to +85°C non-operating
  • Vibration: MIL-STD-202*
  • Shock:  MIL-STD-202*
  • EMI:  MIL-STD-461, CE101 and CE102

* designed to meet

Product # SW0004000-28-01

Request More Info on This Product Download Datasheet
Input Voltage 92-138
Output Voltage 28
Output Power 1200
# of Outputs 1
Frequency 47-63
Phase 1
Design Switched

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