I-STAR 1U 1800W 3+1 Hot-Swap Redundant Power Supply

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SKU: IS-1800R4H1UP Category:


  • Universal Input, Active PFC
  • Efficiency: 75% at full load
  • Industrial Japanese components 40 degrees temperature
  • Automatic Fan Thermal Control
  • Backward Compatibility, -5V Available
  • Industrial DIN-Connector for Reliability
  • Remote Sensor on +5v & +3.3V
  • Power Failure Alarm & Signals
  • OPP (Over Power Protection)
  • OVP (Over Voltage Protection)
  • OCP (Over Current Protection) / module
  • SCP (Short Circuit Protection)
  • MTBF > 100,000 Hours

iStarUSA quad AC input 1U 1800W Redundant Power Supply IS-1800R4H1UP. It offers your server and workstation zero down time with full 1800W power redundancy. Active PFC, temperature control fan, hot swappable power modules and load sharing function provide ultimate precision power and safety protection for all electronic equipment. A good start for your mission critical system integrations.


Output table


Voltage +3.3V +5V +12V -12V -5V +5Vsb
Max Load 60A 60A 140A 08A 0.5A 3A
Min Load 1A 1A 2A 0.1A
Regulation ±0% ±5% ±5% ±0% ±5% ±5%
Ripple(mV) 50 50 120 120 50 50

Additional information

Weight 27.00 lbs

20+4 Pin / 8-Pin 12V / 4-Pin 12V

Input Voltage

100-240 Vac Full Range

Output Wattage


Dimension (D x W x H)

340 x 422 x 43 mm