Power Connection

Sangoma SBC comes with three types of power supplies

  • AC PSU
    • AC Single PSU (Default)
    • AC Dual-Redundant PSU
  • DC PSU
    • DC Dual-Redundant PSU (Only)

AC PSU Connection

  • Standard 110V or 220V, 50-60Hz connection.
  • Optional Dual-Redundant AC 110V or 220V, 50-60Hz connection.
  • Optional Dual-Redundant DC -48V

2U DC Redundant PSU Connection

Connecting cables to a power supply depends on the remote power source.

Power Source Type Black Wire Red Wire
If power source -48V -48V 0V (Ground)
If power source +48V 0V (Ground) +48V
VOLTAGE DC -36V to -72V
INPUT CURRENT 12.0A (RMS). FOR -48 VDC
INRUSH CURRENT 20A (Max)
DC OUTPUT 400W (Max)

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