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Table 12 Power supply specifications
Power supply Specifications Remarks
PSR250-12A (with an airflow
direction from the power
supply side to the port side)
PSR250-12A1 (with an airflow
direction from the port side to
the power supply side)
• Rated input voltage: 100 to 240 VAC @
50/60 Hz
• Max input voltage: 90 to 290 VAC @ 47
to 63 Hz
• Max output power: 250 W
For more information
about the power supplies,
see HPE PSR250-A &
PSR250-A1 Power
Supplies User Guide.
PSR450-12A (with an airflow
direction from the power
supply side to the port side)
PSR450-12A1 (with an airflow
direction from the port side to
the power supply side)
• Rated input voltage: 100 to 240 VAC @
50/60 Hz
• Max input voltage: 90 to 290 VAC @ 47
to 63 Hz
• Max output power: 450 W
For more information
about the power supplies,
see HPE PSR450 Power
Supply Series User
Guide.
PSR450-12D (with an airflow
direction from the port side to
the power supply side)
• Rated input voltage: –48 to –60 VDC
• Max input voltage: –36 to –72 VDC
• Max output power: 450 W
Fan trays
Table 13 Fan tray specifications
Item Specifications
X722 back-to-front fan tray
Fans One 40 × 40 × 28 mm (1.57 × 1.57 × 1.10 in) fan
Fan speed 20000 R.P.M
Max airflow 20 CFM
Airflow direction From the power supply side to the port side
Input voltage 12 V
Maximum power consumption 9.8 W
Documentation reference
HPE X721(JL594) & X722(JL595) Fan Trays User Guide
X721 front-to-back fan tray
Fans One 40 × 40 × 28 mm (1.57 × 1.57 × 1.10 in) fan
Fan speed 20000 R.P.M
Max airflow 20 CFM
Airflow direction From the port side to the power supply side
Input voltage 12 V
Maximum power consumption 9.8 W
Documentation reference
HPE X721(JL594) & X722(JL595) Fan Trays User Guide
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