RPS-500p Redundant Power Supply Technical Specifications

External Power Supplies for PoE Switches

The following tables list the specifications for the 500 W DC RPS-500p (model 10923).

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Physical Specifications


4.45 H x 44.5 W x 16.5 D (cm) 1.75 H x 17.5 W x 6.5 D (in)

Weigh (unit only)

3.47 kg (7.63 lb)

Weigh (unit and packaging)

4.95 kg (10.89 lb)
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Power Specifications

AC input frequency 50/60 Hz (range 47-63 Hz)
AC input voltage 100-240 V../Graphics/AC_PowerSymbol_9pt.svg (range 90-264 V../Graphics/AC_PowerSymbol_9pt.svg)
AC input current 8 A maximum
DC output -54 V../Graphics/DC_PowerSymbol_9pt.svg, 7.8 A maximum
+12.0 V../Graphics/DC_PowerSymbol_9pt.svg, 14 A maximum
Maximum DC output power 500 W
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Environmental Specifications

Operating temperature

0°C to 50°C (normal operation) (32°F to 122°F)

Storage temperature

-40°C to 70°C (-40°F to 158°F)

Operating humidity

5% to 95% relative humidity, non-condensing

RPS-500p Connector

See RPS-500p Connector Pin Locations and RPS-500p Connector Pins for pin locations and function.



The following information is for troubleshooting purposes only. For proper operation, use only the 1 meter RPS cable supplied with the RPS-500p. This cable is specially designed for this application and meets all necessary regulatory and safety standards. The use of non-approved cables will void your warranty.
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RPS-500p Connector Pin Locations
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RPS-500p Connector Pins

Pin Function Pin Function
1 - 55 V return 8 Ground
2 - 55 VDC 9 No connection
3 12 VDC output 10 RPS present
4 12 VDC output 11 Status 1 Status
5 12 VDC output 12 Status 2
6 12 VDC output 13 Power good
7 Ground 14 Ground