New HP Aruba 640 Redundant/External Power Supply RPS/EPS 1U Shelf J9805A

Product Brand: aruba
Product Condition: New
Excluding VAT: £342.00
Including VAT: £410.40

New HP Aruba 640 Redundant/External Power Supply RPS/EPS 1U Shelf J9805A

New Manufacturer Sealed


  • 1 x New HP Aruba 640 Redundant/External Power Supply RPS/EPS 1U Shelf J9805A


HP 640 Redundant/External Power Supply Shelf (J9805A)


  • 8 redundant power supply ports

  • Restrictions: Has 3 Zones, Zone 1 has 4 RPS/EPS power ports, Zone 2 and Zone 3 have 2 each RPS/EPSpower ports

Physical characteristics:

  • Dimensions 17.4(w) x 12.7(d) x 1.73(h) in (44.2 x 32.26 x 4.4 cm) (1U height)


  • Operating temperature: 32°F to 131°F (0°C to 55°C)

  • Operating relativehumidity: 15% to 95%, noncondensing

  • Nonoperating/Storagetemperature:-40°F to 158°F (-40°C to 70°C)

  • Nonoperating/Storagerelative humidity:15% to 95%, noncondensing

  • Altitude: up to 9,842 ft (3 km)

  • Acoustic Power: 69.1 dB, Pressure: 53.1 dB Acoustic ratings are absolute max soundlevels with 3 modular power supplies and max output power

Electrical characteristics

  • Description:No power connected directly to the RPS 640. All power inlets come fromoptional power supplies.

  • DC voltage: Depending on which power supplies are installed, can supply 12VDC or 54VDC

  • Maximum power rating: 3150 W

  • PoE power: 2100 W

  • RPS: 12VDC or 54VDC V

  • Frequency: 50/60 Hz

Maximum power rating and maximum heat dissipation are the worst-casetheoretical maximum numbers provided for planning the infrastructure withfully loaded PoE (if equipped), 100% traffic, all ports plugged in, and allmodules populated.
Unit has 3 empty power supply slots. 1 to 3 optional power supplies and RPScables for each connected switch required but not included. J9739A can onlybe used with non-PoE Switches. Must use J9737A to support 1440W PoE+. Bay#1 has 4 Switch connectors and power is split evenly among each enabledconnector. Bays 2 and 3 have 2 Switch connectors, and split power evenlyamong each enabled connector. Switch power port connectors are all enabledby default, and may be disabled through CLI commands on a connected HP2920 Switch.
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