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    S5720I-SI Series Switches with Extended Temperature Range

    Huawei S5720I-SI series are standard Layer 3 gigabit switches that provide flexible all-gigabit access and cost-effective fixed GE ports and 10 GE uplink ports. They support an industry-grade temperature range and have strong outdoor surge protection to withstand harsh outdoor cabinet environments. They can be widely used in Safe City and ETTx access scenarios.

    Huawei

    Specifications¹

    Item S5720I-12X-SI-AC S5720I-12X-PWH-SI-DC S5720I-28X-SI-AC S5720I-28X-PWH-SI-AC
    Switching capacity 336 Gbit/s 336 Gbit/s 336 Gbit/s 336 Gbit/s
    Forwarding performance 72 Mpps 72 Mpps 96 Mpps 96 Mpps
    Fixed ports 8 Ethernet 10/100/1,000 ports, 4 10 Gig SFP+ 24 Ethernet 10/100/1,000 ports, 4 10 Gig SFP+
    PoE NA 8 PoE++ ports NA 8 PoE++ ports, 16 PoE+ ports
    Operating voltage S5720I-12X-SI-AC / S5720I-28X-SI-AC:
    Rated AC voltage: 100V to 240V; 50/60 Hz
    Max AC voltage: 90V to 264V; 47 Hz to 63 Hz
    High voltage DC input: 110V to 250V
    S5720I-28X-PWH-SI-AC:
    Rated AC voltage: 100V to 240V; 50/60 Hz
    Max AC voltage: 90V to 264V; 47 Hz to 63 Hz
    S5720I-12X-PWH-SI-DC:
    Rated DC voltage: -50V to -56V
    Max DC voltage: -46V to -57V
    Operating temperature 0m to 1,800m altitude: -40°C to +75°C
    -40°C to +70°C (Vented Enclosure – 40 LFM Air Flow)
    -40°C to +65°C (Sealed Enclosure – 0 LFM Air Flow)
    -40°C to +75°C (Fan or Blower equipped Enclosure – 200 LFM Air Flow)
    1,800m to 5,000m altitude: The operating temperature reduces by 1°C for each 220m increase in altitude.
    Support startup in -40°C.
    0-1800 m altitude: -40°C to +65°C
    1800-5000 m altitude: The operating temperature reduces by 1°C for each 220m increase in altitude.
    Support startup in -40°C.
    Surge protection Built-in surge protection to best suit harsh outdoor environments
    IP Code IP30
    Relative humidity 5% to 95% (non-condensing)
    Heat dissipation Natural heat dissipation without fans Heat dissipation with fan, intelligent fan speed adjustment

    1. This content is applicable only to regions outside mainland China. Huawei reserves the right to interpret this content.

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