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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.

Specifications¹

Item S5720I-12X-SI-AC S5720I-12X-PWH-SI-DC S5720I-28X-SI-AC S5720I-28X-PWH-SI-AC
Switching capacity 336 Gbps 336 Gbps 336 Gbps 336 Gbps
Forwarding performance 72 Mpps 72 Mpps 96 Mpps 96 Mpps
Fixed ports 8 Ethernet 10/100/1000 ports, 4 10 Gig SFP+ 24 Ethernet 10/100/1000 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: 100-240V AC; 50/60Hz
Max AC voltage: 90-264V AC; 47~63Hz
High voltage DC input: 110V DC ~ 250V DC
S5720I-28X-PWH-SI-AC:
Rated AC voltage: 100-240V AC; 50/60Hz
Max AC voltage: 90-264V AC; 47~63Hz
S5720I-12X-PWH-SI-DC:
Rated DC voltage: -50- -56V DC
Max DC voltage: -46- -57V DC
Operating temperature 0 -1800 m altitude: -40°C to +75°C
-40°C to +70°C (Vented Enclosure – 40LFM 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)
1800-5000 m altitude: The operating temperature reduces by 1°C every time the altitude increases by 220 m.
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 every time the altitude increases by 220 m.
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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