Specifications

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8720 Switch Specifications
8720 (32 x 100 GbE)
Ports
• 32 x QSFP+/QSFP28 40GbE/100GbE ports
• 128 x 25/10 GbE using break-out cables
• 1 x Serial console port RJ-45
• 2 x 10/100/1000BASE-T out-of-band management port
• Micro-USB Type A storage port
Power Supplies
• Modular 750W AC power supply (up to 2 PSUs)
• Modular 750W DC power supply (up to 2 PSUs)
• Front-Back and Back-Front airflow options
Fan Tray
• 6 fan modules, support one fan redundancy
• Front-Back and Back-Front airflow options
Dimensions 17.3in W/22.4in D/1.7in H (44cm/57.0cm/4.3cm)
Weight 16.3lb (7.4kg) no PSU/19.9 lb (9.0 kg) with two PSUs
Performance
• Line rate 6.4 Tbps Switching Capacity (3.2 Tbps ingress, 3.2 Tbps egress)
• Forwarding Rate: 2000 Mpps
• Average Latency: 800 ns
CPU/Memory
• 8 Core Processor
• 16GB DDR4 ECC memory
• 128GB SSD memory
Packet Buers 32MB
Operating Conditions
Operating Temperature
Front-to-back:
0° (32°F) to 50°C (122°F) at sea level
0° (32°F) to 45°C (113°F) up to 1800 m (6000ft)
0° (32°F) to 40°C (104°F) up to 1800 m (6000ft), up to 3000m (10000 ft)
Back-to-front:
0° (32°F) to 45°C (113°F) at sea level
0° (32°F) to 40°C (104°F) up to 1800 m (6000ft)
0° (32°F) to 35°C (95°F) up to 1800 m (6000ft), up to 3000m (10000 ft)
Power and Heat Dissipation
Switch Model
Minimum Heat Dissipation
(BTU/hr) (Idle, no ports linked)
Minimum Power Consumption
(Watts) (Idle, no ports linked)
Maximum Heat Dissipation
(BTU/hr) (Fans high,
all ports 100% trac)
Maximum Power Consumption
(Watts) (Fans high, all ports
100% trac)
8720-32C-AC-F
8720-32C-AC-R
972 BTU/hr 285W 1340 BTU/hr 393W
8720-32C-DC-F
8720-32C-DC-R
975 BTU/hr 286W 1381 BTU/hr 405W
Power Supply Specifications
750W AC PSU
XN-ACPWR-750W-F/R
750W DC PSU
XN-DCPWR-750W-F/R
Dimensions
3.15in W x 1.57in H x 8.11in D
(8.0 cm x 4.0 cm x 20 .6cm)
3.15in W x 1.57in H x 8.11in D
(8.0 cm x 4.0 cm x 20.6cm)
Weight 1.79lb (0 .81Kg) 1.85lb (0.85Kg)
Voltage Input Range 100 -140 VAC/200 -240 VAC -48 to -60 VDC
Line Frequency Range 50/60Hz N/A
PSU Input Socket IEC 320 C14 Terminal Block
PSU Output Cord IEC 320 C13 N/A
Operating Conditions 0
o
- 55
o
C operation 0
o
- 55
o
C operation