N9K-C9372TX-B18Q Specifications
Cisco Nexus 9372TX 48‑Port 1/10GBase‑T + 6 × 40G QSFP+ Switch
Manufacturer: Cisco
Manufacturer Model N9K-C9372TX-B18Q
Product Line: Nexus 9000 Series
Product Series: 9372TX
Product Type: Fixed High‑Density Data Center Switch
Product Name: Cisco Nexus 9372TX 48‑Port 1/10GBase‑T + 6×40G Switch
KEY FEATURES:
Port Configuration: 48 fixed 1/10GBase‑T RJ‑45 downlinks + 6 fixed QSFP+ 40G uplinks
Supported Speeds: 100 Mbps, 1 Gbps, 10 Gbps on copper downlinks; 40 Gbps on QSFP+ uplinks
Switching Capacity: Up to ~1.44 Tbps
MAC Address Table: ~96,000 entries
Buffer Memory: ~25–37 MB shared buffer across ports
Power Supplies (up to 2): 650 W AC, 930 W DC or 1200W HVAC/HVDC
Typical Power (AC/DC): ~374.5 W
Maximum Power (AC/DC): ~694 W
Airflow / Cooling: 1RU form‑factor, rear or front airflow options
PERFORMANCE:
Maximum Throughput: ~1.44 Tbps
Forwarding Rate: Over ~1,150 million packets per second in some configurations
LPM Routes (IPv4): Up to 128,000
Host Table Entries (IPv4): ~208,000
ENVIRONMENTAL & RELIABILITY:
Operating Temperature Range: 0 °C to 40 °C
Storage Temperature Range: ‑40 °C to 70 °C
Humidity: ~5% to 95% non‑condensing
Acoustics: ~48.6 dBA at 40% fan speed, up to ~76.5 dBA at 100% fan speed
PHYSICAL:
Dimensions (H × W × D): ~1.72″ × 17.3″ × 22.5″ (≈ 4.4 cm × 43.9 cm × 57.1 cm)
Weight: ~22.6 lb (≈ 10.25 kg) without power supplies or fan modules
Form Factor: 1 RU rack‑mountable
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