N9K-C9372PX-E Specification | 
| Ports | 48 fixed 1/10-Gbps SFP+ and 6 QSFP+ ports | 
| Supported speeds | 1/10 Gigabit Ethernet speeds | 
| 40 Gigabit Ethernet uplink port | 6 fixed QSFP+ ports | 
| Advanced QSFP+ optics enable connectivity using existing 10 Gigabit
Ethernet fiber. | 
| The switch offers 25 MB of additional packet buffer space shared
with all ports for more resilient operations. | 
| Power supplies (up to 2) | 650W AC, 930W DC, or 1200W HVAC/HVDC | 
| Typical power*(AC & DC) | 210W | 
| Maximum power* (AC & DC) | 537W | 
| Input voltage (AC) | 100 to 240V | 
| Input voltage (HVAC) | 200 to 277V | 
| Input voltage (DC) | -40V to -72V DC (min-max) -48V to -60V DC (nominal)  | 
| Input voltage (HVDC) | –240 to –380V | 
| Frequency (AC) | 50 to 60 Hz | 
| Fans | 4 | 
| Physical (H x W x D) | 1.72 x 17.3 x 22.5 in. (4.4 x 43.9 x 57.1 cm) | 
| Acoustics | 48.5 dBA at 40% fan speed, 64.9 dBA at 70% fan speed, and 77.8 dB
at 100% fan speed | 
| RoHS compliance | Yes | 
| Maximum number of longest prefix match (LPM) routes | 128,000* | 
| Maximum number of IP host entries | 208,000* | 
| Maximum number of MAC address entries | 96,000* | 
| Number of multicast routes | ● 32,000 (without virtual PortChannel [vPC]) ● 32,000 (with vPC)  | 
| Number of Interior Gateway Management Protocol (IGMP) snooping
groups | ● 32,000 (without vPC) ● 32,000 (with vPC)  | 
| Maximum number of Cisco Nexus 2000 Series Fabric Extenders per
switch | 16 | 
| Number of access control list (ACL) entries | ● 4000 ingress ● 1000 egress  | 
| Maximum number of VLANs | 4096 | 
| Maximum number of Virtual Routing and Forwarding (VRF) instances | 1000 | 
| Maximum number of links in a PortChannel | 32 | 
| Maximum number of ECMP paths | 64 | 
| Maximum number of PortChannels | 528 | 
| Number of active SPAN sessions | 4 | 
| Maximum number of Rapid per-VLAN Spanning Tree (RPVST) instances | 507 | 
| Maximum number of Hot-Standby Router Protocol (HSRP) groups | 490 | 
| Maximum number of Multiple Spanning Tree (MST) instances | 64 | 
| Maximum number of VXLAN tunnel endpoints (VTEP) | 256 | 
| Environmental Properties | 
| Operating temperature | 32 to 104°F (0 to 40°C) | 
| Nonoperating (storage) temperature | -40 to 158°F (-40 to 70°C) | 
| Humidity | 5 to 95% (noncondensing) | 
| Altitude | 0 to 13,123 ft (0 to 4000m) | 
| Weight | 
| Cisco Nexus 9372PX/9372PX-E without power supplies or fans | 22.2 lb (10.1 kg) | 
| Cisco Nexus 9372TX/9372TX-E without power supplies or fans | 22.6 lb (10.25 kg) | 
| Safety and EMC | 
| Regulatory compliance | Products should comply with CE Markings according to directives
2004/108/EC and 2006/95/EC | 
| Safety | ● UL 60950-1 Second Edition ● CAN/CSA-C22.2 No. 60950-1 Second Edition ● EN 60950-1 Second Edition ● IEC 60950-1 Second Edition ● AS/NZS 60950-1 ● GB4943  | 
| EMC: Emissions | ● 47CFR Part 15 (CFR 47) Class A ● AS/NZS CISPR22 Class A ● CISPR22 Class A ● EN55022 Class A ● ICES003 Class A ● VCCI Class A ● EN61000-3-2 ● EN61000-3-3 ● KN22 Class A ● CNS13438 Class A  | 
| EMC: Immunity | ● EN55024 ● CISPR24 ● EN300386 ● KN 61000-4 series  | 
| RoHS | The product is RoHS-6 compliant with exceptions for leaded-ball
grid-array (BGA) balls and lead press-fit connectors |