N9K-C9336PQ is the Nexus 9336 ACI Spine switch with 36p 40G QSFP. The Cisco Nexus 9336PQ ACI Spine Switch is a 2-Rack-Unit (2RU) spine switch for Cisco ACI that supports 2.88 Tbps of bandwidth and 2.3 billion packets per second (bpps) across 36 fixed 40 QSFP+ ports. Cisco Nexus 9300 platform leaf switches are Layer 2 and 3 nonblocking 10 and 40 Gigabit Ethernet switches with up to 2.56 Terabits per second (Tbps) of internal bandwidth.
Table 1 shows the Quick Specs.
| 
			 Product Code  | 
			
			 N9K-C9336PQ  | 
		
| 
			 Physical  | 
			
			 ● 36-port 40G QSFP ports ● 1200 watt (W) AC power supplies or 930W DC power supplies (up to 2) ● 80 Plus Platinum-rated power supplies that provide at least 90% efficiency with 20% utilization ● Hot-swappable, dual fan trays with redundant fans ● Port-side intake or Port side exhaust airflow direction ● System memory: 16GB ● SSD: 64GB ● USB: 2 ports ● RS-232 serial console ports: 1 ● Management ports: 1 x 10/100/1000BASE-T  | 
		
| 
			 Physical (H x W x D)  | 
			
			 3.5 x 17.5 x 22.5 in. (8.9 x 44.5 x 57.1 cm)  | 
		
| 
			 Weight (chassis)  | 
			
			 34.4 lb  | 
		
Figure 1 shows the front panel of N9K-C9336PQ.
Note: ① 36 40-Gigabit QSFP+ ports ② USB ports ③ Out-of-band management port (RJ-45 port) ④ Console port (RJ232 port)
Figure 2 shows the back panel of N9K-C9336PQ.
Note: ① Power supplies (2) (AC power supply shown) ② Fan modules (2)
Table 2 shows the supported accessories.
| 
			 Model  | 
			
			 Description  | 
		
| 
			 N9K-C9300-FAN3  | 
			
			 Nexus 9300 Fan 3, Port-side Intake  | 
		
| 
			 N9K-C9300-FAN3-B  | 
			
			 Nexus 9300 Fan 3, Port-side Exhaust  | 
		
| 
			 NXA-FAN-160CFM-PI  | 
			
			 Nexus Fan, 160CFM, port side intake airflow  | 
		
| 
			 NXA-FAN-160CFM-PE  | 
			
			 Nexus Fan, 160CFM, port side exhaust airflow  | 
		
| 
			 NXA-FAN-35CFM-PI  | 
			
			 Nexus Fan, 35CFM, port side intake airflow  | 
		
| 
			 NXA-FAN-35CFM-PE  | 
			
			 Nexus Fan, 35CFM, port side exhaust airflow  | 
		
| 
			 N9K-PAC-1200W  | 
			
			 Nexus 9300 1200W AC PS, Port-side Intake  | 
		
| 
			 N9K-PAC-1200W-B  | 
			
			 Nexus 9300 1200W AC PS, Port-side Exhaust  | 
		
| 
			 NXA-PAC-1100W-PE2  | 
			
			 Nexus 1100W AC PS, Port-side Exhaust  | 
		
| 
			 NXA-PAC-1100W-PI2  | 
			
			 Nexus 1100W AC PS, Port-side Intake  | 
		
| 
			 NXA-PAC-1200W-PE  | 
			
			 Nexus 1200W AC PS, Port-side Exhaust  | 
		
| 
			 NXA-PAC-1200W-PI  | 
			
			 Nexus 1200W AC PS, Port-side Intake  | 
		
| 
			 N9K-PUV-1200W  | 
			
			 Nexus 1200W, 200-277AC,240-380DC, Dual airflow PSU  | 
		
| 
			 UCS-PSU-6332-DC  | 
			
			 930W -48V DC PS, Port-side Exhaust  | 
		
| 
			 UCSC-PSU-930WDC  | 
			
			 930W -48V DC PS, Port-side Intake  | 
		
| 
			 NXA-PDC-930W-PE  | 
			
			 Nexus 930W -48V DC PS, Port-side Exhaust  | 
		
| 
			 NXA-PDC-930W-PI  | 
			
			 Nexus 930W -48V DC PS, Port-side Intake  | 
		
Table 3 shows the comparison.
| 
			 Product Code  | 
			
			 N9K-C9336PQ  | 
			
			 N9K-C9332C  | 
		
| 
			 Physical  | 
			
			 ● 36-port 40G QSFP ports ● 1200 watt (W) AC power supplies or 930W DC power supplies (up to 2) ● 80 Plus Platinum-rated power supplies that provide at least 90% efficiency with 20% utilization ● Hot-swappable, dual fan trays with redundant fans ● Port-side intake or Port side exhaust airflow direction ● System memory: 16GB ● SSD: 64GB ● USB: 2 ports ● RS-232 serial console ports: 1 ● Management ports: 1 x 10/100/1000BASE-T  | 
			
			 ● 32-port 40/100G QSFP28 ports & 2-port 1/10G SFP+ ports ● 1100 watt (W) AC, DC or HVAC/HVDC power supplies (up to 2) ● Hot-swappable, 5 fans with redundancy ● System memory: 16 GB ● SSD: 256GB ● USB: 1 port ● RS-232 serial console ports: 1 ● Management ports: 2 (1 x 10/100/1000BASE-T and 1 x 1-Gbps SFP+) ● Broadwell-DE CPU: 4 cores  | 
		
| 
			 Physical (H x W x D)  | 
			
			 3.5 x 17.5 x 22.5 in. (8.9 x 44.5 x 57.1 cm)  | 
			
			 1.7 x 17.3 x 22.9 in. (4.4 x 43.9 x 58.1 cm)  | 
		
| 
			 Weight (chassis)  | 
			
			 34.4 lb  | 
			
			 25.1lb (11.4kg) with power supplies and fans, 19 lb (8.6kg) without power supplies and fans  | 
		
			N9K-C9336PQ Specification | 
		|
| 
			 Physical  | 
			
			 ● 36-port 40G QSFP ports ● 1200 watt (W) AC power supplies or 930W DC power supplies (up to 2) ● 80 Plus Platinum-rated power supplies that provide at least 90% efficiency with 20% utilization ● Hot-swappable, dual fan trays with redundant fans ● Port-side intake or Port side exhaust airflow direction ● System memory: 16GB ● SSD: 64GB ● USB: 2 ports ● RS-232 serial console ports: 1 ● Management ports: 1 x 10/100/1000BASE-T  | 
		
| 
			 Power and Cooling  | 
			
			 ● Power: 1200W AC, 930W DC or 1200W HVAC/HVDC ● Input voltage: 100 to 240V* AC or -40V to -72V DC (min‑max), -48V to -60V DC (nominal) *Supports input voltage of 100-120V for a max output of 800W; 200-240V for a max output of 1200W ● Frequency: 50 to 60 Hz (AC) ●  Efficiency: 90% or greater ● RoHS compliance: Yes ● Hot swappable: Yes ● Port-side intake or port-side exhale options ● Typical power: 400W (AC) ● Maximum power: 660W (AC)  | 
		
| 
			 Environmental  | 
			
			 ● Physical (H x W x D): 3.5 x 17.5 x 22.5 in. (8.9 x 44.5 x 57.1 cm) ● Weight: 34.4 lb ● 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)  | 
		
| 
			 Acoustics  | 
			
			 ● Fan speed at 40%: 64.4 dBA ● Fan speed at 70%: 79.6 dBA ● Fan speed at 100%: 89.8 dBA  | 
		
| 
			 MTBF  | 
			
			 ● 242,000 hours  | 
		
| 
			 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  |