The following table describes the ExtremeRouting SLX 9740 models:
| Part number | Description | Introduced OS | Currently supported | 
|---|---|---|---|
| 
								 SLX9740-40C, 9740-40C  | 
							
								 Extreme SLX9740-40C switch router. Base unit with 40x100GE/40GE capable QSFP28 ports, 2 unpopulated power supply slots, 6 unpopulated fan slots  | 
							
								 SLX-OS 20.2.1  | 
							
								 Yes  | 
						
| 
								 SLX9740-40C-AC-F  | 
							
								 Extreme SLX9740-40C-AC-F switch router. Base with 40x100GE/40GE capable QSFP28 ports, 2 AC power supplies, 6 fan modules.  | 
							
								 SLX-OS 20.2.1  | 
							
								 Yes  | 
						
| 
								 SLX9740-80C, 9740-80C  | 
							
								 Extreme SLX9740-80C switch router. Base unit with 80x100GE/40GE capable QSFP28 ports, 4 unpopulated power supply slots, 4 unpopulated fan slots.  | 
							
								 SLX-OS 20.2.1  | 
							
								 Yes  | 
						
| 
								 SLX9740-80C-AC-F  | 
							
								 Extreme SLX9740-80C-AC-F switch router. Base with 80x100GE/40GE capable QSFP28 ports, 4 AC power supplies, 4 fan modules.  | 
							
								 SLX-OS 20.2.1  | 
							
								 Yes  | 
						
The following table lists the SLX 9740 supported power supplies FRU:
| Part number | Description | Introduced OS | Currently supported | 
|---|---|---|---|
| 
								 XN-ACPWR-1600W-F  | 
							
								 SLX 9740 Fixed AC 1600W Power Supply Front to Back. Power cords not included.  | 
							
								 SLX-OS 20.2.1  | 
							
								 Yes  | 
						
| 
								 XN-ACPWR-1600W-R  | 
							
								 SLX 9740 Fixed AC 1600W Power Supply Back to Front. Power cords not included.  | 
							
								 SLX-OS 20.2.1  | 
							
								 Yes  | 
						
| 
								 XN-DCPWR-1600W-F  | 
							
								 SLX Fixed DC 1600W Power Supply Front to Back airflow. Power cords not included.  | 
							
								 SLX-OS 20.2.1  | 
							
								 Yes  | 
						
The following table lists the SLX 9740 power specifications:
| Part number | Description | Introduced OS | Currently supported | 
|---|---|---|---|
| 
								 9740-40C, SLX9740-40C  | 
							
								 AC Input: 100-120VAC, 50/60Hz, 7A Max (for PSU FSG059 for each PS)  | 
							
								 SLX-OS 20.2.1  | 
							
								 Yes  | 
						
| 
								 AC Input: 200-240VAC, 50/60Hz, 4A Max (for PSU FSG059 and FSE023) or +/- 48vdc, 15A Max (for PSU FSK010) for each PSU  | 
						|||
| 
								 9740-80C, SLX9740-80C  | 
							
								 AC Input: 100-120VAC, 50/60Hz, 7A Max (for PSU FSG059 for each PSU)  | 
							
								 SLX-OS 20.2.1  | 
							
								 Yes  | 
						
| 
								 AC Input: 200-240VAC, 50/60Hz, 4A Max (for PSU FSG059 and FSE023) or +/- 48vdc, 15A Max (for PSU FSK010) for each PSU, minimum *2  | 
						
The following table lists the SLX 9740 switch routers supported fan assemblies:
| Part number | Description | Introduced OS | Currently supported | 
|---|---|---|---|
| 
								 XN-FAN-003-F  | 
							
								 SLX 9740 FAN Front to Back airflow for SLX9740-40C  | 
							
								 SLX-OS 20.2.1  | 
							
								 Yes  | 
						
| 
								 XN-FAN-003-R  | 
							
								 SLX 9740 FAN Back to Front airflow for SLX9740-40C  | 
							
								 SLX-OS 20.2.1  | 
							
								 Yes  | 
						
| 
								 XN-FAN-004-F  | 
							
								 SLX 9740 FAN Front to Back airflow for SLX9740-80C  | 
							
								 SLX-OS 20.2.1  | 
							
								 Yes  | 
						
| 
								 XN-FAN-004-R  | 
							
								 SLX 9740 FAN Back to Front airflow for SLX9740-80C  | 
							
								 SLX-OS 20.2.1  | 
							
								 Yes  | 
						
The following table lists the SLX 9740 switch routers supported rack mount kit:
| Part number | Description | 
|---|---|
| 
								 XN-2P-RKMT299  | 
							
								 2 post Rail kit for SLX9740-40C  | 
						
| 
								 XN-2P-RKMT300  | 
							
								 2 Post Rail Kit for SLX9740-80C  | 
						
| 
								 XN-4P-RKMT301  | 
							
								 4 Post Rail Kit for SLX9740-80C  | 
						
| 
								 XN-4P-RKMT302  | 
							
								 4 Post Rail Kit for SLX9740-40C  | 
						
| Part number | Description | 
|---|---|
| 
								 SLX9740-ADV-LIC-P  | 
							
								 Extreme SLX 9740-40C and SLX 9740-80C Advanced Feature License for BGP-EVPN and Integrated Application Hosting  | 
						
For information about licensing option for SLX-OS support for SLX 9740 switch routers, reference Extreme SLX-OS Software Licensing Guide.