Your search for "switches" revealed the following:

Cisco PWR-4450-POE-AC ISR 4000 1000W AC Power Supply w/ PoE Module

SKU: NSH-6529
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days

Cisco C9400-LC-48T Catalyst 9400 48x 1GB RJ-45 Switch Line Card

SKU: NSH-7055
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days

NEW Cisco NCS2K-16-WXC-FS NCS 2000 16x Flex Spectrum ROADM Router Line Card

SKU: NSN-8303
Condition: New
Shipping: Overnight Options
Warranty: 365 days

NEW HPE P9H32A 32GB SW Fibre Channel SFP+ Transceiver

SKU: NSN-8561
Condition: New
Shipping: Overnight Options
Warranty: 365 days

NEW Cisco QSFP-40G-ER4 40GB BASE-ER4 1310nm SMF w/ OTU3 QSFP Transceiver

SKU: NSN-2309
Condition: New
Shipping: Overnight Options
Warranty: 365 days

NEW Cisco IE-3000-4TC IE 3000 Series 4x FE RJ45 2x 1GB Combo Switch

SKU: NSN-0838
Condition: New
Shipping: Overnight Options
Warranty: 365 days

HPE Aruba JY681A AP-303H (US) Dual-Radio 802.11ac 2x2 MU-MIMO (TAA) WAP

SKU: NSB-8141
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days

NEW Cisco SM-X-ES3-24-P 24x 1GB PoE+ RJ-45 Router Line Card

SKU: NSN-3246
Condition: New
Shipping: Overnight Options
Warranty: 365 days

Arista SFP-10G-DZ-T 10GB BASE-DWDM Tunable SFP+ Transceiver

SKU: NSB-7190
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days

NEW Dell 48YWN PowerEdge VRTX 8x 1GB RJ-45 I/O Server Module

SKU: NSN-9617
Condition: New
Shipping: Overnight Options
Warranty: 90 days