Your search for "CBS350-48P" revealed the following:
Cisco CBS350-48P-4G-NA Business 350 48x 1GB PoE+ RJ45 4x 1GB SFP Switch
SKU: NSB-7813
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
$ 545.99
• Only 1 remaining
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Cisco CBS350-48P-4X-NA Business 350 48x 1GB PoE+ RJ45 4x 10GB SFP+ Switch
SKU: NSB-7810
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
$ 812.99
• Only 2 remaining
Call if you need more