Your search for "cbs250-8t" revealed the following:
Cisco CBS250-8T-E-2G-NA Business 250 Smart 8x 1GB RJ45 2x 1GB Combo Switch
SKU: NSB-7361
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
$ 162.99
• Only 1 remaining
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Cisco CBS250-8T-D-NA Business 250 Smart Series 8x 1GB RJ45 Switch
SKU: NSB-7359
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days