Your search for "x440-48t" revealed the following:
Extreme 16509 X440-48T-10G 48x 1GB RJ45 2x 1GB SFP 2x 10GB SFP+ Switch
SKU: NSH-3638
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
$ 192.99
• Only 2 remaining
Call if you need more
Extreme 16505 X440-48T 48x 1GB RJ-45 4x 1GB SFP 2x SummitStack Switch
SKU: NSH-5903
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
$ 149.99
• Only 2 remaining
Call if you need more
Extreme 16534 X440-G2-48t-10GE4 48x 1GB RJ45 4x 1GB Combo 2x 10GB SFP+ Switch
SKU: NSH-8225
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
$ 276.99
• Only 2 remaining
Call if you need more
NEW Extreme 16534 X440-G2-48t-10GE4 48x 1GB RJ45 4x 1GB Combo 2x SFP+ Switch
SKU: NSN-3976
Condition: New
Shipping: Overnight Options
Warranty: 365 days
$ 1,102.99
• Only 2 remaining
Call if you need more
NEW Extreme 16505 X440-48T 48x 1GB RJ45 4x 1GB SFP 2x SummitStack Switch
SKU: NSN-3128
Condition: New
Shipping: Overnight Options
Warranty: 365 days
NEW Extreme 16509 X440-48T-10G 48x 1GB RJ45 2x 1GB SFP 2x 10GB SFP+ Switch
SKU: NSN-2122
Condition: New
Shipping: Overnight Options
Warranty: 365 days
NEW Extreme 16537 X440-G2-48t-10GE4-DC 48x 1GB RJ45 4x SFP+ 4x 1GB Combo Switch
SKU: NSN-4211
Condition: New
Shipping: Overnight Options
Warranty: 365 days
Extreme 16537 X440-G2-48t-10GE4-DC 48x 1GB RJ45 4x 10GB SFP+ 4x Combo Switch
SKU: NSH-8228
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days