Your search for "ie-4000-8gt4g" revealed the following:
Cisco IE-4000-8GT4G-E IE 4000 Series 8x 1GB RJ45 4x 1GB Combo Switch
SKU: NSH-8821
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
$ 608.99
• Only 2 remaining
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NEW Cisco IE-4000-8GT4G-E IE 4000 Series 8x 1GB RJ45 4x 1GB Combo Switch
SKU: NSN-2064
Condition: New
Shipping: Overnight Options
Warranty: 365 days
$ 5,745.99
• Only 2 remaining
Call if you need more