Your search for "IE-2000U-4T-G" revealed the following:
Cisco IE-2000U-4T-G IE 2000U Series 2x 1GB RJ45 4x FE RJ-45 (DC) Switch
SKU: NSB-3180
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
Cisco IE-2000U-4TS-G Industrial Ethernet 2000U 4x FE RJ45 2x 1GB SFP Switch
SKU: NSB-7839
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days