Your search for "ni-cer-2048f-dc" revealed the following:
Brocade NI-CER-2048F-DC NetIron CER 2000 48x 1GB Hybrid Fiber SFP (DC) Switch
SKU: NSH-7549
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
$ 2,357.99
• Only 1 remaining
Call if you need more
NEW Brocade NI-CER-2048F-DC NetIron CER 2000 48x 1GB Hybrid Fiber SFP Switch
SKU: NSN-1963
Condition: New
Shipping: Overnight Options
Warranty: 365 days
$ 2,409.99
• Only 1 remaining
Call if you need more