Your search for "J9984A" revealed the following:
HPE J9984A 1820-48G-PoE+ 1820 Series 48x 1GB PoE+ RJ45 4x 1GB SFP Switch
SKU: NSH-4863
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
$ 152.99
• Only 2 remaining
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NEW HPE J9984A 1820 Series 48x 1GB PoE+ RJ45 4x 1GB SFP Switch
SKU: NSN-3174
Condition: New
Shipping: Overnight Options
Warranty: 365 days