Your search for "R0X45A" revealed the following:

HPE Aruba R0X45A CX 6400 Series 12x 100GB QSFP28 Switch Line Card

SKU: NSB-6470
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days

$ 5,619.99

$ 15,525.99

• Only 2 remaining
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NEW HPE Aruba R0X26A CX 6405 Switch Chassis Bundle

SKU: NSN-8062
Condition: New
Shipping: Overnight Options
Warranty: 365 days