Your search for "hpe xfp to sfp" revealed the following:
HPE JL250-61001 10GB BASE-LH80 LC SMF Optical SFP+ Transceiver
SKU: NSB-4331
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
NEW HPE J9984A 1820 Series 48x 1GB PoE+ RJ45 4x 1GB SFP Switch
SKU: NSN-3174
Condition: New
Shipping: Overnight Options
Warranty: 365 days
HPE J9283B 3m 10GB SFP+ Direct Attach Cable
SKU: NSH-9131
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
HPE JD103A 1GB BASE-LH 1550nm SMF LC SFP Transceiver
SKU: NSH-4882
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
NEW HPE JG897A 5700-40XG-2QSFP+ 40x 10GB SFP+ 2x 40GB QSFP+ (TAA) Switch
SKU: NSN-4029
Condition: New
Shipping: Overnight Options
Warranty: 365 days
NEW HPE Compatible 487652-B21 1m 10GB SFP+ Direct Attach Copper Cable
SKU: NSN-9118
Condition: New
Shipping: Overnight Options
Warranty: 365 days
NEW HPE J4858C 1GB BASE-SX 850nm LC MMF Optical SFP Transceiver
SKU: NSN-0553
Condition: New
Shipping: Overnight Options
Warranty: 365 days
NEW HPE J9447A 5400zl 44x 1GB PoE+ RJ45 4x 1GB SFP 4x Open Exp Mod Slot Switch
SKU: NSN-2617
Condition: New
Shipping: Overnight Options
Warranty: 365 days
HPE JL250A FlexFabric 5900 Series 10 Gigabit LC LH80 Tunable SFP+ Transceiver
SKU: NSH-9666
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
NEW HPE JG838A 5900CP-48XG-4QSFP+ 48x 10GB SFP+ 4x 40GB QSFP+ Switch
SKU: NSN-2688
Condition: New
Shipping: Overnight Options
Warranty: 365 days