Your search for "hpe xfp to sfp" revealed the following:
NEW HPE JG307C 3600 SI Series 48x Fast Ethernet PoE+ 4x GE SFP 2x Combo Switch
SKU: NSN-2640
Condition: New
Shipping: Overnight Options
Warranty: 365 days
NEW HPE J9573A 3800-24G-PoE+-2SFP+ 24x 1GB PoE+ RJ45 2x 10GB SFP+ Switch
SKU: NSN-1896
Condition: New
Shipping: Overnight Options
Warranty: 365 days
NEW HPE 638526-B21 Virtual Connect Flex 10x 10GB SFP+ Server Module
SKU: NSN-3381
Condition: New
Shipping: Overnight Options
Warranty: 365 days
NEW HPE J9538A 5400zl Series 8x 10GB SFP+ Switch Module
SKU: NSN-2550
Condition: New
Shipping: Overnight Options
Warranty: 365 days
HPE Aruba J9054D 100M BASE-FX 1310nm MMF LC FX 2km XCVR SFP Transceiver
SKU: NSB-5558
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
NEW HPE JL250-61001 10GB BASE-LH80 LC SMF Optical SFP+ Transceiver
SKU: NSN-6227
Condition: New
Shipping: Overnight Options
Warranty: 365 days
NEW HPE AJ716A 8GB Fibre Channel LC MMF SFP+ Transceiver
SKU: NSN-1100
Condition: New
Shipping: Overnight Options
Warranty: 365 days
NEW HPE J9264A 6600-24G-4XG 20x 1GB RJ45 4x 1GB Combo 4x 10GB SFP+ Switch
SKU: NSN-7617
Condition: New
Shipping: Overnight Options
Warranty: 365 days
NEW HPE J9153A 10GB BASE-ER LC Optical SFP+ Transceiver
SKU: NSN-5060
Condition: New
Shipping: Overnight Options
Warranty: 365 days
NEW HPE JG926A 1920-24G-PoE+ 1920 Series 24x 1GB PoE+ RJ45 4x 1GB SFP Switch
SKU: NSN-9554
Condition: New
Shipping: Overnight Options
Warranty: 365 days