Your search for "hpe xfp to sfp" revealed the following:
NEW HPE JH232A 40GB BASE-LR4 LC SM QSFP+ Transceiver
SKU: NSN-4251
Condition: New
Shipping: Overnight Options
Warranty: 365 days
HPE Aruba JW100A 0.5m 10GB SFP+ Direct Attach Copper Twinax Cable
SKU: NSH-3840
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
NEW HPE J8712A 5400zl Series 875W AC Switch Power Supply
SKU: NSN-9437
Condition: New
Shipping: Overnight Options
Warranty: 365 days
HPE Aruba JL818A CX 4100i Series 24x 1GB PoE RJ45 4x 10GB SFP+ Switch
SKU: NSB-8089
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
NEW Arista HPE DCS-7260QX-64-R JH802A 64x 40GB QSFP+ 2x 10GB SFP+ B-F Air Switch
SKU: NSN-3586
Condition: New
Shipping: Overnight Options
Warranty: 365 days
NEW HPE JH345A FlexFabric 12902E Switch Chassis
SKU: NSN-9693
Condition: New
Shipping: Overnight Options
Warranty: 365 days
NEW HPE JL289A 20m 40GB QSFP+ Active Optical Cable
SKU: NSN-5442
Condition: New
Shipping: Overnight Options
Warranty: 365 days
NEW HPE JC751A FlexNetwork 10504 Series Switch 640Gbps Type B Fabric Module
SKU: NSN-3511
Condition: New
Shipping: Overnight Options
Warranty: 365 days
NEW HPE Aruba R0X44A CX 6400 Series 48x 25GB SFP28 Switch Line Card
SKU: NSN-0523
Condition: New
Shipping: Overnight Options
Warranty: 365 days
HPE E7Y75A 40GB BASE-LR 1310nm Long Reach QSFP+ Transceiver
SKU: NSB-0145
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days