Your search for "hpe xfp to sfp" revealed the following:
Juniper EX-SFP-GE10KT14R13 1GB BASE-BX TX 1490nm/RX 1310nm SMF SFP Transceiver
SKU: NSH-6955
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
NEW Extreme 10310 10GB BASE-ZR 1550nm SMF LC SFP+ Transceiver
SKU: NSN-5918
Condition: New
Shipping: Overnight Options
Warranty: 365 days
HPE Aruba JW703A 7010 (US) 16x 1GB PoE+ RJ-45 (TAA) Controller for 32x AP's
SKU: NSB-7507
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
NEW Juniper SFP-1OC48-LR 2.5GB BASE-LR OC48 SMF LR SFP Transceiver
SKU: NSN-7497
Condition: New
Shipping: Overnight Options
Warranty: 365 days
Finisar FTLX1471D3BCV E65689-001 10GB BASE-LR 1310nm Dual Rate SFP+ Transceiver
SKU: NSB-3563
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
NEW Extreme 10052 1GB BASE-LX 1310nm LC SMF SFP Transceiver
SKU: NSN-0711
Condition: New
Shipping: Overnight Options
Warranty: 365 days
Extreme 10423 3m 100GB QSFP28 to 4x 25GB SFP28 Direct Attach Breakout Cable
SKU: NSH-9414
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
Juniper EX-SFP-GE40KT15R13 1GB BASE-BX TX 1550nm/RX 1310nm SMF SFP Transceiver
SKU: NSH-6958
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
Cisco DWDM-XFP-48.51 10GB BASE-DWDM 1548.51nm SMF XFP Transceiver
SKU: NSH-3780
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
NEW Juniper SRX-XFP-10GE-SR 10GB BASE-SR 850nm MMF LC XFP Transceiver
SKU: NSN-8681
Condition: New
Shipping: Overnight Options
Warranty: 365 days