Your search for "hpe xfp to sfp" revealed the following:
Finisar FCLF8522P2BTL 1Gbps 1000BASE-T RJ-45 Copper SFP Transceiver
SKU: NSB-9029
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
$ 19.99
• Only 2 remaining
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Nortel NTTP81BA-03 10GB Base-LR/LW 1310nm SXP3101NV-N2 XFP Transceiver
SKU: NSB-8820
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
$ 69.99
• 9 in stock
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Finisar for EMC FTLF8524P2BNV-EC 4GB Shortwave 850nm LC SFP Transceiver
SKU: NSB-9911
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
$ 12.99
• 145 in stock
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NEW Cisco XFP-10GZR-OC192LR 10GB BASE-ZR OC-192/STM-64 lR-2 XFP Transceiver
SKU: NSN-2253
Condition: New
Shipping: Overnight Options
Warranty: 365 days
$ 979.99
• 9 in stock
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HPE 729639-001 Smart Array 4GB FBWC Controller Memory
SKU: NSB-6147
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
$ 244.99
• 6 in stock
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Cisco DWDM-XFP-40.56 10GB BASE-DWDM 1540.56nm SMF XFP Transceiver
SKU: NSH-7235
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
$ 811.99
• Only 2 remaining
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Nortel SXP3101NV-N2 10GB BASE-LR LW 1310nm XFP Transceiver
SKU: NSB-8415
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
$ 49.99
• 10 in stock
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Cisco DWDM-XFP-50.92 10GB BASE-DWDM SMF Optical XFP Transceiver
SKU: NSH-7226
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
$ 367.99
• Only 2 remaining
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Cisco SFP-OC3-IR1 OC-3/STM-1 Intermediate-Reach SFP Transceiver
SKU: NSB-0712
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
$ 51.99
• Only 2 remaining
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ProLabs XFP10GLR-192SR-L-C BASE-LR 10GB 1310nm OC192-SR1 XFP Transceiver
SKU: NSB-1078
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
$ 12.99
• 22 in stock
Call if you need more