Your search for "SFP-10G-SR" revealed the following:
Arista SFP-25G-MR-XSR 10/25GB 850nm MMF 300m SFP Transceiver
SKU: NSB-2184
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
Palo Alto PAN-SFP-PLUS-SR 450-000434 10GB BASE-SR 850nm 300m LC SFP+ Transceiver
SKU: NSB-2044
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
Addon for Meraki MA-SFP-10GB-SR-AO 10GB BASE-SR 850nm SFP+ Transceiver
SKU: NSB-9481
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
NEW Arista SFP-10G-T 10GBASE-T Copper RJ45 30m Cat6a SFP+ Transceiver
SKU: NSN-5770
Condition: New
Shipping: Overnight Options
Warranty: 365 days
Intel E10GSFPSR FTLX8571D3BCV-I3 10GB BASE-SR 850nm 300m MMF SFP+ Transceiver
SKU: NSB-8424
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
US CRITICAL E10GSFPSR-US 10GB BASE-SR Dual-Rate 850nm 300m DOM SFP+ Transceiver
SKU: NSB-2163
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
Third Party for Arista SFP-10G-T 10GBASE-T RJ45 30m Cat6a SFP+ Transceiver
SKU: NSB-3883
Condition: New
Shipping: Overnight Options
Warranty: 365 days
NEW Dell 407-BBOU 10GB BASE-SR 850nm MMF RK0CX SFP+ Transceiver
SKU: NSN-0883
Condition: New
Shipping: Overnight Options
Warranty: 365 days
Juniper SRX-SFP-10GE-ER 10GB BASE-ER 1550nm SMF SFP+ Transceiver
SKU: NSH-5031
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
NEW Cisco ONS-XC-10G-S1 ONS Family OC-192/STM-64/10GE 1310 SR XFP Transceiver
SKU: NSN-9588
Condition: New
Shipping: Overnight Options
Warranty: 365 days