Your search for "finisar ftlf8519" revealed the following:
Finisar FTLF8524P2BNV-E5 4GB Fibre Channel 850nm 500m SW SFP Transceiver
SKU: NSB-4464
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
$ 12.99
• 90 in stock
Call if you need more
Finisar FTLF8524P2BNV-E6 4GB Fibre Channel LC 500m SW FC SFP Transceiver
SKU: NSB-9915
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
$ 12.99
• 129 in stock
Call if you need more
Finisar FTLF8528P2BCV-QL 8GB Fibre Channel 150m 850nm MMF SFP+ Transceiver
SKU: NSB-3571
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
$ 12.99
• 13 in stock
Call if you need more
Finisar FTLF8546P3BCV-EM 16 Gigabit 850nm SW Transceiver SFP+
SKU: NSB-2041
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
$ 12.99
• 5 in stock
Call if you need more
Finisar FTLF8524P2BNV-BR 4GB Fibre Channel 500m SW SFP Transceiver
SKU: NSB-9030
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
$ 12.99
• 332 in stock
Call if you need more
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
Call if you need more
Finisar FTLF8519P3BTL-TM 850nm LC 1 GB For T-Mobile Transceiver SFP
SKU: NSB-9936
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
NEW Finisar FTLF8528P3BCV-QL 8GB 850nm Multimode Datacom FC SFP+ Transceiver
SKU: NSN-7799
Condition: New
Shipping: Overnight Options
Warranty: 365 days
Finisar FTLF8524P3BNL 4GB Fibre Channel 850nm LC Duplex SFP Transceiver
SKU: NSB-9031
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
Finisar FTLX8571D3BCL-HD 10GB BASE-SR MMF Transceiver
SKU: NSB-9081
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days