Your search for "fn-tran-lx" revealed the following:
HPE JD119B 1GB BASE-LX LC SMF 1310nm LC SMF SFP Transceiver
SKU: NSH-6515
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
$ 25.99
• 5 in stock
Call if you need more
Dell QSFP-40G-LM4 C41MF 40GB Base-LX4 MMF 1330nm 150m LC QSFP+ Transceiver
SKU: NSB-4099
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
$ 239.99
• Only 2 remaining
Call if you need more
Advantage Optics MA-SFP-1GB-LX10 1GB BASE-LX/LH 1310nm SMF SFP Transceiver
SKU: NSB-3931
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
$ 303.99
• Only 2 remaining
Call if you need more
Juniper JNP-QSFP-40G-LX4 40GB BASE-LX4 1310nm MMF QSFP+ Transceiver
SKU: NSH-6634
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
$ 48.99
• 32 in stock
Call if you need more
NEW Fortinet FN-TRAN-LX 1GB BASE-LX 1310nm LC 10km SMF SFP Transceiver
SKU: NSN-1324
Condition: New
Shipping: Overnight Options
Warranty: 365 days
Fortinet FN-TRAN-SFP+SR 10GB BASE-SR 850nm MMF LC SFP+ Transceiver
SKU: NSB-1542
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
Fortinet FN-TRAN-SX 1GB BASE-SX 850nm 500m MMF LC SFP Transceiver
SKU: NSB-1533
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
Fortinet FN-TRAN-SFP+LR 10GB BASE-LR 1310nm SMF LC SFP+ Transceiver
SKU: NSB-1546
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
NEW HPE J4859B 1GB BASE-LX-LC 1310nm SMF or MMF LC SFP Transceiver
SKU: NSN-9558
Condition: New
Shipping: Overnight Options
Warranty: 365 days
Cisco GLC-FE-100LX-RGD 100Mbps BASE-LX10 SMF Rugged SFP Transceiver
SKU: NSH-0352
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days