Your search for "fn-tran-lx" revealed the following:
Cisco GLC-GE-DR-LX 1GB BASE-LX 1310nm SMF SFP Transceiver w/ DOM
SKU: NSH-4158
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
$ 489.99
• Only 2 remaining
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NEW HPE JD119B 1GB BASE-LX LC SMF 1310nm LC SMF SFP Transceiver
SKU: NSN-5754
Condition: New
Shipping: Overnight Options
Warranty: 365 days
$ 83.99
• 26 in stock
Call if you need more
NEW HPE J4859C X121 1GB BASE-LX 1310nm Long Haul SMF LC SFP Transceiver
SKU: NSN-9492
Condition: New
Shipping: Overnight Options
Warranty: 365 days
$ 51.99
• Only 2 remaining
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Extreme 10052 1GB BASE-LX 1310nm LC SMF SFP Transceiver
SKU: NSH-6306
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
$ 24.99
• Only 2 remaining
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NEW Finisar FCLF8521P2BTL-FN 1GB BASE-T RJ45 SFP Transceiver
SKU: NSN-1605
Condition: New
Shipping: Overnight Options
Warranty: 365 days
$ 48.99
• Only 2 remaining
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HPE J4859C X121 1GB BASE-LX 1310nm Long Haul SMF LC SFP Transceiver
SKU: NSH-3517
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
$ 19.90
• Only 1 remaining
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Cisco X2-10GB-LX4 10GB BASE-LX4 1310nm MMF X2 Transceiver
SKU: NSH-0351
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
$ 12.99
• Only 2 remaining
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Cisco GLC-LH-SMD 1GB BASE-LX/LH 1310nm SMF and MMF SFP Transceiver w/ DOM
SKU: NSH-0983
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
$ 48.99
• 9 in stock
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Juniper EX-SFP-1GE-LX 1GB BASE-LX 1310nm SMF LC SFP Transceiver
SKU: NSB-1218
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
$ 17.99
• Only 1 remaining
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NEW Juniper EX-SFP-1GE-LX 1GB BASE-LX 1310nm SMF LC SFP Transceiver
SKU: NSN-8866
Condition: New
Shipping: Overnight Options
Warranty: 365 days
$ 42.99
• Only 1 remaining
Call if you need more