Your search for "SFP-1G" revealed the following:
HPE JD089B 1GB BASE-T RJ45 SFP Transceiver
SKU: NSH-6511
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
$ 16.99
• 6 in stock
Call if you need more
HPE Aruba J4859D 1GB BASE-LX LC SMF Optical SFP Transceiver
SKU: NSB-5116
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
$ 105.99
• Only 2 remaining
Call if you need more
NEW HPE JD494A 1GB BASE-LX 1310nm 1300nm LC SFP Transceiver
SKU: NSN-7631
Condition: New
Shipping: Overnight Options
Warranty: 365 days
$ 241.99
• Only 2 remaining
Call if you need more
HPE JD110A 1GB BASE-LH70 1570nm SMF LC SFP Transceiver
SKU: NSB-5658
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
$ 361.99
• Only 2 remaining
Call if you need more
NEW HPE JD063B 1GB BASE-LH70 1550nm SMF LC SFP Transceiver
SKU: NSN-4890
Condition: New
Shipping: Overnight Options
Warranty: 365 days
$ 1,939.99
• Only 2 remaining
Call if you need more
Cisco C3KX-NM-1G Catalyst 3750X Series 4x 1GB SFP Switch Module
SKU: NSH-1221
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
$ 29.99
• Only 2 remaining
Call if you need more
NEW HPE JD098B 1GB BASE-BX10-U 1310nm/1490nm BiDirectional LC SFP Transceiver
SKU: NSN-6599
Condition: New
Shipping: Overnight Options
Warranty: 365 days
$ 249.99
• Only 2 remaining
Call if you need more
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
Call if you need more
NEW Cisco C3KX-NM-1G Catalyst 3750X 4x 1GB SFP Switch Module
SKU: NSN-1017
Condition: New
Shipping: Overnight Options
Warranty: 365 days
$ 41.99
• Only 2 remaining
Call if you need more
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