Your search for "SFP-1G" revealed the following:

NEW Cisco C1000-48P-4G-L Catalyst 1000 48x 1GB PoE+ RJ45 4x 1GB SFP Switch

SKU: NSN-0333
Condition: New
Shipping: Overnight Options
Warranty: 365 days

Cisco ASR1002-5G-SHA/K9 ASR 1000 Series 1x GE 4x 1G SFP 3x SPA Slot Router

SKU: NSH-5305
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days

Netgear GSM4248PX-100NAS M4250-40G8XF-PoE+ 40x 1GB PoE+ 8x 10GB SFP+ Switch

SKU: NSB-1483
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days

Juniper SRX5K-40GE-SFP SRX 5000 Series 40x 1GB SFP Gateway Module

SKU: NSH-6639
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days

NEW Cisco C9200-NM-4G Catalyst 9200 4x 1GB SFP Switch Module

SKU: NSN-5131
Condition: New
Shipping: Overnight Options
Warranty: 365 days

NEW Juniper QFX-SFP-1GE-LX 1GB BASE-LX 1310nm SMF LC SFP Transceiver

SKU: NSN-7733
Condition: New
Shipping: Overnight Options
Warranty: 365 days

Cisco WS-C3650-48PS-E Catalyst 3650 48x 1GB PoE+ RJ45 4x 1GB SFP Switch

SKU: NSH-7461
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days

Proline EX-SFP-1GE-LX-PRO 1GB BASE-LR SMF SFP Transceiver

SKU: NSB-0616
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days

Cisco WS-C2960L-SM-48TS Catalyst 2960L 48x 1GB RJ45 4x 1GB SFP Switch

SKU: NSH-4367
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days

NEW Cisco WS-C2960L-8PS-LL 8x 1GB PoE+ RJ45 2x 1GB SFP Switch

SKU: NSN-5242
Condition: New
Shipping: Overnight Options
Warranty: 365 days