Your search for "SFP-1G" revealed the following:
Cisco FPR2K-NM-8X1G-F FirePower 2100 8x 1GB Copper (FTW) Firewall Module
SKU: NSH-9918
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
NEW Cisco C9300-48UB-E Catalyst 9300 48x 1GB UPoE RJ45 1x Module Slot Switch
SKU: NSN-1232
Condition: New
Shipping: Overnight Options
Warranty: 365 days
Cisco CBS350-16T-2G-NA Business 350 16x 1GB RJ45 2x 1GB SFP Switch
SKU: NSB-7796
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
NEW Cisco C9300-24UB-E Catalyst 9300 24x 1GB UPoE RJ45 1x Module Slot Switch
SKU: NSN-1312
Condition: New
Shipping: Overnight Options
Warranty: 365 days
NEW HPE Aruba JL660A CX 6300 Series 24x 5GB PoE++ RJ45 4x 50GB SFP Switch
SKU: NSN-9645
Condition: New
Shipping: Overnight Options
Warranty: 365 days
NEW HPE Aruba J9728A 2920-48G 44x 1GB RJ45 4x 1GB Combo 2x Exp Mod Slot Switch
SKU: NSN-1422
Condition: New
Shipping: Overnight Options
Warranty: 365 days
NEW Arista DCS-7300X-64T-LC 48x 10GB Copper 4x 40GB QSFP+ Switch Line Card
SKU: NSN-2182
Condition: New
Shipping: Overnight Options
Warranty: 365 days
NEW Cisco C9300-48UB-A Catalyst 9300 48x 1GB UPoE RJ45 1x Module Slot Switch
SKU: NSN-1241
Condition: New
Shipping: Overnight Options
Warranty: 365 days
Cisco C9300-24UXB-E Catalyst 9300 24x MultiGB UPoE RJ45 1x Module Slot Switch
SKU: NSB-7325
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
NEW Cisco C9300-24UXB-E Catalyst 9300 24x MultiGB UPoE RJ45 1x Mod Slot Switch
SKU: NSN-8264
Condition: New
Shipping: Overnight Options
Warranty: 365 days