Your search for "SFP-1G" revealed the following:
Menara SFP-GE-T 1GB BASE-T RJ45 for Cisco ABTC02C-BT SFP Transceiver
SKU: NSB-3173
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
NEW HPE JG962A 1950-24G-2SFP+-2XGT-POE+ 24x 1GB RJ45 2x 10GB SFP+ Switch
SKU: NSN-2906
Condition: New
Shipping: Overnight Options
Warranty: 365 days
Cisco C9300L-24UXG-2Q-A 24x 1GB UPoE RJ45 (8x MultiGB) 2x 40GB QSFP+ Switch
SKU: NSB-5290
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
NEW Brocade FCX648S-ADV FCX 48x Gigabit Ethernet 4x 1G Combo Advanced Switch
SKU: NSN-6892
Condition: New
Shipping: Overnight Options
Warranty: 365 days
Cisco CBS350-8MP-2X-NA Business 350 8x MultiGB PoE+ RJ45 2x 10GB Combo Switch
SKU: NSB-7815
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
NEW Arista DCS-7048T-A-F 48x 1GB RJ45 4x 10GB SFP+ Front-to-Back Airflow Switch
SKU: NSN-3080
Condition: New
Shipping: Overnight Options
Warranty: 365 days
Juniper DPCE-R-Q-20GE-SFP MX Series 20x 1GB SFP Router Line Card
SKU: NSB-0182
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
NEW Brocade Ruckus ICX7250-48 48x 1GB RJ45 8x 1GB SFP Side-to-Back Air Switch
SKU: NSN-7909
Condition: New
Shipping: Overnight Options
Warranty: 365 days
Fortinet FS-108F-PoE 8x 1GB PoE RJ45 2x SFP Registrable / Unclaimed Switch
SKU: NSC-0188
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
NEW Juniper SRX5K-40GE-SFP SRX5000 Series 40x 1GB SFP Gateway Module
SKU: NSN-5142
Condition: New
Shipping: Overnight Options
Warranty: 365 days