Your search for "sfp-1g" revealed the following:
NEW Cisco C9300X-12Y-A Catalyst 9300X 12x 25GB SFP28 1x Exp Module Slot Switch
SKU: NSN-0498
Condition: New
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
Cisco CBS350-48NGP-4X-NA 40x 1GB PoE+ RJ45 8x MultiGB 4x 10GB Switch
SKU: NSB-7826
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
NEW Extreme 16703 24x 1GB PoE+ RJ45 8x 1GB SFP 4x 1GB SFP+ Switch
SKU: NSN-3973
Condition: New
Shipping: Overnight Options
Warranty: 365 days
NEW Cisco C9300L-24UXG-2Q-E 24x 1GB UPoE RJ45 (8x MultiGB) 2x QSFP+ Switch
SKU: NSN-6538
Condition: New
Shipping: Overnight Options
Warranty: 365 days
NEW Extreme 16405 X460-24x 24x 1GB SFP 4x 1GB Combo 2x Module Slot Switch
SKU: NSN-5045
Condition: New
Shipping: Overnight Options
Warranty: 365 days
NEW Juniper SRX1K-SYSIO-GE 6x 1GB RJ45 6x 1GB SFP Services Gateway I/O Card
SKU: NSN-8238
Condition: New
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
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
Cisco N540X-16Z4G8Q2C-D 16x 10GB SFP+ 8x 25GB SFP28 2x 100GB QSFP28 Router
SKU: NSB-0638
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days