Your search for "SFP-1G-SX" revealed the following:
Cisco SFP-GE-S 1GB BASE-SX 850nm MMF LC SFP Transceiver w/ DOM
SKU: NSH-0332
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
$ 19.99
• 29 in stock
Call if you need more
NEW Cisco GLC-SX-MMD 1GB BASE-SX SH MMF with DOM LC Optical SFP Transceiver
SKU: NSN-1396
Condition: New
Shipping: Overnight Options
Warranty: 365 days
$ 234.99
• 7 in stock
Call if you need more
Juniper 740-031851 SFP-1GE-SX-C AFBR-5715PZ-JU2 AVAGO 850nm SFP Transceiver
SKU: NSB-1769
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
$ 12.99
• Only 2 remaining
Call if you need more
HPE Aruba J4858D 1GB BASE-SX 850nm MMF LC SFP Transceiver
SKU: NSB-5117
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
$ 72.99
• Only 2 remaining
Call if you need more
Proline MA-SFP-1GB-SX-PRO 1GB 1000BASE-SX 850nm MMF SFP for Cisco Meraki
SKU: NSB-0073
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
$ 12.99
• Only 3 remaining
Call if you need more
NEW Cisco ONS-SE-G2F-SX 1GB BASE-SX 850nm ONS 15327 SFP Transceiver
SKU: NSN-0504
Condition: New
Shipping: Overnight Options
Warranty: 365 days
$ 255.99
• 6 in stock
Call if you need more
H3C SFP-GE-SX-MM850-A 1GB BASE-SX 850nm MMF 550m DOM SFP Transceiver
SKU: NSB-3290
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
$ 16.99
• 19 in stock
Call if you need more
Cisco GLC-SX-MM-RGD 1GB BASE-SX MMF LC Rugged SFP Transceiver (Without DOM)
SKU: NSB-1196
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
$ 48.99
• Only 2 remaining
Call if you need more
Cisco MGBSX1 1GB BASE-SX 850nm MMF 500m SFP Transceiver
SKU: NSH-5041
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
$ 91.99
• Only 2 remaining
Call if you need more
NEW Cisco MGBSX1 1GB BASE-SX 850nm MMF 500m SFP Transceiver
SKU: NSN-7328
Condition: New
Shipping: Overnight Options
Warranty: 365 days
$ 242.99
• Only 2 remaining
Call if you need more