Your search for "Juniper SFP-1GE" revealed the following:
NEW Juniper SFPP-10GE-ER 10GB BASE-ER LC 1550nm SMF LC SFP+ Transceiver
SKU: NSN-3147
Condition: New
Shipping: Overnight Options
Warranty: 365 days
NEW Juniper JNP-QSFP-40GE-ER4 40GB BASE-ER4 1310nm SMF QSFP+ Transceiver
SKU: NSN-6363
Condition: New
Shipping: Overnight Options
Warranty: 365 days
NEW Juniper PC-4OC48-SON-SFP MX Series 4x OC48 Router Module
SKU: NSN-8005
Condition: New
Shipping: Overnight Options
Warranty: 365 days
NEW Juniper SFP-OC3-LR BASE-LR Fast Ethernet 1310nm OC3 SMF SFP Transceiver
SKU: NSN-3105
Condition: New
Shipping: Overnight Options
Warranty: 365 days
Juniper EX4600-40F-DC-AFO 24x 10GB SFP+ 4x 40GB QSFP+ F-B Airflow (DC) Switch
SKU: NSH-8264
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
Juniper MX204-IR 8x 10GB SFP+ 4x 100GB QSFP28 F-B Airflow JUNOS IR Mode Router
SKU: NSB-5453
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
Juniper NFX250-S1 NFX 2 Gbps 10x 1GB RJ-45 2x 1GB SFP 2x 10GB SFP+ Firewall
SKU: NSB-8398
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
Juniper EX4300-48T-DC-AFI 48x 1GB RJ-45 4x 40GB QSFP+ B-F Airflow (DC) Switch
SKU: NSH-4918
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
NEW Juniper JNP-SFP-25G-LR 25GB BASE-SR 1310nm SMF LC SFP Transceiver
SKU: NSN-7109
Condition: New
Shipping: Overnight Options
Warranty: 365 days
Juniper EX4300-48P-TAA 48x 1GB PoE+ RJ45 4x 40GB QSFP+ F-B Airflow AC Switch
SKU: NSH-8951
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days