Your search for "QSFP-100G-ERL4" revealed the following:
NEW Arista QSFP-100G-ERL4 100GBASE-ERL4 30-40km SMF Transceiver QSFP28
SKU: NSN-5288
Condition: New
Shipping: Overnight Options
Warranty: 365 days
Arista QSFP-100G-ERL4 100GBASE-ERL4 30-40km SMF Transceiver QSFP28
SKU: NSH-9088
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days