Your search for "JL310A" revealed the following:

HPE Aruba JL310A 100GB BASE-LR4 LC Long Reach SMF QSFP-100G Transceiver

SKU: NSB-5547
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days

NEW HPE Aruba JL310A 100GB BASE-LR4 LC Long Reach SMF QSFP-100G Transceiver

SKU: NSN-7440
Condition: New
Shipping: Overnight Options
Warranty: 365 days