Your search for "MMA2L20-AR" revealed the following:
Mellanox MMA2L20-AR 25GB BASE-LR 1310nm Duplex LC SMF 10km SFP28 Transceiver
SKU: NSB-3100
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
NEW Mellanox MMA2L20-AR 25GB BASE-LR 1310nm Duplex LC SMF 10km SFP28 Transceiver
SKU: NSN-8610
Condition: New
Shipping: Overnight Options
Warranty: 365 days