Your search for "hpe 40gb qsfp+ direct attach" revealed the following:
Arista AOC-Q-Q-100G-20M 20m 100GB QSFP28 Active Optical Cable
SKU: NSB-5270
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
NEW Arista AOC-D-D-400G-1M 1m 400G QSFP-DD Active Optical Cable
SKU: NSN-6724
Condition: New
Shipping: Overnight Options
Warranty: 365 days
NEW Arista CAB-Q-4S-100G-1M 1m 100GB QSFP to 4x 25GB SFP28 DA Breakout Cable
SKU: NSN-7153
Condition: New
Shipping: Overnight Options
Warranty: 365 days
Ruckus ICX7550-48P-E2 ICX 7550 48x 1GB PoE+ RJ45 2x 40GB QSFP+ F-B Air Switch
SKU: NSB-7422
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
Cisco DP04QSDD-HE0 400GB DWDM SMF 120km Duplex LC/UPC QSFP-DD Transceiver
SKU: NSB-2364
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
Nvidia Mellanox MTS3600Q-1UNC 36x 40GB QSFP+ InfiniScale IV QDR Switch
SKU: NSB-3070
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
NEW Arista AOC-D-D-400G-10M 10m 400 Gigabit QSFP-DD QSFP-DD Active Optical Cable
SKU: NSN-6729
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
Arista AOC-Q-Q-100G-15M 15m 100 Gigabit QSFP28 Active Optical Cable
SKU: NSB-5268
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
Nvidia Mellanox MSX6036T-1SFS 36x 40GB QSFP+ (FDR10) B-F Air (P2C) Switch
SKU: NSN-5961
Condition: New
Shipping: Overnight Options
Warranty: 365 days