Your search for "hpe 40gb qsfp+ direct attach" revealed the following:
NEW Juniper QFX5100-24Q-DC-AFO 24x 40GB QSFP+ 2x Mod Slots F-B Air (DC) Switch
SKU: NSN-3903
Condition: New
Shipping: Overnight Options
Warranty: 365 days
NEW Arista QSFP-40G-UNIV 40 Gigabit Universal MMF QSFP+ Optical Transceiver
SKU: NSN-7115
Condition: New
Shipping: Overnight Options
Warranty: 365 days
NEW Juniper QFX5110-32Q-DC-AFI 32x 40GB QSFP+ Back-to-Front Airflow (DC) Switch
SKU: NSN-3624
Condition: New
Shipping: Overnight Options
Warranty: 365 days
Juniper QFX5110-32Q-AFO 32x 40GB QSFP+ Front-to-Back Airflow Switch
SKU: NSH-8245
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
NEW Cisco N55-M4Q Nexus 5500 Series 4x 40GB QSFP Switch Module
SKU: NSN-1828
Condition: New
Shipping: Overnight Options
Warranty: 365 days
HPE P26264-001 Broadcom 2x 25 Gigabit SFP28 Network Adapter
SKU: NSC-0349
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
Cisco N2K-C2348TQ-E 48x 10GB Copper 6x 40GB QSFP+ F-B Airflow Fabric Extender
SKU: NSB-7162
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
Extreme 10410 0.5m 100 Gigabit QSFP28 Direct Attach Copper Cable
SKU: NSB-4918
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
NEW Cisco N5K-C5648Q 24x 40GB QSFP+ 2x GEM Slot Front-to-Back Air Switch Chassis
SKU: NSN-3539
Condition: New
Shipping: Overnight Options
Warranty: 365 days
NEW Cisco WS-C3850-48XS-S 48x 10GB SFP+ 4x 40GB QSFP+ F-B Airflow Switch
SKU: NSN-3760
Condition: New
Shipping: Overnight Options
Warranty: 365 days