Your search for "hpe 40gb qsfp+ direct attach" revealed the following:

NEW Fortinet FS-548D-FPOE 48x PoE+ 4x SFP+ 2x QSFP+ Local Manage Only Switch

SKU: NSN-8454
Condition: New
Shipping: Overnight Options
Warranty: 365 days

Mellanox MCP1600-C005E26L 5m 100GB QSFP28 Direct Attach Copper Cable

SKU: NSB-2914
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days

Extreme EC7200A4B-E6 VSP 7254XTQ 24x 10GB Copper 4x 40GB QSFP+ B-F (AC) Switch

SKU: NSH-9502
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days

NEW Juniper QFX3008-SF16Q QFX Series 16x 40GB QSFP+ Switch Module

SKU: NSN-8676
Condition: New
Shipping: Overnight Options
Warranty: 365 days

NEW Juniper QFX5100-96S-AFI 96x 10GB SFP+ 8x 40GB QSFP+ Back-to-Front Air Switch

SKU: NSN-3818
Condition: New
Shipping: Overnight Options
Warranty: 365 days

NEW Juniper EX4300-32F 32x 1GB SFP 4x 10GB SFP+ 2x 40GB QSFP+ F-B Air Switch

SKU: NSN-2451
Condition: New
Shipping: Overnight Options
Warranty: 365 days

NEW Juniper EX4300-48T-DC-AFI 48x 1GB RJ45 4x 40GB QSFP+ B-F Air (DC) Switch

SKU: NSN-2577
Condition: New
Shipping: Overnight Options
Warranty: 365 days

NEW Cisco N5K-C5648Q 24x 40GB QSFP+ 2x GEM Slot Back-to-Front Air Switch Chassis

SKU: NSN-0337
Condition: New
Shipping: Overnight Options
Warranty: 365 days

Arista CAB-Q-4S-100G-1M 1m 100GB QSFP to 4x 25GB SFP28 DA Breakout Cable

SKU: NSB-5253
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days

NEW Arista DCS-7050TX-64-F 48x 10GB Copper 4x 40GB QSFP+ F-B Air Switch

SKU: NSN-2504
Condition: New
Shipping: Overnight Options
Warranty: 365 days