Your search for "dac-qsfp-40g-1m" revealed the following:
NEW Arista CAB-Q-Q-2M 2m 40GB QSFP+ Direct Attach Copper Cable
SKU: NSN-7206
Condition: New
Shipping: Overnight Options
Warranty: 365 days
NEW Arista CAB-Q-Q-0.5M 0.5m 40GB QSFP+ Direct Attach Copper Cable
SKU: NSN-7312
Condition: New
Shipping: Overnight Options
Warranty: 365 days
NEW HPE JH234-61001 X242 Series 40G QFP+ to QSFP+ 1m Direct Attach Copper Cable
SKU: NSN-6231
Condition: New
Shipping: Overnight Options
Warranty: 365 days
NEW Juniper JNP-QSFP-DAC-10MA 10m 40GB QSFP+ Direct Attach Copper Cable
SKU: NSN-9078
Condition: New
Shipping: Overnight Options
Warranty: 365 days
Juniper JNP-QSFP-DAC-10MA 10m 40GB QSFP+ Direct Attach Copper Cable
SKU: NSB-5064
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days