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40 Gbps Network Cables

All Network Cables

9 40 gbps network cables from Ximhun, FLYPROFiber, UGREEN and more. Most cost $7 to $23, and half cost less than $9.

DbillionDa

Ethernet, Cat8, 40 Stated speed

+Rated for 2000MHz bandwidth
+Available in lengths from 3 feet to 50 feet
+6-foot length suits connecting nearby devices
−Cat8 speeds exceed what most home internet plans need
$6.89-31%List: $9.99
as of 11/04/2026 02:06 PST - Details
Brozzag

Ethernet, Cat6, 40 Stated speed, Outdoor

+Pack of 10 cables in 6 foot lengths
+Cat6 cable rated for 40Gbps
+Supports Cat8 and Cat7 network standards
$23.99-20%Was: $29.99
as of 11/04/2026 03:09 PST - Details
SenetemSpec score 9.5

Ethernet, Cat8, 40 Stated speed, 2 to 3

+Supports 40Gbps data rate
+Shielded cable for interference resistance
+Flat design for tidy routing
$8.99-10%List: $9.99
as of 11/04/2026 10:06 PST - Details
RamboCables

Fiber, OM3, 40 Stated speed, Low smoke (LSZH)

+OM3 multimode fiber for short-range runs
+Supports 40 Gbps data rate
+Low smoke zero halogen jacket
−Shorter length limits reach for longer runs
$23.99
as of 11/04/2026 02:08 PST - Details
SnowkidsSpec score 9.5

Ethernet, Cat8, 40 Stated speed

+Shielded S/FTP construction
+Solid copper conductors
+Short 6 ft length for nearby devices
−Short 6 ft length limits reach
$9.99-23%List: $12.99
as of 11/04/2026 09:11 PST - Details
CabneerSpec score 9.5

Ethernet, Cat8, 40 Stated speed

+Shielded construction for reduced interference
+Braided outer jacket
+Gold-plated RJ45 connectors
−Shorter 6 ft length limits placement options
$7.99
as of 11/04/2026 10:06 PST - Details
VoietoltSpec score 9.5

Ethernet, Cat8, 40 Stated speed

+Flat design for neater runs and easier routing
+Braided shielding for protection against interference
+Gold-plated RJ45 connectors for better contact
−Shorter 6 foot length limits placement options
$8.69
as of 11/04/2026 09:11 PST - Details
LtemziiySpec score 9.5

Ethernet, Cat8, 40 Stated speed

+Shielded construction for reduced interference
+Short 6 ft length suits desk-to-router runs
+Nylon braided jacket
−Short length limits placement flexibility
$6.38
as of 11/04/2026 10:07 PST - Details
Molltto

Ethernet, Cat8, 40 Stated speed, 2 to 3

+Pack of 2 to 3 cables for multiple connections
+Cat8 cable rated for 40 Gbps data transfer
+Flat design for tidy cable runs
$12.99
as of 11/04/2026 10:05 PST - Details

Compare specs

network cableTypeEthernet categoryStated speedJacket ratingSpec scorePrice
EthernetCat840n/a$6.89
as of 11/04/2026 02:06 PST - Details
EthernetCat640Outdoorn/a$23.99
as of 11/04/2026 03:09 PST - Details
EthernetCat8409.5$8.99
as of 11/04/2026 10:06 PST - Details
Fiber40Low smoke (LSZH)n/a$23.99
as of 11/04/2026 02:08 PST - Details
EthernetCat8409.5$9.99
as of 11/04/2026 09:11 PST - Details
EthernetCat8409.5$7.99
as of 11/04/2026 10:06 PST - Details
EthernetCat8409.5$8.69
as of 11/04/2026 09:11 PST - Details
EthernetCat8409.5$6.38
as of 11/04/2026 10:07 PST - Details
EthernetCat840n/a$12.99
as of 11/04/2026 10:05 PST - Details

Before you buy

Spec scores, pros and cons, and prices are explained in the How it works section of the About page.