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40 Gbps Network Cables

All Network Cables

8 40 gbps network cables from Ximhun, FLYPROFiber, UGREEN and more. Most cost $14 to $28, and half cost less than $23.

Fibergaga

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

+40 stated speed: the highest stated speed of the 52 here
$28.69-30%List: $40.99
as of 11/04/2026 02:07 PST - Details
BusoheSpec score 9.5

Ethernet, Cat8, 40 Stated speed, 4 to 5

+Pack of 4 to 5 cables for multiple connections
+Shielded braided SFTP construction
+2 ft length suits tight equipment connections
−Very short length limits use to nearby devices
$11.69-10%List: $12.99
as of 11/04/2026 10:06 PST - Details
Cable Matters

Fiber, OM3, 40 Stated speed, Plenum (CMP)

+Five-pack for multiple fiber connections
+Supports 40Gb data speeds
+Plenum jacket suits air-handling spaces
−Very short 3.3ft length limits placement
$29.99
as of 11/04/2026 11:08 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
FiberPrime

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

+Five-cable pack for multiple connections
+OM3 multimode fiber
+Low smoke zero halogen jacket
−Multimode fiber, not suited to long distances
No price recorded yet.
BusoheSpec score 9.5

Ethernet, Cat8, 40 Stated speed, 4 to 5

+Shielded cable helps reduce interference
+Short 3 ft length suits tight desk connections
+Pack of 4 to 5 cables for multiple connections
−Short length limits placement between distant devices
$13.99
as of 11/04/2026 10:06 PST - Details
FiberPrime

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

+Low smoke zero halogen jacket for enclosed spaces
+Pack of 4 to 5 cables for multiple connections
+6.6 ft length for close equipment connections
$18.99
as of 11/04/2026 02:07 PST - Details
GESS TechnologiesSpec score 9.5

Ethernet, Cat8, 40 Stated speed, 4 to 5

+Pack of 5 cables for multiple connections
+Shielded construction reduces external interference
+3 foot length suits short equipment connections
$23.12
as of 11/04/2026 02:07 PST - Details

Compare specs

network cableTypeEthernet categoryStated speedJacket ratingSpec scorePrice
Fiber40Low smoke (LSZH)n/a$28.69
as of 11/04/2026 02:07 PST - Details
EthernetCat8409.5$11.69
as of 11/04/2026 10:06 PST - Details
Fiber40Plenum (CMP)n/a$29.99
as of 11/04/2026 11:08 PST - Details
Fiber40Low smoke (LSZH)n/a$23.99
as of 11/04/2026 02:08 PST - Details
Fiber40Low smoke (LSZH)n/aNo current price
EthernetCat8409.5$13.99
as of 11/04/2026 10:06 PST - Details
Fiber40Low smoke (LSZH)n/a$18.99
as of 11/04/2026 02:07 PST - Details
EthernetCat8409.5$23.12
as of 11/04/2026 02:07 PST - Details

Before you buy

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