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40 Gbps Network Cables

All Network Cables

17 40 gbps network cables from Ximhun, FLYPROFiber, UGREEN and more. Most cost $6 to $28, and half cost less than $13.

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
Ximhun

Ethernet, Cat8, 40 Stated speed, Outdoor

+Pack of 2 cables for multiple connections
+15ft length suits longer runs between devices
+Braided design adds durability to the cable
$13.29-5%Was: $13.99
as of 11/04/2026 03:09 PST - Details
10Gtek

Direct attach (SFP), 40 Stated speed, 2 to 3

+9.8 ft length for nearby equipment
+Passive copper design with no power needed
+Pack of 2 to 3 cables
−Copper twinax design limits reach to short distances
No price recorded yet.
Buacoz

Fiber, OM4, 40 Stated speed, Low smoke (LSZH)

+Low smoke zero halogen jacket for enclosed installs
+LC to LC duplex connectors for matching ports
+About 6.6 ft length suits short equipment runs
−Requires multimode-compatible LC ports on equipment
$11.99
as of 11/04/2026 02:06 PST - Details
LekvkmSpec score 9.5

Ethernet, Cat8, 40 Stated speed

+Cat8 supports up to 40 Gbps speeds
+Shielded SSTP construction reduces interference
+15 feet long for desk-to-wall or router runs
−Shielded construction makes the cable stiffer to route
$14.99
as of 11/04/2026 09:07 PST - Details
LovicoolSpec score 9.5

Ethernet, Cat6, 40 Stated speed

+Shielded construction for interference resistance
+Weatherproof for outdoor use
+15 ft length for short connections
−Short 15 ft length limits placement
$5.99
as of 11/04/2026 02:07 PST - Details
James BaySpec score 9.5

Ethernet, 40 Stated speed

+Shielded construction for reduced interference
+Supports up to 40 Gbps transfer speeds
+About 9.8 feet long for desk or rack runs
−Heavy duty build is less flexible than standard patch cables
$38.38
as of 11/04/2026 02:08 PST - Details
CablesAndKits

Fiber, OM4, 40 Stated speed, Riser (CMR)

+OM4 multimode fiber
+Duplex connection with LC and SC connectors
+About 6.6 ft length for short fiber links
$8.91
as of 11/04/2026 02:06 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.
Aopockan TechSpec score 9.5

Ethernet, Cat8, 40 Stated speed, Outdoor

+2000MHz bandwidth for high-performance networks
+Shielded construction reduces interference
+10 ft length suits desk-to-router connections
−Outdoor jacket is stiffer than indoor cable
$12.99
as of 11/04/2026 10:06 PST - Details
BusoheSpec score 9.5

Ethernet, Cat8, 40 Stated speed, Outdoor

+Pack of 2 to 3 cables for multiple connections
+Shielded SFTP construction reduces interference
+15 ft length suits medium room runs
−Flat cable design is less suited to bundling
$12.99
as of 11/04/2026 10:07 PST - Details
QozodaSpec score 9.5

Ethernet, Cat8, 40 Stated speed

+Flat design for neater runs and easier routing
+Braided shielding helps guard against interference
+Shielded construction for cleaner signal transmission
−Shorter 6.6 foot length limits placement options
No price recorded yet.
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
Beyondtech

Fiber, OM4, 40 Stated speed, Low smoke (LSZH)

+OM4 multimode fiber for high-speed links
+Low smoke zero halogen jacket
+LC duplex connectors on both ends
No price recorded yet.
UGREENSpec score 9.5

Ethernet, Cat8, 40 Stated speed

+Shielded construction reduces interference
+Braided jacket for added durability
+15 ft length for longer runs
$15.99
as of 11/04/2026 02:10 PST - Details
SpeedyCables

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

+40 stated speed: the highest stated speed of the 52 here
$7.49
as of 11/04/2026 02:08 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
EthernetCat840Outdoorn/a$13.29
as of 11/04/2026 03:09 PST - Details
Direct attach (SFP)40n/aNo current price
Fiber40Low smoke (LSZH)n/a$11.99
as of 11/04/2026 02:06 PST - Details
EthernetCat8409.5$14.99
as of 11/04/2026 09:07 PST - Details
EthernetCat6409.5$5.99
as of 11/04/2026 02:07 PST - Details
Ethernet409.5$38.38
as of 11/04/2026 02:08 PST - Details
Fiber40Riser (CMR)n/a$8.91
as of 11/04/2026 02:06 PST - Details
Fiber40Low smoke (LSZH)n/a$5.99
as of 11/04/2026 02:08 PST - Details
Fiber40Low smoke (LSZH)n/aNo current price

Before you buy

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