Detachable Ethernet cable brings magnetic convenience to networking

Shawn Knight

Posts: 15,511   +194
Staff member
In a nutshell: Japanese electronics manufacturer Sanwa Supply has introduced an innovative Ethernet solution that borrows heavily from Apple's MagSafe concept. The Sanwa KB-SL6ABA series is a two-part design consisting of an adapter and cable. One end of the adapter looks like a standard Ethernet connection and plugs into the existing port on your computer, just like any other network cable. The opposite end features a set of electrical pins and magnets that attach it to the included Ethernet cable.

The Sanwa solution is essentially a quick-release cable. The combo comes in five different configurations based on cable length – from one meter to 10 meters (1m, 2m, 3m, 5m, 10m). Like Apple's power connector, it is meant to help reduce the risk of damage to hardware or personal injury by accidentally tripping over a cable.

The CAT6A cable measures 3.8 mm in diameter (28 gauge) and is made up of eight cores in four pairs. It is rated for 10 Gbps with a transmission bandwidth of 500 MHz. Sanwa said the cable features a soft outer jacket that makes it easy to route around walls and furniture.

If you are working in an environment with lots of foot traffic, have pets, or just happen to be extremely clumsy, this could quickly pay for itself. I could also see it being incredibly useful in hard-to-reach situations where simply tugging on the cable to unplug it would be easier than getting a hand in to squeeze a clip.

Pricing starts at 4,180 Yen (around $27) for the one meter variant and scales to roughly $43 for the 10 meter model. It is unclear if Sanwa plans to bring the cable to markets other than its home country but for those willing to pay the premium, international shipping is an option.

If successful, perhaps we could we see this concept brought to other cables. I'm not sure of the technical feasibility of using it with other connector types but it could be worth looking into.

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RJ45 is prehistoric garbage. I have thrown away countless cables over the plastic clip broken off, which is an absolute shame. We should have something way better for Ethernet sockets today.
Unfortunately, legacy compatibility is a b*^%&
 
RJ45 is prehistoric garbage. I have thrown away countless cables over the plastic clip broken off, which is an absolute shame. We should have something way better for Ethernet sockets today.
Agreed, we need something that can easily terminate twisted pair cables, but also durable enough to not break so easily. Unfortunately, I don't see this changing any time soon due to how ubiquitous RJ45 and twisted pair cabling is, and it is quite often a cable run that is not easy to replace. Think about how much pushback there was from people when they were forced to upgrade from micro-USB to USB-C, and that's usually as easy as swapping out a short cable between devices right next to each other and requires basically zero skill. Network cables often need to run through walls, ceilings, floors, conduits, and connect devices that are in different rooms, or even different buildings. Also, many networked devices are very expensive infrastructure that is already embedded in the RJ45 standard.

I don't think there will be much change to the standard ethernet connector as long as we're using twisted pair cabling. Fiber is becoming a lot cheaper and more popular, but it is still more expensive, more delicate, and requires more training/skill to terminate properly.
 
And why not just depress the plastic clip on the existing ethernet RJ45 plug? Ethernet cables have always been detachable. I see no need for this product.
 
Possibly not one for gamers who are a little anal about the number of breaks in connection between the incoming broadband and their computer
 
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