A large distribution warehouse — sourcing and logistics.

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Sourcing guides for power & connectivity buyers.

Practical guides for procurement teams — reading a spec, vetting a supplier, and managing country of origin and lead time.

Shielded vs unshielded Ethernet cable: when you need STPEthernet & networking cable ·

Shielded vs unshielded Ethernet cable: when you need STP

Shielding helps Cat6a and Cat8 beat crosstalk and PoE heat — but a shield that is not bonded does nothing, and grounded at both ends it can make things worse. When to spec shielded Ethernet, and how to source it.

Read →Blue and grey Ethernet patch cables plugged into the numbered RJ45 ports of a patch panel.Ethernet & networking cable ·

We tested 5 "Cat6" cables: copper-clad aluminum, thin gauge, and "Cat 6e"

Five 10-ft cables sold as "Cat6," measured with calipers, a scale, and a microscope, and all cut open: two genuine copper, two undersized copper-clad aluminum, and one "Cat 6e" — a category that does not exist.

Read →A network switch in a data-center rack, with RJ45 ports, SFP cages, and looped patch cables.Ethernet & networking cable ·

Cat8 bulk cable: spec it right, or skip it

Cat8 is a 25/40G, 30-metre, in-rack cable — a data-center buy, not a horizontal or home one. What to spec when you source it in bulk, when Cat6a or fiber is smarter, and when to skip Cat8.

Read →A network switch with Ethernet cables connected.Ethernet & networking cable ·

Ethernet cable types: Cat5e vs Cat6 vs Cat6a vs Cat8

A guide for buyers to Ethernet cable categories — how Cat5e, Cat6, Cat6a, and Cat8 differ on speed, distance, PoE, and shielding, which to spec for the job, and what to check when you source it.

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