The Knipex and Felco C7 are the same toil with different branding.

There are also other excellent industrial quality options. Do a search for the proper classification------ Wire rope cutters.

These are specific to the task, with a "passing V" shearing actions, which holds the strands together.

Cutters like electricians pliers, or piano wire cutters are for either softer wires like copper, or for single strand wire rather than cable. Using them is the best way to ensure crushing and fraying cables as you cut.