Agree the old school automotive supply place I get these from said they have never seen one fail from excessive current.

This is not some chain store but a good old fashioned type place that will actually rebuild starters, alternators and generators with quality components.

Here is the J&N data from the link above.

2000 Amp Intermittent Rating@ (2) 1/2-20 Threaded Studs@ Indexing Pin Aligns Switch & Prevents Rotation