I have had excellent results with this one. It is an exact copy of the old Standard Products switch. Mine was made in Taiwan. The one I bought in 1977 burned out when I ran an HEI coil/distributor through it with no relay.
https://www.amazon.com/gp/product/B00FDXKNRY/ref=ppx_yo_dt_b_asin_title_o05_s00?ie=UTF8&psc=1


~ Jon
1952 1/2 ton with 1959 235 | T5 with 3.07 rear end