In short, spares for the pike ',em high and sell 'em cheap, badge engineered stuff from chain stores has support that varies from basic to non-existent.
That said, you might have some luck if you can read the switch makers part number off the switch itself. You might be able to find something the same on eBay or Amazon.
One other option is to take a decent, clear photo of the switch and see what a search in Google Lens turns up.
Djfhfccch, April 2024