True, especially if bought from Aliexpress, Amazon, Ebay or similarly unreliable source: most solid state relays sold there are relabeled fakes claiming higher

True, especially if bought from Aliexpress, Amazon, Ebay or similarly unreliable source: most solid state relays sold there are relabeled fakes claiming higher specs than their actual one. https://protosupplies.com/inferior-counterfeit-fotek-ssr-25-solid-state-relays-on-the-market/ https://protosupplies.com/inferior-counterfeit-fotek-ssr-25-... https://www.eevblog.com/forum/reviews/warning-dont-buy-fotek-solid-state-relays/ https://www.eevblog.com/forum/reviews/warning-dont-buy-fotek... Buy parts only from reputable sources, especially when safety is involved, which is the case with everything that is connected to mains voltage.