My main breaker is 40 amp, not 30, but yeah, 2 SSR plus heatsinks price at 22$ on Amazon and a contractor rated for 40 amp for 34$. But I've found a switch rated for 40 amp instead. https://www.amazon.ca/dp/B00GWFN9WS/?tag=skimlinks_replacement-20
In the end, this will cost me around 350$ for...