Vou optar por um aircooler como vcs me recomendaram, um WC de 240mm ta muito caro, se eu fosse comprar um de 240mm iria optar por uma marca conhecida.
meu gabinete é um >> Gabinete Aerocool Cylon RGB LED MID Tower ATX Preto
recomendem aircooler de ate 250$
tem o Scythe Kotetsu Mark 2
tem esse aqui que vi na aliexpress também
https://www.googleadservices.com/pagead/aclk?sa=L&ai=DChcSEwik8-zNp7DyAhXEgJEKHUWvAOcYABAHGgJjZQ&ohost=www.google.com&cid=CAESQOD2_Xc1Vqxu-P-IJ4Og2oGuk-jEaysOWZ73BebYsxwIty6qv1FXSe_6OQsfE1QSHLoJmmBG5BkxUwZsUYGgGfA&sig=AOD64_00YRSKQ8o-XAElLaaZ2j9LfYgYTw&ctype=5&q=&ved=2ahUKEwit7dnNp7DyAhWKHLkGHVfoCjIQ9aACegQIARBM&adurl=https://www.googleadservices.com/pagead/aclk?sa=L&ai=DChcSEwik8-zNp7DyAhXEgJEKHUWvAOcYABAHGgJjZQ&ohost=www.google.com&cid=CAESQOD2_Xc1Vqxu-P-IJ4Og2oGuk-jEaysOWZ73BebYsxwIty6qv1FXSe_6OQsfE1QSHLoJmmBG5BkxUwZsUYGgGfA&sig=AOD64_00YRSKQ8o-XAElLaaZ2j9LfYgYTw&ctype=5&q=&ved=2ahUKEwit7dnNp7DyAhWKHLkGHVfoCjIQ9aACegQIARBM&adurl=https://www.googleadservices.com/pagead/aclk?sa=L&ai=DChcSEwik8-zNp7DyAhXEgJEKHUWvAOcYABAHGgJjZQ&ohost=www.google.com&cid=CAESQOD2_Xc1Vqxu-P-IJ4Og2oGuk-jEaysOWZ73BebYsxwIty6qv1FXSe_6OQsfE1QSHLoJmmBG5BkxUwZsUYGgGfA&sig=AOD64_00YRSKQ8o-XAElLaaZ2j9LfYgYTw&ctype=5&q=&ved=2ahUKEwit7dnNp7DyAhWKHLkGHVfoCjIQ9aACegQIARBM&adurl=
@WOZ Dods@Imakuni@EdsonSM