BUY Q4006L4 https://www.utsource.net/itm/p/1554806.html
Teccor? Triac ;; Package= TO-252AA SM D-pak
Description: The Q4006L4 is a 400V, 6A, sensitive gate triac manufactured by TECCOR. Features: High surge current capability Low thermal resistance Low gate trigger current High commutation capability Isolated tab Applications: Motor control Heating control Lighting control AC switching applications (For reference only)