KZGII electrolytic cell gas control cabinet is suitable for aluminum industry electrolytic cells, with signal generating device, built-in BK23-15, BK24-15, K22JD-25BW pilot type cut-off plate valve. BK23-15 mainly controls the shelling cylinder, BK24-15 mainly controls the blanking and fluoride salt, and K22JD-25BW mainly controls the switching of the air circuit when the signal is fed back to realize the conversion of high and low air pressure. The air control cabinet is small in size