Red Sea Max S-Series Replacement Main Pump for the Red Sea Max S-Series Aquariums. Red Sea Part # 50470. The pump label identifies this is as a RS Max S Main 7000, made by Sicce. This is not the original pump in the older Red Sea Max S-Series Aquariums, but it is the current pump in the Red Sea Max S-Series 400, 500 & 650 Aquariums, and is the only S-Series Main Pump replacement currently available.
