Irritrol's RME30EG-ST 30-Station Controller with Heavy-Duty Surge Protection comes from the Rain Master Series. This controller comes with a 30-station capacity, and an expanded 18-gauge stainless steel cabinet. Irritrol has made their name as a brand by selling and marketing exclusively to the professional installer, as a result their products are geared to be dependable and durable. Irrirtrol is now making their products available to you through our website. If you are looking for a product line that will last year in and year out, Irritrol is the brand for you.