Professional performance, entry-level price. If you believe that you shouldn't have to sacrifice performance for price, the Alpha 8 Octo is for you. The Alpha 8 Octo is a top-performing regulator in its class, and one of the most affordably priced regulators you can buy. Features the best price-to-performance ratio in its class, while being inexpensive to maintain.  Designed to perform to the U.S. Navys Class A standards at 198 feet.