ASTRALPOOL ALASKA PLUS Pump The ALASKA PLUS pump range PUMP introduces a new hydraulic design that gives you an excellent noise performance while it is working at standard conditions. The pumps are self-priming and range from 0.5 Hp up to 3 Hp, and are provided with both single-phase and three-phase motors. A pre-filter has been integrated into the body of the pump to prevent the entry of any foreign bodies which could cause damage to the hydraulic parts of the pump. The