Hayward SPX1615Z2MNS Speed Motor Replacement for Hayward Northstar Pumps, 2-HP 2 speed motor replacement Fits hayward northstar pump sp4000x series models sp4007x10(ns), sp4010x15(ns)/2(ns), sp4015x20(ns)/2(ns), sp4020x25(ns)/2(ns), sp4025x30(ns) Capacity 2-hp This part must be ordered for SPecific model and Horsepower Weighs 40.0 pounds