Hayward HPX11031134 1/3-horsepower Fan Motor Replacement for Hayward Heatpro Heat Pump Motor replacement Fits hayward heatpro heat pump models hp2100, hp2100tco, hp1100, hp600, hpabgdeluxe 1/3 house power Use part HPX1103113435 on units HP380 and HPAB built prior to S/N 21120501007121001 Weighs 16-pound