The pump is equipped with a pure copper motor, combining high efficiency and low noise. The pump shell is made of premium ABS and aluminum material, sturdy and corrosion-proof, without water leakage. In addition, it is certified with UL authorization, suitable for swimming pools, hot tubs, bathing tubs, etc. Superior Performance Secure Design Versatile Uses 2" plumbing unions 1.5 HP 48 Frame Motor Dual Speed - 1725/3450RPM 115 Volt Dimensions: 15-3/16"L x 8-7/16"W x 8-7/16"H