1HP 115/230V High Performance Full-Rated Energy Efficient 60 HZ WhisperFlo Pump 40% glass-filled thermoplastic with the Cam & Ramp "see thru" lid design. Self-priming, high flow with patented Funnel-Flo diffusers. 2 in. suction and discharge ports. Motor features threaded shaft and durable commercial duty 56 frame motor with NEMA square flange. Oversized strainer basket and volute. Standard and Energy-efficient Square Flange Motors available. Lower hp's deliver higher performance than industry standard. Compatible with all cleaning systems, various filters and jet action spas. Heavy-duty/durable construction. The WhisperFlo Pump is designed for long life. Designed for residential and commercial applications. SF : 1.65 Full Load Amps : 14.8/7.8-7.4 Weight : 46 Voltage : 115/208-230V HP : 1 Model: 011513