This pump's hydraulic design offers the high water flow while providing quiet performance. The WhisperFlo High Performance Pump is built to last, with an engineered thermoplastic housing and robust motor components. Unique design features make this pump easy to monitor and clean. Robust thermoplastic with the Cam & Ramp See-Through Lid design. Self-priming, high flow with Funnel-Flo Diffusers. 2 in. suction and discharge ports. Motor features threaded shaft and durable commercial duty 56 frame motor. Oversized strainer basket and volute - industry standard in pool pumps. Lower HP's deliver higher performance than industry standard. Compatible with all cleaning systems, various filters and jet action spas. Heavy-duty/durable construction is designed for long life. Designed for residential and commercial applications. TEFC motors available. Pumps and replacement motors that are single speed and one (1) Total HP or greater cannot be sold, offered for sale, or installed in a residenial pool for filtration use in California, Title 20 CCR sections 1601-1609. Model: WF-12, Voltage: 230, Full Load Amps: 14.1, HP: 3 HP, SF: 1.15, SFHP: 3.45, Primary Listings and Certifications: UL 1, NSF 2, Port Size (NPT): 2 in. x 2 in., Carton Wt. (Lbs.): 56, Curve Key: J