The Elite Stainless C-Face Electric Motor is single phase, dual-voltage motor. The stainless-steel motors are not wired at all, they have what is called T-Wires and they are loose so at the point of purchase they can be wired either 100v or 220v. NV (totally enclosed, non-ventilated) housing. TENV housing prevents dirt, insects, and water from entering the motor. 15 minutes maximum runtime. Includes 1 inch long x 1/4 inch wide key stock, colored T-wires, easy-to-follow wiring instructions, BH-USA equipment guide, and wiring instructions.