This electric motors kit is an ideal replacement for ventilation fan motors. It features a 120V, 60Hz, 0.29A, 3000 Rpm motor with CCW rotation and CL B classification. Compatible with a wide range of models including 659, 662, 663, etc., it can be used in various bathroom ventilation systems. The kit is an exact replacement for many motor numbers, ensuring a perfect fit. With a line length of 6.37 inches and a 2 - claw plug, along with a 1.73 - inch center mounting bolt, the size is well - designed. The fan blades have a 4.5 - inch diameter and 1.06 - inch height. Installation is a breeze: simply remove 2 long bolts or screws, thread them through the holes in the original and motor brackets, and tighten. This kit provides a complete solution with 1 motor and 1 blower wheel fan blade, bringing convenience to your bathroom ventilation needs.