Universal Compatibility: Compatible with Broan-NuTone 8662,8662N,MH8661N，8831,8832,8832N,8833,8672, It also direct compatible with Broan-Nutone motor models S23405SER, JA2C028, 3.3" Diameter Motor Easy Installation:According to the installation instructions on the main image, no professional tools or skills are required. The installation can be completed in 10 minutes by following the steps, saving you a great deal of time and energy Please Note: Be sure to keep the bracket used for old bathroom fan high cost performance: Compared to purchasing a brand new bathroom fan, this motor & blower wheel replacement parts without cutting/patching the ceiling or econnecting the exhaust and installing the entire fixture,DIY is more valuable High-Efficiency Performance: Operating at 120V/60Hz with a speed of 1550RPM, this motor delivers powerful ventilation, effectively eliminating odors and moisture. It runs efficiently and stably, creating a healthier bathroom environment 5 Year After-Sales Service: We offer a five-year quality assurance period for this product, we promise to provide free repair and replacement services if any non-human factors cause product failure within five years Upgraded For Nutone 8662 Bathroom Exhaust Fan Motor, Compatible with Broan-NuTone 8662,8662N,MH8661N，8831,8832,8832N,8833,8672.S23405SER,JA2C028-1,stable and quiet operation