[Wide Compatibility - Fits Broan NuTone Models] Designed as a direct replacement motor assembly for specific Broan NuTone bathroom exhaust fans. Compatible with models: 678, 678-G, 2678F-A, 671, 683-C, 683L-A, 679, 679L, 679-A, 679-B, 696N, 763N, 763RL, N688, 769RLN. Please check your fan model number carefully before ordering to ensure a perfect fit [Crucial Fitment Check - Housing Size] To avoid installation issues, please verify your existing fan housing dimensions measure 8" × 8-1/4" (20.3cm × 21cm) with a required depth of 5-3/4" (14.6cm). This S97015162 assembly is specifically engineered to fit the "J-housing" standard. Note: Fan assembly specs: Fan Diameter 5.5" (14cm), Height 2.75" (7cm) [High Airflow & Efficiency Upgrade] Restores your bathroom's ventilation with a powerful 110 CFM airflow, ideal for removing moisture and odors in bathrooms up to 105 sq. ft. The upgraded squirrel cage blower wheel increases air movement efficiency by 60%. Operating at 4.0 Sones, it provides standard sound levels while ensuring rapid defogging performance [Important: Non-Compatible Models] Please read carefully to prevent returns: This motor assembly is NOT compatible with Broan NuTone series 655, 657, 659, 765H, 162, 164, nor fits series QT100, QT110, QTR080, QTR110, QTXN. If your model is listed here, this part will not fit your housing [Heavy-Duty Build Quality] Built to meet or exceed OEM specifications. Features a durable aluminum alloy frame and a premium pure copper rotor for extended lifespan and heat resistance. The built-in start capacitor ensures quick start-ups and stable operation, reducing energy consumption by up to 40% compared to older, worn-out motors. Plug and play design (120V) Upgrade your Broan NuTone bathroom exhaust fan with the S97015162 Motor Assembly, featuring a precision metal plate housing (8 inches × 8-1/4 inches, 5-3/4 inches depth) for seamless fit and wide compatibility with models including 678-G/2678F-A, 679-E, 763, 50NT, HD80NT, and more; equipped with an upgraded squirrel-cage fan design, it delivers 110 CFM air volume for quick dehumidification, boasting 60% higher efficiency, 40% energy savings, and ultra-quiet 4-decibel operation, plus a durable build with aluminum alloy frame, nylon blower wheel, and pure copper rotor for long-lasting reliability—all installable in 10 minutes or less with just a flat-head screwdriver, making it the ultimate solution for fresh, efficient bathroom ventilation.