Overview Warranty Reviews Product Description SwitchEquivalent Part Numbers: 3720000, 55321611442, 0 55321 61144 2, K3720000 California Residents only WARNING: Cancer and/or Reproductive Harm - www.p65warnings.ca.gov Warranty This part is guaranteed to be a new and original Broan-NuTone part. Product Videos Custom Field Product Reviews (No reviews yet) Write a Review Write a Review × Broan NuTone Broan SK3720000 - Switch Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name *Review Subject *Comments