Honeywell International L4064B2236 Fan and Limit Control Go to amazon.com Related posts Top 10 fan limit switch for 2019 FeatureManufacturer Model # L4064B2236Genuine Replacement PartHoneywell item DescriptionThis is a genuine replacement part. The model number and name for the following item is: Honeywell L4064B2236 Fan and Limit Control.