2+panic Modify Uncut Insert Smart Remote Key Fob Shell Case for 2008 2009 2010 Dodge Chrysler Town & Country Dodge Grand Caravan Charger Ram 3500 Ram 2500 Ram 1500 Huge Discount Adjustable thermostatic fan control; For use with Rapid-Cool and super duty electric fans; Probe installs in to radiator fins; Hayden Automotive 3653 Economy Adjustable Thermostatic Fan Control Find many great new & used options and get the best deals for Engine Cooling Fan Controller-Natural Hayden 3647 at the best online prices at eBay! Free shipping for many products! item 6 Cooling Fan Control Hayden 3647 Cooling Fan Control Hayden 3647. $32.50. Easy to install & seems to Controll the fan pretty well. It also allows for a Buy Hayden Automotive 3652 Universal Add-On Preset Thermostatic Fan Control - Not OEM Replacement: or up to four single or two dual speed fans; Adjustable from 132°F - 248°F across all controllers; The installation instructions do not match the wire colors on the relay. Rec'd Orange and Red fuse wire - Instructions call for Orange Free Shipping - Hayden Electric Fan Adjustable Thermostat Kits with qualifying orders of $99. Shop Fan Switches at Summit Racing. Hayden Automotive 3653 - Hayden Electric Fan Adjustable Thermostat Kits HDA-3653. 4.5 out of 5 stars. Part Number: For easy installation, the sensor probe can either fit in the water-neck or between the fins Hayden now offers the most diverse coverage on fan clutches and transmission coolers in today's market place. Virtually every vehicle's cooling system can be improved or enhanced with Hayden's products. They help to improve fuel efficiency, horsepower and extend the life of critical components such as your car or truck's engine or transmission. The Hayden 3647 controller is designed to be used with a universal electric fan which should have two wire leads. It is not designed to work with an original equipment fan assembly. If you need further assistance you can contact the tech line at 866-502-0068. Hayden Automotive Answer - 2/7/2020. Hayden Model Number: 3647: Features. Adjustable thermostatic fan control; For use with Rapid-Cool and super duty electric fans; Probe installs in to radiator fins; Hayden Automotive. For over 45 years, Hayden has been the leader in automotive, truck and performance cooling products.