Prices for Dyson's Hot + Cool Fan Heaters range from $399.99 to $449.99 on the Dyson website, as of March 2015. Dyson's AM04 and AM05 Hot + Cool Fan Heaters cost $262.99 to $289.99 on Amazon.com.
In March 2015, The Hot + Cool line of fan heaters are the company's newest line of heaters. Each model includes Dyson's trademark air multiplier technology, bladeless design, a remote control, a two-year warranty and built-in safety features, such as no exposed heating elements and an automatic shutoff that activates if the unit falls on its side. The units help circulate air in the room while featuring cooling capabilities that make the product versatile for multiple seasons.