Infinity Air Handler – FE4
A Part of ComfortHeat™ Technology and IdealHumidity™

You can relax knowing variable speed technology is designed to provide lasting comfort, backed by the innovative leader in indoor comfort: Carrier. Carrier’s variable speed motors are protected with a five-year limited warranty. Providing unmatched comfort and superior energy savings, Carrier’s variable speed technology utilized by our ComfortHeat™ Technology systems deliver the comfort you’ve learned to expect from Carrier.

HIGH EFFICIENCY – FK4D
Fan Coil

The FK4D fan coil, working with your heat pump or air conditioner, provides premium comfort and superior efficiency with its variable speed operation. The Electronically Commutated Motor (ECM) and Easy Select Board combine to generate noticeably warmer air during the heating season than a standard heat pump system. During the summer months, the FK4D can be teamed up with Carrier's Thermidistat Control to enhance your comfort by removing up to 30 times more humididty from the air in your home than a standard heat pump system. One of the quietest fan coils available, the FK4D almost silently improves your comfort so you can enjoy the peace and quiet of customized indoor comfort year after year.

ENVIRONMENTALLY SOUND – FV4B
Fan Coil

The Carrier FV4B is the first variable speed fan coil designed to use an environmentally sound refrigerant. Carrier has designed a variable speed fan coil that uses Puron, a chlorine-free refrigerant. With the FV4B fan coil, you can maximize the comfort and efficiency of your indoor weather system and make an environmentally responsible choice.