Variable Speed Furnace Fan Motor

Running the heating system s fan continuously allows the furnace s blower motor to continue air circulation even when heating is not required.

Variable speed furnace fan motor.

In addition to better energy efficiency and temperature control variable speed furnaces deliver better indoor air quality as a result of varying blower motor speed. Ecm s are dc motors that function using a built in inverter and a magnet rotor and as a result are able to achieve greater efficiency than most ac motors. Connected to fan blades it moves air through your ductwork and into the different rooms of your home. The term variable speed actually refers to the blower motor inside the furnace or air handler.

Unlike single speed motors that run at full capacity and then cycle off a variable speed motor can operate at high speeds low speeds or anywhere in between ramping up and down like a dimmer switch. A variable speed motor is a component of high performance residential furnaces and air handlers. Buy carrier bryant 58mv660006 variable speed blower 3 0 ecm motor module kit replaces 58mv660001 hd44re122 hd44re120 hd44re124. Variable speed fan motor technology variable speed technology can also apply to the type of blower motor located in the air handler or gas furnace.

It s an electronically commutated motor or ecm. A variable speed blower motor can operate at various speeds to precisely control the amount of airflow throughout your home.