Lamb Ametek 118154-54 120 volt motor is a factory replacement motor for the Eureka, Thermax and Sweep and Groom power brushes.
Also known as the Lamb Ametek Rotron. Also fits Electrolux 51022 motor and is the factory replacement and many other power brushes as well.
This motor may have the number R5409-33 listed on it and will work perfectly.
Please note: This motor only fits power nozzles where the belt rides on the left hand side when standing behind it as if you were using it. If your power nozzle belt rides on the right hand side, please see our part #MTR096.