117939 Lamb Ametek Motor

  (4.8/5 Stars) - Overall Rating from 13 Users

Part # M-7939
Our Price:
In Stock

The Ametek Lamb 117939 Motor for central vacuums, blowers, and similar applications replaces all versions of the 117939 motor used in all types of industries spanning many decades. Older model 117939 motors may not be marked properly with the motor number and some may have 11-7939 or just a 7939. We do not recommend rebuilding these types of motors due to cost and technical precision for proper performance and longevity.

Specifications for model 117939 Lamb Ametek Motor:

  • Genuine & New - Not Rebuilt - Stamped and Dated
  • Ships the day ordered, if not the next business day
  • 3-Stage, Peripheral Motor, Ball Bearings
  • Diameter: 5.7 inch, Height: 8 inch
  • Voltage: 110-120, Amps 13.6, Hz: 50/60
  • Waterlift: 138.6", CFM: 101.2, AirWatts: 458
  • Warranty: One Year Residential, 30-Day Commercial
  • Guarantee: 100% Satisfaction 30-day Full Refund

Maintenance: No grease, oil, or tightening needed on the 117939 motor. The only recommended preventative maintenance is changing the motor brushes after several years or around the 300-500 hour half-life. The high quality of Ametek motors is recognized worldwide.

Instructions: How to Remove and Replace Your Central Vacuum Motor

FREE Shipping to 48 States. Excellent Shipping Options to Canada.

This item ships free!  No tax except for in California
100% Genuine Lamb Ametek Motor

Top Customer Reviews

(3/5 Stars)

September 17, 2021

I had purchased 2 of these motors. We installed one and when we tested it, it had a high pitched squeal and got very hot. We had to de-install and replace it with the other one, which worked fine. Glad that I had ordered two of them!

Returned the defective motor for refund.

- Arizona

(5/5 Stars)

February 01, 2021
Comments not provided.
- Washington

(5/5 Stars)

May 25, 2020

This motor was an exact fit to replace one of my worn out central vac motors. Easy to install and works great!

- Colorado

(5/5 Stars)

January 21, 2020

Quick shipping even over the Christmas holiday. Product exactly as advertised and well packed

- Ohio

(5/5 Stars)

October 14, 2019

The teck support to identify the problem was right on and the parts they suggested as needed was correct. Very happy withe service and parts. It fixed the problem. the price for the 2 motors seemed pretty high and I did find where they are less expensive but overall a high rating.

- Idaho

(5/5 Stars)

November 11, 2015

Great service, received my motor in a couple days. Works great!

- Colorado

(5/5 Stars)

April 28, 2014

Motor came in on time and in good shape (packed well)

- New York

(5/5 Stars)

November 26, 2013

exact replacement. - really sucks now

- Wyoming

(5/5 Stars)

January 29, 2013

Durable and dependable. I had this same model for a number of years, under heavy daily use. I have bought my second at Central Vacuum Online. Very good price, and very fast delivery. Definitely recommended.

- New Jersey

(5/5 Stars)

October 08, 2010

Thanks again. always a big help.

- Colorado

(5/5 Stars)

November 20, 2008

perfect replacement. great price

thanks paul p.

- Utah

Ask a Question

No questions have been asked yet for this product.
Feel free to ask yours using the form below.

Ask your question below about our 117939-Lamb-Ametek-Motor

We will email our answer to you directly.

Email Address

* Maximum 800 characters.

Related Products

Motor Brush 7
In Stock
5.7in Diameter Motor Gasket
In Stock
Vacuum Unit Circuit Board 15a 120v
In Stock
Free Flow Maintenance Cloths
In Stock