"The Original Whole House Fan Website Online - Since 2001".
Free Expert Advice: 1.888.229.5757
Direct: 1-661-775-5979

QuietCool ES-6400 Energy Saver

All purchases backed by our ironclad money-back guarantee
QC ES-6400
MSRP: $ 2051.00
Sale Price: $ 1849.00
You Save $ 202.00
Quantity :

No Risk Guarantee     | All Fans Ship Free! Same Business Day!

The Energy Saver 6400, our super energy efficient Quiet Cool whole house fan moves 6328 cubic feet of air per minute! This fan can draw in cool air and push hot air out enabling you to cool your living space in minutes.

Suitable for up to 3000 square feet at 2 cfm per square foot.

This fan can quickly and easily be installed almost anywhere in a ceiling or vertical wall. It comes with a built-in louvered back draft damper to prevent energy loss when the unit is not in use.

Available control options include an 8-hour on/off timer, as well as a  remote kit which allows you to operate the fan wirelessly in your home.


  • State-of-the-art, high efficiency AC/DC brushless motor means lower power consumption
  • Draws fresh cool air in and pushes stale hot air out to naturally to improve the air quality in your home
  • Reduces AC usage to cut your utility bills by 50-90%
  • Nearly silent operation; suspension installation and acoustic insulated flexible ducting keeps vibration and noise to a minimum
  • Compact and easy to install
  • Manufactured in the US

Download the Installation Instructions

Questions – Toll Free 1.888.845.6597 or Direct 1.661.775.5979

Installers/Contractors Please Call For More Information about how the QuietCool fans can increase your sales to your own customers.

  • Whisper quiet at 50 decibels
  • UL Listed components
  • Horizontal or vertical mount decorative grill included
  • Easy, plug-in installation, no carpentry required
  • Available optional double stack switch for multiple fan operation from one location
  • Available optional remote control
  • 10 year warranty
  • All parts manufactured in the US
  • Download the Installation Instructions

Listen to the ES-6400 Run

Motor Voltage: 120 VAC, 60Hz, 2 speeds
Energy Use: 537 Watts High, 256 Watts Low
Air Flow: 6004 CFM High, 3888 CFM Low
Power Cord Length: 20′
Duct Diameter: 16″
Duct Length: 6 feet each
Motor Head Diameter: 16.5″
Motor Head Length: 13.5″
Sound Level in Room: 50 db High, 44 db Low
 Damper: Barometric Pressurized R5
Ceiling Rough Opening: 14.25 x 36.25
Ceiling Grill Dimension: 16 x 38
Controls: Remote control or hard wire capabilities
Intake Grill Color: White
Covers up 3000 to square feet
Minimum suggested attic venting is  8.0 square feet net free area

Download the Installation Instructions


Listen to the ES-6400 Run

  • ES-6400
  • ES-6400 Grill