bbb A+ site secured

Honeywell PRESTIGE Thermostat Kit YTHX9421R5051


Free Shipping Item

Honeywell PRESTIGE Thermostat Kit YTHX9421R5051
$262.47 /ea
As low as
Retail: $282.99
You Save: 7%

in stock
Ships in 5 to 6 business days.
Get 5% Off When You Check Out With Auto Delivery
You Choose the amount of months, we take care of the rest.
Get Details
Product Information

The Honeywell YTHX9421R5051 can be used in the following applications:

  • Any home requiring a thermostat

The Honeywell PRESTIGE IAQ 2.0 Comfort System Thermostat Kit YTHX9421R5051 will connect up to three whole house systems including your humidifier, dehumidifier, ventilation and air conditioner system. This Honeywell comfort system thermostat can adjust the temperature with the Portable Comfort Control from anywhere in your home.

The Prestige IAQ 2.0 features a high definition, full color display that is easy to see and use. When you first install the Honeywell comfort system thermostat, it will program itself based on a series of questions it asks you. Also known as part number YTHX9421R5051, this genuine Honeywell thermostat also has convenient 7 day programming, which allows you to have different settings for each day of the week.

Honeywell PRESTIGE IAQ HD Thermostat Kit specifications:

  • Contains 1 Prestige IAQ HD Thermostat Kit
  • Part Number YTHX9421R5051
  • 2 duct sensors
  • 7 Day programming
  • HD, Full Color Display
  • Saves energy
  • Tri-Lingual

The Prestige IAQ 2.0 Comfort System will also save you up to 33% on your annual energy costs when used correctly. The YTHX9421R5051 comes with two Prestige duct sensors for easy installation.


Honeywell PRESTIGE Thermostat Kit YTHX9421R5051 Product Reviews :

Write a review
  • Not reviewed yet
" I just received my filters - thank you for the excellent work that you guys do! I'm a very happy customer. " - Mike, San Marcos, TX
Terms of Use | Privacy Policy ©2005-2018 Filters Fast LLC - All Rights Reserved
Don't Miss Out on Exclusive email Icon
Promotions and Discounts!
By signing up for our
Free Newsletter, you'll receive
exclusive promotions, discounts
and more directly to your inbox
We respect your privacy .
*Cannot be combined with any other promotion