• Honeywell Prestige YTHX9421R5085WW 2-Wire IAQ Kit with Thermostat, EIM & two duct sensors
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Honeywell Prestige YTHX9421R5085WW 2-Wire IAQ Kit with Thermostat, EIM & two duct sensors

$608.99
$250
Save $358
Honeywell Prestige YTHX9421R5085WW 2-Wire IAQ Kit with Thermostat, EIM & two duct sensors

Honeywell Prestige YTHX9421R5085WW 2-Wire IAQ Kit with Thermostat, EIM & two duct sensors

$608.99
$250
Save $358
Found at 9 stores ·Prices updated 18 hours ago 
Store
eBay
$250.00 
Home Essentials Direct
$374.64 
Amazon
Honeywell YTHX9421R5085WW/U Prestige IAQ Kit with Redlink Technology
$379.30 (new)
$249.95
 (used)
as of 11:58 01/05
SupplyHouse
$391.03 
AF Supply
$392.98 
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Reviews

Timely Assistance

This was the first time I used Supply House for anything. I ordered a new thermostat for my gas furnace. I received it in a surprisingly short period of time. That was much appreciated. The packaging was perfect and everything turned out well.

JG · Review provided by SupplyHouse
October 11, 2024

I love the Redlink System

The Redlink thermostats are expensive but offer value beyond the obvious.

HeatPro Senior · Review provided by SupplyHouse
January 08, 2023
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Customer pictures

Overview

We found this at ten stores including Walmart, Home Essentials Direct, and AmazonThis product sells from $250 up to $608.99. Users can save 58% by shopping at eBay.

This is the lowest price we've seen, typically ranging from $368 to $603.

This product is also marketed as the 

Honeywell Prestige YTHX9421R5085WW 2-Wire IAQ Kit with Thermostat, EIM & two duct sensors at Walmart

,

Honeywell YTHX9421R5085WW/U Prestige IAQ Kit with Redlink Technology at Amazon

.

Description

Upgrade your home's climate control with this sleek, digital programmable touchscreen thermostat kit. Featuring remote programming, smart home compatibility, and precise temperature control, it ensures comfort and efficiency. Includes mounting hardware and duct sensors.