Jackson Systems

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

BRAND: Honeywell SKU: YTHX9421R5085WW


MSRP: $945.07
You save 60%

2-Wire IAQ Kit with Thermostat, EIM and Two Duct Sensors

Free Shipping
Ships Today

246 In Stock


The completely redesigned Prestige IAQ® from Honeywell still offers the robust RedLINK™ wireless capabilities you trust to deliver a total solution – now in a smaller, sleeker profile for design-conscious residential and light commercial end users. This kit includes the Prestige IAQ, Equipment Interface Module (EIM) and two duct sensors.


  • Up to 4H/2C Heat Pump or 3H/2C Conventional Systems
  • Smart Schedule feature programs in seconds for any lifestyle
  • 60% smaller than Prestige 2.0 and available in 4 colors
  • Delta T Alerts and Diagnostics inform customers when their system is not operating as expected
  • Residential or Light Commercial use
  • User Interaction Log provides a searchable history of setting changes
  • Assignable outputs for Indoor Air Quality and staging control
  • Selectable staging options
  • Customizable service reminders
  • 5-Year Warranty

Works with RedLINK accessories:

  • RedLINK Internet Gateway/Total Connect (THM6000R1002) Wireless Outdoor Air Sensors (C7089R1013)
  • Wireless Indoor Air Sensor (C7189R1004)
  • Portable Comfort Control (REM5000R1001)
  • Entry/Exit Remote (REM1000R1003)
  • Vent and Filter Boost Remote (HVAC20A1000)
  • TrueSTEAM (HM506/HM509/HM512)
  • TrueZONE Panels (HZ311/HZ322/HZ432)

Features and Benefits

  • Up to 4H/2C conventional and heat pump systems
  • 7 day programmable
  • 60% smaller footprint
  • Full-color, customizable, high-definition screen
  • Choice of 4 high-gloss acrylic frames (BB, SG, WG, WW)
  • Monitor and control multiple buildings from a computer, tablet or smartphone
  • Self-monitoring diagnostics send alerts for maintenance or service issues
  • Question-based setup eliminates the need for a manual
  • Stores 25 alerts to help technicians easily determine that part of the system needs attention
  • Minimum/maximum indoor/outdoor temperatures, humidity, run time, Delta T and more organized by hour, day, week or month
  • Four assignable inputs for wired sensors, remote setback or dry contacts
  • Pre-populated contractor contact information available at the touch of a button
  • Available with Portable Comfort Control
  • Hardwired
  • 5-year warranty

Additional information




3 Heat/2 Cool Conventional

Auto Changeover

Connected Product

Power Type

Terminal Designations

, , , ,






UPC 085267336451
Imprinting Available Yes


There are no reviews yet.

Be the first to review “Honeywell Prestige YTHX9421R5085WW 2-Wire IAQ Kit with Thermostat, EIM & two duct sensors”