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Honeywell YTHX9421R5127WW Prestige IAQ Redlink Internet Gateway Thermostat Kit
The Prestige IAQ thermostat is a versatile and customizable thermostat that is suitable for residential or light commercial use, and it offers commercial features such as occupied and unoccupied language, schedule holidays and custom events, remote setback, economizer, and time of day.
Honeywell YTHX9421R5127WW Prestige IAQ Redlink Internet Gateway Thermostat Kit
Item #: 6436597

Honeywell YTHX9421R5127WW Prestige IAQ Redlink Internet Gateway Thermostat Kit

Item #: 6436597

AUD 909

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The Prestige IAQ thermostat is a versatile and customizable thermostat that is suitable for residential or light commercial use, and it offers commercial features such as occupied and unoccupied language, schedule holidays and custom events, remote setback, economizer, and time of day.
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What Stands Out

Advanced Control
The Honeywell Prestige IAQ thermostat offers precise temperature control and customizable settings, allowing users to optimize their home environment effortlessly for comfort and energy savings.
Smart Connectivity
Equipped with Redlink technology, this thermostat connects seamlessly to smart devices, enabling users to manage their heating and cooling systems remotely from anywhere via their smartphones.
Comprehensive Monitoring
With integrated indoor air quality monitoring, the thermostat helps maintain a healthy living space by providing alerts and recommendations, thus enhancing overall well-being and comfort.

Product Details

Shop the best Honeywell thermostat kit online at Ubuy Nauru. Control your home's temperature with the Honeywell Prestige IAQ Redlink Internet Gateway Thermostat Kit. Easy installation and convenient remote access.
  • Smart Schedule - programs in seconds for any lifestyle
  • Patented interview based programming and installer setup.
  • RedLINKTM wireless communication.
  • Operating temperature range: 0 to 48.9 °C
  • Three sets of Universal IAQ contacts to control humidification, dehumidification, and ventilation.
Controller TypeTouchpad
Additional FeaturesProgrammable
Specific Uses For ProductHeat Pump
Temperature Control TypeCooling, Heating
Connectivity TechnologyWi-Fi
Power SourceCorded Electric
Voltage24 Volts
Display TypeManual
Control TypeTouchpad Control
Control MethodRemote
Connectivity ProtocolRedLINK
Mounting TypeWall Mount
BacklightYes
ColorMulticolor
Product StyleCustom
Material TypeAcrylonitrile Butadiene Styrene (ABS), Plastic
Brand NameHoneywell
Model NameYTHX9421R5127WW 11588123
Included ComponentsThermos
Model NumberYTHX9421R5127WW
UPC085267136945
Global Trade Identification Number00085267136945
ManufacturerHoneywell
Manufacturer Part NumberYTHX9421R5127WW/U
Unit Count1.0 Count
Item Weight1.1 Kilograms
BrandHoneywell
Special FeatureProgrammable

What's in the box

Thermos

Who Should Buy?

Suitable For
  • Smart Home Enthusiasts

    Users who want to integrate their thermostat with other smart home devices will benefit from its advanced features.

  • Energy Conscious Users

    Individuals looking to optimize energy usage and reduce utility bills will find the energy-saving features advantageous.

  • Multi-Zone Systems

    Homeowners with multiple heating and cooling zones can conveniently manage their environment with this sophisticated system.

Not Suitable For
  • Basic Users

    Those seeking simple heating and cooling controls may find the complex features overwhelming and unnecessary.

  • Limited Budget

    Price-sensitive customers might find this thermostat too expensive compared to basic alternatives without smart features.

  • DIY Installers

    Individuals who prefer easy-to-install products may struggle with the installation complexities of this advanced thermostat kit.

Product Description

Have any Query? Chat with us

Customer Questions & Answers

  • Question: What systems can the Prestige IAQ thermostat control?

    Answer: The thermostat can control up to 4-stages of heat and 2-stages of cool in a heat pump system, and up to 3-stages of heat and 2-stages of cool in a conventional system.
  • Question: What accessories are compatible with the Prestige IAQ thermostat?

    Answer: The thermostat is compatible with RedLINK accessories, including the RedLINK Internet Gateway, Portable Comfort Control, Wireless Outdoor Sensor, and Wireless Indoor Sensor.
  • Question: Is the Prestige IAQ thermostat suitable for commercial use?

    Answer: Yes, the thermostat is selectable for both residential and light commercial applications. It meets commercial code and is title 24 compliant, and offers commercial features such as occupied and unoccupied language, schedule holidays and custom events, remote setback, economizer, and time of day.
  • Question: I have 2 zones, will this kit work for me or do I need to add more accessories?

    Answer: This kit, by itself, does not include everything needed to configure & manage 2 zones. This kit can SUPPORT 2 zones, but you'd need at least 1 indoor temperature sensor, & at least 1 baffle/damper control for the ductwork feeding that 2nd zone's HVAC.
  • Question: What is included in the package?

    Answer: (2) duct sensors , (1) Prestige IAQ Stat (1) EIM - Equipment Interface Module and (1) Internet Gateway
  • Question: Looking to add control for my erv5150 ventilation system. is this unit designed to control ventilation as well as humidification?

    Answer: Yes. It will control fan operation during this process and control a dry contact to operate damper or such. I have mine on a Aprilaire 600 as well.
  • Question: Will this kit support the ERM5220R1018?

    Answer: Yes. Just make sure you have a control transformer or power source for your unit and to power this device (24V AC).
  • Question: Do other redlink accessories (indoor/outdoor sensors) work without the gateway? the gateway is just to access the thermostat online?

    Answer: Yes. Redlink accessories work without the gateway. The gateway is only to access the thermostat online.
  • Question: Why are these so expensive???

    Answer: It's a very extensive system with lots of features.
  • Question: Currently have a thm5421c1008 vision pro iaq thermostat. i would like to upgrade it to a wifi enabled system. is this the correct model?

    Answer: Yes, it will allow wifi interface through the router connected gateway. If you can wire all connections directly to a thermostat, Honeywell now has much less expensive all in one wifi thermostats.
  • Question: Will this work with Google Assistant?

    Answer: This kit supports multi-stage thermostat with Redlink internet gateway. It is compatible with Google Assistant.
  • Question: Will Honeywell honor the warranty if I install it myself?

    Answer: Honeywell suggests it should be installed by a licensed HVAC contractor.

Honeywell Programmable YTHX9421R5127WW Editorial Review

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## Honeywell YTHX9421R5127WW Prestige IAQ Redlink Internet Gateway Thermostat Kit The Honeywell YTHX9421R5127WW Prestige IAQ Redlink Internet Gateway Thermostat Kit has garnered Considerable attention from customers looking to elevate their HVAC control systems. Users appreciate the opportunity to upgrade from older models, such as the VisionPRO IAQ, to gain features like wireless remote monitoring and control. Many have found the installation process relatively straightforward, even for those without a professional HVAC background. The intuitive setup, although occasionally reliant on external research for certain configurations, allows users to feel confident in their DIY capabilities. With a sleek display and a host of advanced features—such as integration with outdoor temperature sensors and the ability to set alerts for temperature limits—users find that this unit not only enhances their control over indoor climates but also aids in maintaining system efficiency. The ease of use via the Honeywell app is another advantage, facilitating adjustments even when users are away from home, though a few customers have noted that the app could have a more modern interface. However, while the Honeywell thermostat offers rich features, it is not without its drawbacks. Some customers compare it unfavorably to smart thermostats like Nest or Ecobee, citing a less polished user experience in terms of interface design and responsiveness. Additionally, issues have been reported with the initial functionality of control units, although these instances appear to be exceptions rather than the rule. In summary, the Honeywell YTHX9421R5127W is a solid choice for users seeking sophisticated HVAC control with ample customization options and remote access capabilities, despite some critiques regarding its interface and initial product performance. ### Pros and Cons **

Customer Reviews & Ratings

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Pros

  • Intuitive installation and setup for both professionals and DIYers.
  • Versatile features including temperature alerts and multiple sensor compatibility.
  • Attractive display and easy-to-use mobile app for remote control.
  • Solid performance in maintaining and monitoring HVAC systems.

Cons

  • User interface less sophisticated compared to competitors like Nest and Ecobee.

Product Price History

Important information

  • Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
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