Honeywell T6 Pro Smart Thermostat – TH6320WF2003/U: Wi-Fi Enabled Control for Residential HVAC Systems

The Honeywell TH6320WF2003/U T6 Pro Smart Thermostat offers Wi-Fi connectivity and multi-stage control, making it suitable for a variety of residential HVAC installations. Designed for professional integration, this thermostat supports up to 3 heat/2 cool heat pump systems and up to 2 heat/2 cool conventional systems. It provides both programmable and location-based temperature control for enhanced energy management.

Professional Features

Built for contractor-grade installations, the T6 Pro Smart uses Honeywell’s Universal Wall Plate (UWP) system to simplify mounting and wiring. Configuration and scheduling can be handled through the device or remotely via the Resideo App, with geofencing support to automate comfort settings based on user location. Its large backlit display ensures clear visibility in diverse lighting conditions.

System Capabilities

  • Heat Settings: 40°F to 90°F
  • Cool Settings: 50°F to 99°F
  • Power Requirements: 20–30 VAC, hardwired (C-wire required for Wi-Fi)
  • Stages Supported: 3H/2C heat pump, 2H/2C conventional
  • Operating Temperature Range: 37°F to 102°F
  • Humidity Range: 5–90% RH (non-condensing)
  • Dimensions: 4-1/16″ H x 4-1/16″ W x 1-3/32″ D

Key Functional Features

  • Wi-Fi Enabled: Remote access via Honeywell Home/Resideo mobile apps
  • Geofencing Capability: Adjusts setpoints automatically based on mobile device location
  • Programming Modes: 7-day, 5-1-1, 5-2, or non-programmable
  • Changeover Mode: Automatic or manual selectable
  • Interface: 6.89 sq-in LED backlit touchscreen

Installation Notes

This thermostat is intended for installation by licensed HVAC technicians. A C-wire connection is required for full smart functionality. The unit comes equipped with the UWP mounting system, terminal block, decorative cover plate, screws, and documentation. Initial setup and system configuration can be completed through the thermostat or remotely once connected to Wi-Fi.

Contractor Considerations

The T6 Pro Smart is designed to meet jobsite demands with durable construction, a standardized mounting footprint, and advanced features that support energy code compliance and customer expectations for smart control. Its compatibility with a wide range of HVAC systems makes it a versatile option for residential applications.

Included Components

  • Universal Wall Plate with terminal block
  • Cover plate and mounting screws
  • Installation and wiring guides

Fast, Reliable Delivery for Every Order

At Primes Distribution, we understand that timely delivery is just as important as product quality. That’s why we partner with trusted carriers to make sure your plumbing, HVAC, and heating supplies arrive safely and on time.


Shipping Methods

We offer multiple shipping options to fit your needs:

  • Standard Shipping: 3–7 business days across the continental U.S.

  • Expedited Shipping: 1–3 business days for urgent orders.

  • Local Pickup: Available at our warehouse by appointment.

Order Processing

All in-stock orders are processed within 1–2 business days. You’ll receive a confirmation email once your order is placed and a tracking number as soon as it ships.

Orders placed after 3 PM or on weekends will be processed the next business day.


Shipping Costs

Shipping costs are calculated at checkout based on weight, dimensions, and delivery location. Large or heavy items (like water heaters or HVAC units) may require special freight handling.


Delivery Areas

We currently deliver throughout the United States. For bulk or international shipments, please contact our support team for a custom quote.


Damaged or Missing Items

If your shipment arrives damaged or incomplete, report it within 48 hours of delivery. Our support team will quickly arrange a replacement or refund.


Need Help?

If you have questions about your order or need help tracking a shipment, reach out to our customer support team at:
📧 sales@primesdistribution.com
📞 786-937-7081