Lennox Y6075, also known as the Honeywell TH9320WF5003 Prestige IAQ Touchscreen Programmable Thermostat, is a high-end HVAC control solution designed for advanced residential comfort systems. This WiFi-enabled thermostat supports both heat pump and conventional HVAC applications, making it ideal for multi-stage systems requiring precise temperature and humidity control.

The large color touchscreen provides an intuitive user interface, while WiFi connectivity allows full remote access through Honeywell Home apps. This model is commonly used with Lennox systems where advanced staging, IAQ accessories, and smart home integration are required.

Product overview: 

The Lennox Y6075 / Honeywell TH9320WF5003 Prestige IAQ thermostat is engineered to manage complex HVAC configurations, including up to 3 stages of heat and 2 stages of cooling in heat pump systems, or up to 2 heat and 2 cool stages in conventional systems. When paired with the appropriate Equipment Interface Module, it supports accessories such as humidifiers, dehumidifiers, ventilators, and outdoor sensors. Its learning capabilities and adaptive recovery help maintain consistent comfort while improving system efficiency.

 

Key features:

• WiFi-enabled touchscreen programmable thermostat
• Large, high-resolution color display with intuitive navigation
• Remote control via Honeywell Home mobile and web apps
• Heat pump compatibility: up to 3 heat / 2 cool
• Conventional system compatibility: up to 2 heat / 2 cool
• Supports advanced IAQ accessories when used with EIM
• Adaptive Intelligent Recovery for precise temperature control
• Ideal for Lennox and other premium residential HVAC systems

 

Specifications:

Model: Honeywell TH9320WF5003
Lennox part number: Y6075
Display type: Full-color touchscreen
Connectivity: WiFi
Heat pump systems: Up to 3 heat / 2 cool
Conventional systems: Up to 2 heat / 2 cool
Programmability: 7-day programmable
Application: Residential HVAC systems
Mounting: Wall-mounted (requires compatible interface module)