Lennox Y7009, Honeywell TH8321WF1001 VisionPRO 8000 WiFi Programmable Thermostat is a professional-grade touchscreen thermostat designed for precise temperature control in both residential and light commercial HVAC systems. It supports advanced heat pump and conventional configurations, making it a flexible replacement or upgrade option for many Lennox systems.This thermostat features reliable WiFi connectivity that allows remote monitoring and control through Honeywell’s mobile platform. The large color touchscreen provides intuitive navigation, while programmable scheduling helps maintain comfort and energy efficiency throughout the day. Designed with contractors in mind, the VisionPRO 8000 series is known for stable performance, accurate temperature sensing, and long-term reliability.The Lennox Y7009 thermostat is compatible with multi-stage heat pump systems as well as conventional heating and cooling setups, making it suitable for a wide range of installations and retrofit applications.Product overview
The VisionPRO 8000 WiFi thermostat offers advanced climate control with remote access and flexible system compatibility. It is engineered to work seamlessly with heat pump and conventional HVAC systems while providing an easy-to-use interface for homeowners and technicians alike.

 

Key features:

Touchscreen color display with backlighting
WiFi-enabled for remote access and monitoring
Supports heat pump systems up to 3 heat and 2 cool
Supports conventional systems up to 2 heat and 2 cool
Programmable scheduling for energy savings
Designed for Lennox and compatible HVAC systems

 

Specifications:

Manufacturer: Honeywell
Model number: TH8321WF1001
Lennox part number: Y7009
Series: VisionPRO 8000
Voltage: 24 VAC
System compatibility: Heat pump and conventional HVAC systems
Stages supported (heat pump): 3 heat / 2 cool
Stages supported (conventional): 2 heat / 2 cool
Connectivity: WiFi
Display type: Color touchscreen