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Trane ComfortLink® II XL850 Thermostat

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The ComfortLink® II XL850 Thermostat offers a range of impressive features designed to enhance your home comfort experience. With its smart connectivity and control capabilities, this thermostat acts as a hub for your smart home, allowing you to access and control over 200 devices from anywhere using your smartphone, tablet, or laptop. The 4.3-inch full-color touchscreen provides a user-friendly interface for easy navigation and programming. Real-time diagnostics provide valuable insights into the performance of your HVAC system, and with remote access granted to your dealer, troubleshooting becomes more efficient. Additionally, the XL850 supports Z-Wave devices, further expanding its compatibility and functionality. The thermostat can be programmed for up to four temperature schedules, ensuring optimal comfort throughout the day. With its exceptional features and advanced technology, the ComfortLink® II XL850 Thermostat is a reliable and convenient choice for homeowners seeking smart and efficient control over their HVAC systems.

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Can turn on heating mode


Can turn on AC mode


Can turn on fan mode


Program recurring climate schedules

Humidity Sensor

Monitors humidity levels

Temperature Sensor

Monitors temperature