XL900
Digital Thermostat

Thanks to our advanced ComfortLink™ II communicating technology, the XL900 links all of the main components of your system to maintain your perfect temperature and humidity.

7-day digital programmable thermostat
ComfortLink™ II communicating capability
Interactive touch screen

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Comfort at Your Convenience

ComfortLink™ II communicating capability

Connect all of your key components through ComfortLink™ II communicating technology, so your system automatically charges, configures and calibrates for optimal performance through the lifetime of your products.

Reliable Operation

In addition to the benefits of the precise calibration and maintenance alerts of the communicating system, materials for all components are tested again and again for long-lasting performance and reliability.

Effortless programming

A clear, menu driven setup makes programming quick and easy.

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Quick Comparison

ComfortLink™

100 Cost

XL900

100 Cost

XL800

80 Cost

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Product Specifications

Every Trane Thermostat is packed with high-quality components. Each helps ensure that time after time, your unit will provide total comfort your family can rely on. The XL900 Series 7-day Communicating Programmable Comfort Control includes:

7-day programmable and Energy Star qualified
ComfortLink™ II compatibility
Diagnostic alert light
Critical error codes messages let you know if a problem arises
Bright back-lit display with interactive touch screen
Programming functions stored in permanent memory
Auto changeover
Programmable fan
Filter change reminders
Humidifier pad change reminder
Humidity sensor
Dehumidification control
Keypad lock
Built-in outdoor temperature sensor
Dual-fuel compatible

XL900 series 7-day communicating programmable control

Model	Description
TCONT900	Four-stage heat (gas and electric) and two-stage cool and humidity sensor

Trane XL900 Registered Limited Warranty Details

Registered Limited Warranty terms are available if the product is registered within 60 days of installation. Registration can be completed either online at Trane.com or by calling 800-554-6413. Trane’s Registered Limited Warranty terms include:

10-year Registered Limited Warranty on internal functional parts
If the product is not registered within 60 days of installation Trane’s Base Limited Warranty terms will apply.
An option to purchase transferability of your Registered Limited Warranty is available. For more information, click here.
Optional Extended Warranties are available. Extended Warranties can pay for labor and other costs not covered by manufacturer's limited warranty.
Ask your dealer for full warranty information at time of purchase. Warranties are for residential use only. Some exclusions may apply.

Model Comparisons

Select up to 4 units to compare features.

High Defintion Programmable	Internet-Enabled Programmable	Deluxe Programmable	Programmable	Non-Programmable
ComfortLink™ IIThis is not just a thermostat. It’s an energy command center. Trane ComfortLink™ II is an easy-to-use, programmable control that gives you remote access, live weather and more, all on a beautiful color touch-screen display.	ComfortLink™Control beyond heating and cooling. The Trane ComfortLink™ is an easy-to-use, programmable control. With Nexia Home Intelligence you can control lights, locks and energy use.	XL900Thanks to our advanced ComfortLink™ II communicating technology, the XL900 links all of the main components of your system to maintain your perfect temperature and humidity.	XL600Trane XL600 Series 5/2 programmable thermostats allow you to manage your home’s comfort for the week and the weekend, and you can change your system settings quickly and easily.	XR401Let a Trane non-programmable thermostat take care of your home’s comfort. So you can relax and enjoy the day or night any time of the year.
		XL800Trane deluxe programmable thermostats put comfort in your control. Full of features so you can set it and forget it, or manage your home environment manually.	XL602Trane XL600 Series 5/2 programmable thermostats allow you to manage your home’s comfort for the week and the weekend, and you can change your system settings quickly and easily.	XR402Let a Trane non-programmable thermostat take care of your home’s comfort. So you can relax and enjoy the day or night any time of the year.
		XL802Trane deluxe programmable thermostats put comfort in your control. Full of features so you can set it and forget it, or manage your home environment manually.		XB200Let a Trane non-programmable thermostat take care of your home’s comfort. So you can relax and enjoy the day or night any time of the year.
		XL803Trane deluxe programmable thermostats put comfort in your control. Full of features so you can set it and forget it, or manage your home environment manually.

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