Units with variable heating stages have more precise temperature control and operate more efficiently than single stage units.
Units with variable cooling stages have more precise temperature control and operate more efficiently than single stage units.
This 2-stage thermostat maintains program temporarily when power is interrupted.
With its built-in memory, this programmable home thermostat will permanently retain your temperature settings.Product Brochure
Every Trane programmable home 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 XR203 has the following features:
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