Danfoss LX 088L5130 Electric Floor Heating Thermostat. Danfoss LX thermostat raises the bar for aesthic appeal while offering industry leading functionality. The LX electronic thermostat offers optimum comfort and numerous user-friendly features. The LX thermostat has a large backlit display for easy programming, an integral Class A GFCI for safety, simple programming, monitors energy consumption, is dual voltage rated (120/240), four event seven day programming, and is easy to upgrade from the older LX models. The Danfoss LX electric heating mat 088L5130 is a wall thermostat with Floor sensor, 40F to 104 F (5C to 40C), 15 amps (1800watts@120 or 3600watts@240) and is 4.8 x 3.0 x 1.0 inches.