Honeywell's LineVoltPROT 8000 is one of the most advanced thermostats for electric heating on the market. It features precise comfort control, a sophisticated design, 4-wire installation and high-end programming features. Begin lowering your heating bill immediately with the pre-programmed 7-day schedule, or modify the programming to suit your lifestyle. With LineVoltPRO 8000, you'll see substantial savings and feel consistently comfortable.