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electrical-onlineImage: electrical-onlineLine Voltage: (Uses direct voltage) A line voltagesystem uses direct current instead of only 24 volts like the typical thermostatof today's newer homes. This type of thermostatis used in older homesthat use direct voltage. The power wiresare thicker and they generally run either 120 or 240 volts on direct current.
3 Steps to Choosing the Right Thermostat - Air & Water, Inc.
wwwdepot›Electrical›WireShop our selection of Low Voltage, Thermostat Wire, Wire in the Electrical Department at The Home Depot.