About this item

• Replace Number : 6536A3351, 6536-3451, 6535-3451, 6759B3451
• This Thermostat Will Allow You To Control Both The Heat Pump System And Gas Furnace With A Single Thermostat Unit.
• With High/ Low Fan Speed Control; With Auto/ On Mode Fan Control
• Direct Installation, Plug and Play
• 12 Wires , Pre-Wired To 2 Electrical Connectors