The Danfoss RET1000M Mains Dial Thermostat with Volt Free Output 087N645000 is a reliable and efficient heating control device suitable for central heating and furnace applications. With a corded electric power source and a classic dial control style, this non-programmable thermostat from Danfoss provides accurate temperature regulation for optimal comfort and energy efficiency in your home or building. The model 087n6450 ensures quality performance and durability, making it a trusted choice for maintaining a consistent indoor climate. Shelf stock No longer warranty Packaging may vary