The Horstmann H17XL Series 2 Single Channel 7 Day Electronic Heating Programmer is a white, wall-mounted unit with a digital display and 9-wire wire configuration. It is powered by a corded electric source and includes mounting hardware. The programmable thermostat has a 7-day schedule and is compatible with universal heating systems. Made of plastic, this Horstmann branded device also features a 3-period programmable day, making it a convenient and efficient option for controlling heating in your home.
