The Honeywell ST9400S ST9400S1001 1 Day Digital Programmer is a white, surface-mounted thermostat with a digital display and 2 channels for programming. It is designed for corded electric power sources and operates on a 6-wire wire configuration. With a sleek rectangular shape and a 2.95-inch display size, this programmable thermostat offers features such as discharge protection, frost protection, and system switching for auto operation. Manufactured by Honeywell in the United Kingdom, this unit is compatible with various Honeywell products and is ideal for controlling heating and cooling systems in residential settings.
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