Honeywell 7 Day Programmer St9400c1000

The honeywell st9400c is a two-channel programmer for controlling heating and stored hot water in complete systems. This 7-day full programmer offers up to three on off switchings per day and allows each day to be programmed differently.

The honeywell st9400c is a two-channel programmer for controlling heating and stored hot water in complete systems. This 7-day full programmer offers up to three