The Honeywell Home ST9400C1000 7‑Day 2‑Channel Programmer is a wired programmer offering independent control of both heating and stored hot water systems. With up to three on/off events per day, separate programmes for each channel, a large backlit Line‑of‑Text (LoT™) display for intuitive setup and automatic summer/winter time change, this unit delivers reliable scheduling and simplicity for UK installations.