Honeywell 7 Day Classic Programmer ST799A

£80.54 Excl. VAT £96.65 Incl. VAT Best Buy

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The Honeywell ST799A 7-day classic programmer can be used as a replacement programmer on gravity, primary or fully pumped systems. The front panel will fit to the existing back plate. Programming is straightforward, using the top slider switch together with [+] and [-] buttons.

Please note: For Part L1 compliance, central heating systems should be upgraded to fully pumped with a fully independent programmer, e.g. ST9400C.

  • Flexible 7-day programme

  • Compact size

  • Easy to operate

  • Suitable for surface or switch box mounting

  • Built-in battery back-up

  • 1 or 2 ON/OFF periods per day

  • Double insulated
Boiler Accessories
Boiler Controls
Honeywell Controls Ltd
Manufacturer Product Number
Manufacturers Warranty
1 Year (Subject to Manufacturers T&C's)
Type of control
Connection type

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