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Honeywell ST9400C1000 7 Day Or 5/2 Day 2 Channel Programmer

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76.80 inc vat
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Honeywell ST9400C1000 7 Day Or 5/2 Day 2 Channel Programmer

Honeywell ST9400C1000 7 Day Or 5/2 Day 2 Channel Programmer
The Honeywell ST9400C is a 2 channel programmer, designed for control of both central heating and stored hot water in complete systems. The central heating and hot water programmes are completely independent, to allow the system to be operated in the most energy efficient manner possible.

The Honeywell ST9400C is a 7 Day full programmer that gives great flexibility offering up to three on/off switching's per day, additionally each day can be programmed differently. Ideal for when the user has different heating needs from day to day. The Honeywell ST9400C can be set to 5/2 Day or 1 Day programme during installation.

The Honeywell ST9400C can also be set as a mini programmer for older gravity circulation stored hot water systems, where there is no interlocking control valve. The Honeywell ST9400C incorporate the Line of Text (LoT) display that gives clear plain English instructions whenever any button or slider is used. This means that installers, customers and users can operate all of the controls reliably, without needing to find an instruction manual.

The Honeywell ST9400C also features a 'Holiday' button allowing the user to switch off their heating for a specified number of days (1 to 99) while they are away from home. The Honeywell ST9400C complies fully with Building Regulations Part L1 for England & Wales and Part J for Scotland. This model has superceded the ST6400C.

  • LoT display, providing text feedback that gives help and programming hints
  • Large backlit display
  • Factory set clock and date
  • Automatic Summer/Winter 1 hour time change
  • Temporary or permanent override facilities
  • Extra hour facility, for up to 3 hours boost or programme extension
  • Choice of 3 different built in programmes
  • Programme indicator lights
  • Fits on industry standard back plate
  • Direct replacement for ST6400 models
  • Any programmed settings retained indefinitely in non volatile memory
  • Up to 3 on/off times per day
  • 'Holiday' button
  • Switch Rating: 3A Resistive, 3A Inductive at 230VAC,10mA at 12Vdc min
  • Switch Type: 2 x Single Pole, Double Throw (SPDT) Relays
  • Power Supply: 230VAC 50Hz 10W
  • Power Reserve: In-Built Battery Maintains Factory-Set Date & Time. Backup Super-Capacitor Retains Realtime For More Than 1.5 Hours, All Settings and Parameters Stored in NVRAM Will be Retained Indefinitely
  • Wiring: Wiring Terminals < 2.5mm 2 With Cage Clamps
  • Time Setting Resolution: Time of Day - 1 minute, Programme Time Changes - 10 Minutes
  • Time Display: 24 Hour or 12 Hour AM/PM Format
  • Timing Accuracy: Typically Better Than 10 Minutes Per Year, Time and Date Factory Set
  • Operating Temperature Range: 0 to 40C
  • Operating Humidity Range: 10 to 90% RH, Non-Condensing Storage Conditions : -20 to 55C
  • European Standards: EN60730-2-7
  • EC Directive: CE Mark, Conforms to Protection Requirements of Directives 2006/95EC and 89/336EC (as amended by 04/108/EC), WEEE & RoHS Compliant
Documentation Downloads
 Honeywell ST9400C User Guide
 Honeywell ST9400C Easy User Guide
 Honeywell ST9400A-C Installer Guide
 Honeywell ST9400A-C Reference Guide


Customer reviews
Shopping Satisfaction
Good price and a straight swop for the old one I had. Perfect.
Christopher L.
Shopping Satisfaction
Cheaper than locally, arrived nex day.
Geoffrey C.
Shopping Satisfaction
Replaced programmer on my Heritage cooker.
Gerry s.
Shopping Satisfaction
A straight 5minute swop for my old ST6400 programmer.
Anthony G.
Shopping Satisfaction
Speedy order well packaged and delivered on time. Will definitely order from here again.
Cynthia h.
Shopping Satisfaction
Bought to replace an identical item, worked as expected and very good price.
Jon C.
Shopping Satisfaction
An exact replacement. Excellent programmer.
Janet S.
Shopping Satisfaction
An excellent programmer which was easily fitted to the standard backplate.
Brian K.
Shopping Satisfaction
Very good product and very easy to replace my old one.
M A.
Shopping Satisfaction
Great quality, easy to fit, no problems.
Christopher H.