The ST9400C in a 7-day Electronic Programmer which provides accurate time control for central heating systems with separate programmes for heating and hot water. ST9400C is suitable for replacing a wide range of programmers on the market and is a direct replacement for Honeywell ST6400 Programmers without the need for re-wiringThis Version replaces some of the following previous Honeywell Models: ST6400C1003 ST6400C1052.
St9400 programmers can be combined with other Honeywell Controls such as Room Thermostats, Cylinder Thermostats, Wiring Centres and Zone or Diverting Valves to form a fully automatic central heating control system.
Any circuit boards cannot be returned if seal has been broken as incorrect diagnostics could cause damage to these parts.
Any circuit boards cannot be returned if seal has been broken as incorrect diagnostics could cause damage to these parts.
Additional information
| Weight | 0.34 kg |
|---|---|
| brand | Honeywell |
| mpn | ST9400C |
| dimensions | 15.8 x 11.4 x 5.2 cm |