Honeywell st9400c
Honeywell st9400c for sale on Ireland's largest auction and classifieds sites
New honeywell st9400c - st9400c, 7 - £61.00
New honeywell st9400c • Day channel programmer • Dispatched royal mail - Free postage - New and Used
New honeywell st9400c • Day channel programmer • Dispatched royal mail - Free postage - New and Used
Honeywell st9400c day - honeywell, 7-day - £73.50
Facility holiday mode • Separate timing wire • Automatic bst gmt - Free postage - New and Used
Facility holiday mode • Separate timing wire • Automatic bst gmt - Free postage - New and Used
Honeywell st9400c twin channel - honeywell, - £62.67
Honeywell twin channel • Timer brand new - Free postage - New and Used
Honeywell twin channel • Timer brand new - Free postage - New and Used
Honeywell st9400c day - st9400c, 7-day - £73.50
Removed from job • Like new fully • Working - Free postage - New and Used
Removed from job • Like new fully • Working - Free postage - New and Used
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Honeywell st9400c day - st9400c, 7-day - £70.00
- Free postage - New and Used
- Free postage - New and Used
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48 listings · from £14.99 · avg £63.79
Browse 48 honeywell st9400c listings currently in our index. Prices range from £14.99 to £225, with an average of £63.79. Whether you are hunting for a bargain or looking for a top-spec model, the selection below covers all price points — new, used and refurbished. More about honeywell st9400c →
Day channel programmer - 7, - £69.99
Model number st9400c • Give shot will • Make sure that - Free postage - New and Used
Model number st9400c • Give shot will • Make sure that - Free postage - New and Used
New honeywell st9400c - honeywell, 7 - £69.95
New honeywell st9400c • Day channel programmer • St9400c1000 hour del - Free postage - New and Used
New honeywell st9400c • Day channel programmer • St9400c1000 hour del - Free postage - New and Used
Honeywell st9400c day - st9400c, 7-day - £19.99
Compatible honeywell systems • This thermostat features • Temperature sensor technology - Free postage - New and Used
Compatible honeywell systems • This thermostat features • Temperature sensor technology - Free postage - New and Used
Honeywell st9400c day - st9400c, 7-day - £63.10
Honeywell st9400c day • Electronic programmer reliable • Efficient thermostat home - Free postage - New and Used
Honeywell st9400c day • Electronic programmer reliable • Efficient thermostat home - Free postage - New and Used
Honeywell st9400c day - honeywell, 7-day - £69.34
Honeywell st9400c day • Electronic programmer channel - Free postage - New and Used
Honeywell st9400c day • Electronic programmer channel - Free postage - New and Used
Honeywell st9400c day - honeywell, - £23.58
Honeywell st9400c channel • Heating hot water • Programmer used working - Free postage - New and Used
Honeywell st9400c channel • Heating hot water • Programmer used working - Free postage - New and Used
Honeywell st9400c day - st9400c, 7-day - £21.49
Removed from working • System - Free postage - New and Used
Removed from working • System - Free postage - New and Used
Honeywell st9400c day - honeywell, 7-day - £21.49
Honeywell st9400c day • Electronic programmer channel • Used removed converted - Free postage - New and Used
Honeywell st9400c day • Electronic programmer channel • Used removed converted - Free postage - New and Used
Honeywell st9400c day - st9400c, 7-day - £83.90
Extra hour button • Hours heating hot • Water boost fully - Free postage - New and Used
Extra hour button • Hours heating hot • Water boost fully - Free postage - New and Used
Honeywell st9400c day - honeywell, 7-day - £26.69
Honeywell st9400c day • Electronic programmer channel • Instructions used removed - Free postage - New and Used
Honeywell st9400c day • Electronic programmer channel • Instructions used removed - Free postage - New and Used
Honeywell st9400c day - honeywell, 7-day - £66.22
Honeywell st9400c day • Electronic programmer channel • White programmable thermostat - Free postage - New and Used
Honeywell st9400c day • Electronic programmer channel • White programmable thermostat - Free postage - New and Used
Honeywell st9400c day - day, 2 - £83.90
Sale new original • Part sold seen • Photos please check - Free postage - New and Used
Sale new original • Part sold seen • Photos please check - Free postage - New and Used
Honeywell st9400c day - st9400c, 7-day - £37.95
Good lightly used • Condition fully working • Before replaced app - Free postage - New and Used
Good lightly used • Condition fully working • Before replaced app - Free postage - New and Used
Honeywell st9400c 2 - honeywell, channel - £30.00
Honeywell st9400c channel • Heating hot water • Programmer excellent condition - Free postage - New and Used
Honeywell st9400c channel • Heating hot water • Programmer excellent condition - Free postage - New and Used
Honeywell home st9400c day 2 - st9400c, - £79.99
Factory set clock • Largest ever backlight • Display - Free postage - New and Used
Factory set clock • Largest ever backlight • Display - Free postage - New and Used
Honeywell st9400c 2 channel - 2, - £30.00
Honeywell st9400c channel • Heating hot water • Programmer excellent condition - Free postage - New and Used
Honeywell st9400c channel • Heating hot water • Programmer excellent condition - Free postage - New and Used
Honeywell st9400c day - honeywell, - £31.90
- Free postage - New and Used
- Free postage - New and Used
Honeywell st9400c day - st9400c, 7-day - £21.50
Honeywell st9400c day • Electronic programmer sophisticated • Thermostat efficient heating - Free postage - New and Used
Honeywell st9400c day • Electronic programmer sophisticated • Thermostat efficient heating - Free postage - New and Used
Honeywell st9400c day - st9400c, 7-day - £74.99
Heating care ltd • Provide current obsolete • Wide range boiler - Free postage - New and Used
Heating care ltd • Provide current obsolete • Wide range boiler - Free postage - New and Used
Honeywell st9400c 2 - -, - £30.00
Honeywell st9400c channel • Heating hot water • Programmer manufactured week - Free postage - New and Used
Honeywell st9400c channel • Heating hot water • Programmer manufactured week - Free postage - New and Used
Honeywell st9400c day - honeywell, 7-day - £26.70
Honeywell st9400c used • But great condition • Not old comes - Free postage - New and Used
Honeywell st9400c used • But great condition • Not old comes - Free postage - New and Used
Day channel programmer - 7, - £68.99
- Free postage - New and Used
- Free postage - New and Used
New honeywell st9400c 7 - st9400c, day - £72.49
- Free postage - New and Used
- Free postage - New and Used
Honeywell st9400c day - honeywell, 7-day - £104.70
- Free postage - New and Used
- Free postage - New and Used
Honeywell home timed - home, - £187.90
Honeywell home timed • Plan installer pack • Y609a1029 v4073a st9400c - Free postage - New and Used
Honeywell home timed • Plan installer pack • Y609a1029 v4073a st9400c - Free postage - New and Used
Honeywell st9400c1000 day 2 - st9400c1000, 7 - £44.99
Factory set clock - Free postage - New and Used
Factory set clock - Free postage - New and Used
Honeywell st9400c1000 heating - honeywell, - £73.18
Honeywell st9400c1000 heating • Programmer day channel - Free postage - New and Used
Honeywell st9400c1000 heating • Programmer day channel - Free postage - New and Used
Honeywell home st9400c - home, - £34.99
Full working order • But may show • Signs wear factory - Free postage - New and Used
Full working order • But may show • Signs wear factory - Free postage - New and Used
New honeywell st9400c 7 - **new, day - £78.00
New honeywell st9400c • Day channel programmer • St9400c1000 white electric - Free postage - New and Used
New honeywell st9400c • Day channel programmer • St9400c1000 white electric - Free postage - New and Used
Honeywell st9400c day - honeywell, - £26.18
Honeywell st9400c day • Electronic programmer channel - Free postage - New and Used
Honeywell st9400c day • Electronic programmer channel - Free postage - New and Used
Honeywell st9400c day - honeywell, - £14.99
- Free postage - New and Used
- Free postage - New and Used
Honeywell channel hw - honeywell, ch - £21.49
Clean programmer perfect • Working order ideal • Someone who has - Free postage - New and Used
Clean programmer perfect • Working order ideal • Someone who has - Free postage - New and Used
Honeywell home st9400c1000 - honeywell, - £24.62
Honeywell home st9400c1000 • Programmer reliable day • Channel programmable thermostat - Free postage - New and Used
Honeywell home st9400c1000 • Programmer reliable day • Channel programmable thermostat - Free postage - New and Used
Honeywell st9400c electronic - honeywell, - £69.98
Heating hot water • Honeywell st9400c day • Electronic programmer channel - Free postage - New and Used
Heating hot water • Honeywell st9400c day • Electronic programmer channel - Free postage - New and Used
Honeywell st9400c day - honeywell, - £29.82
Excellent condition taken • From working boiler • Check feedback buy - Free postage - New and Used
Excellent condition taken • From working boiler • Check feedback buy - Free postage - New and Used
Honeywell st9400c day - st9400c, 7-day - £24.62
- Free postage - New and Used
- Free postage - New and Used
Honeywell home timed plan - timed, - £179.95
Take out reputation • Seriously - Free postage - New and Used
Take out reputation • Seriously - Free postage - New and Used
Honeywell st9400c day 2 - honeywell, day,2 - £84.95
Take out reputation • Seriously - Free postage - New and Used
Take out reputation • Seriously - Free postage - New and Used
Honeywell st9400c day - honeywell, 7-day - £94.99
St9400c complies fully • Building regulations part • Scotland this model - Free postage - New and Used
St9400c complies fully • Building regulations part • Scotland this model - Free postage - New and Used
Honeywell st9400c day 2 - honeywell, day,2 - £89.99
Extra hour facility • Hours boost advance • St9400 range has - Free postage - New and Used
Extra hour facility • Hours boost advance • St9400 range has - Free postage - New and Used
Honeywell st9400c day 2 - 7, - £89.99
St9400c complies fully • Building regulations part • Scotland this model - Free postage - New and Used
St9400c complies fully • Building regulations part • Scotland this model - Free postage - New and Used
Honeywell st9400c day - st9400c, 7 - £97.00
Honeywell st9400c day • Channel heating programmer • Timer programmable thermostat - Free postage - New and Used
Honeywell st9400c day • Channel heating programmer • Timer programmable thermostat - Free postage - New and Used
Honeywell st9400c 22mm - 22mm, y-pack - £225.00
Range st9400c model • Number py22aa940c - Free postage - New and Used
Range st9400c model • Number py22aa940c - Free postage - New and Used
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Everything you need to know about honeywell st9400c
Whether you are looking for a brand-new or second-hand honeywell st9400c, eBay offers one of the largest selections available online. With 48 active listings at the time of this page's last update, you have plenty of choice across different conditions, sellers and price points. The cheapest option currently starts at £14.99, while premium listings can reach £225 — giving you a wide budget spread to work with. The average price of £63.79 can serve as a useful benchmark: listings below this tend to be used or auction-style, while those above often include extra accessories, warranties, or are sold by professional sellers with high feedback scores. Always check the seller's feedback rating and return policy before committing to a purchase. If you need the item quickly, filter by "Buy It Now" to avoid the uncertainty of auctions. For used items, look closely at the condition description and photos — terms like "good", "very good" and "like new" can mean very different things depending on the seller.