For Sale UK

Honeywell st9400c

4

Honeywell st9400c for sale on largest auction and classifieds sites

Home / Heating Appliances / Honeywell st9400c for sale – 96 used, around £74 | For Sale UK
Honeywell home st9400c day - honeywell,

Honeywell home st9400c day - honeywell,

£29.82
Buy It Now

» View on eBay #sponsored
Honeywell st6400c - honeywell,

Honeywell st6400c - honeywell,

£33.46
Buy It Now

» View on eBay #sponsored
Honeywell st9400c day 2 - st9400c,

Honeywell st9400c day 2 - st9400c,

£90.00
Buy It Now

» View on eBay #sponsored
Honeywell st9100c day - honeywell, single

Honeywell st9100c day - honeywell, single

£57.90
Buy It Now

» View on eBay #sponsored
Honeywell home st9400c1000 - home, 7

Honeywell home st9400c1000 - home, 7

£63.10
Buy It Now

» View on eBay #sponsored
Day channel programmer - 2,

Day channel programmer - 2,

£69.99
Buy It Now

» View on eBay #sponsored
Honeywell home st9400c - honeywell,

Honeywell home st9400c - honeywell,

£25.66
Buy It Now

» View on eBay #sponsored
Honeywell st9400c day - st9400c, 7-day

Honeywell st9400c day - st9400c, 7-day

£20.00
Buy It Now

» View on eBay #sponsored
Honeywell st9400c day - honeywell, 7-day

Honeywell st9400c day - honeywell, 7-day

£79.99
Buy It Now

» View on eBay #sponsored
Honeywell st9400c1000 day - honeywell, 2

Honeywell st9400c1000 day - honeywell, 2

£28.00
Buy It Now

» View on eBay #sponsored
Honeywell st9400c twin channel - honeywell,

Honeywell st9400c twin channel - honeywell,

£39.99
Buy It Now

» View on eBay #sponsored
Honeywell st9400c1000 day 2 - st9400c1000, 7

Honeywell st9400c1000 day 2 - st9400c1000, 7

£44.99
Buy It Now

» View on eBay #sponsored
Day channel programmer - 7,

Day channel programmer - 7,

£68.99
Buy It Now

» View on eBay #sponsored
Honeywell st9400c day - honeywell, 7-day

Honeywell st9400c day - honeywell, 7-day

£83.90
Buy It Now

» View on eBay #sponsored
Honeywell home thermostat - honeywell, and

Honeywell home thermostat - honeywell, and

£47.50
Buy It Now

» View on eBay #sponsored
Honeywell st9400c day - honeywell,

Honeywell st9400c day - honeywell,

£75.00
Buy It Now

» View on eBay #sponsored
Honeywell home st9400c day - honeywell,

Honeywell home st9400c day - honeywell,

£37.98
Buy It Now

» View on eBay #sponsored
Honeywell home st9400c - home, 7-day

Honeywell home st9400c - home, 7-day

£31.98
Buy It Now

» View on eBay #sponsored
Honeywell st9400c day - honeywell,

Honeywell st9400c day - honeywell,

£66.22
Buy It Now

» View on eBay #sponsored
Honeywell home st9400c day 2 - home,

Honeywell home st9400c day 2 - home,

£83.99
Buy It Now

» View on eBay #sponsored
Honeywell st9400c1000 day 2 - st9400c1000, 7

Honeywell st9400c1000 day 2 - st9400c1000, 7

£84.99
Buy It Now

» View on eBay #sponsored
New honeywell st9400c 7 day - **new,

New honeywell st9400c 7 day - **new,

£72.49
Buy It Now

» View on eBay #sponsored
St9400c honeywell central - st9400c,

St9400c honeywell central - st9400c,

£15.08
Buy It Now

» View on eBay #sponsored
Honeywell st9400c day - st9400c, 7-day

Honeywell st9400c day - st9400c, 7-day

£96.99
Buy It Now

» View on eBay #sponsored
Honeywell home st9400c day 2 - st9400c,

Honeywell home st9400c day 2 - st9400c,

£68.30
Buy It Now

» View on eBay #sponsored
Honeywell st9400c day 2 - honeywell,

Honeywell st9400c day 2 - honeywell,

£89.99
Buy It Now

» View on eBay #sponsored
Honeywell st9400c day - st9400c,

Honeywell st9400c day - st9400c,

£89.99
Buy It Now

» View on eBay #sponsored
Honeywell resideo totalhome - resideo, 7

Honeywell resideo totalhome - resideo, 7

£31.90
Buy It Now

» View on eBay #sponsored
Honeywell home st9400c - home,

Honeywell home st9400c - home,

£61.00
Buy It Now

» View on eBay #sponsored
Honeywell home st9400c - honeywell, 7-day

Honeywell home st9400c - honeywell, 7-day

£42.00
Buy It Now

» View on eBay #sponsored
Openbox pro day 2 - -,

Openbox pro day 2 - -,

£67.49
Buy It Now

» View on eBay #sponsored
Honeywell st9400c day - honeywell,

Honeywell st9400c day - honeywell,

£73.49
Buy It Now

» View on eBay #sponsored
Honeywell st9400c1000 day 2 - st9400c1000, 7

Honeywell st9400c1000 day 2 - st9400c1000, 7

£34.89
Buy It Now

» View on eBay #sponsored
Honeywell st9400c day - honeywell, 2

Honeywell st9400c day - honeywell, 2

£89.99
Buy It Now

» View on eBay #sponsored
Honeywell resideo totalhome - resideo, 7

Honeywell resideo totalhome - resideo, 7

£55.95
Buy It Now

» View on eBay #sponsored
Honeywell st9400c day - st9400c, 7-day

Honeywell st9400c day - st9400c, 7-day

£73.50
Buy It Now

» View on eBay #sponsored
Honeywell y6630d1007 wireless - honeywell,

Honeywell y6630d1007 wireless - honeywell,

£65.00
Buy It Now

» View on eBay #sponsored
Honeywell st9400c day - honeywell,

Honeywell st9400c day - honeywell,

£37.99
Buy It Now

» View on eBay #sponsored
Channel day thermostat - 7-day,

Channel day thermostat - 7-day,

£67.99
Buy It Now

» View on eBay #sponsored
Honeywell st9400s st9400s1001 - honeywell,

Honeywell st9400s st9400s1001 - honeywell,

£95.00
Buy It Now

» View on eBay #sponsored
Honeywell st9400c programmer - st9400c,

Honeywell st9400c programmer - st9400c,

£63.10
Buy It Now

» View on eBay #sponsored
Honeywell home st9400c - home,

Honeywell home st9400c - home,

£34.97
Buy It Now

» View on eBay #sponsored
Honeywell st9400c day 2 - st9400c,

Honeywell st9400c day 2 - st9400c,

£71.99
Buy It Now

» View on eBay #sponsored
Honeywell st9400c day - honeywell,

Honeywell st9400c day - honeywell,

£52.69
Buy It Now

» View on eBay #sponsored
Honeywell st9400c day - st9400c, 7-day

Honeywell st9400c day - st9400c, 7-day

£78.70
Buy It Now

» View on eBay #sponsored
Honeywell st9400c day 2 - st9400c,

Honeywell st9400c day 2 - st9400c,

£71.42
Buy It Now

» View on eBay #sponsored
Honeywell home st9400c - home,

Honeywell home st9400c - home,

£11.89
Buy It Now

» View on eBay #sponsored
Honeywell st9400c day - st9400c, 7-day

Honeywell st9400c day - st9400c, 7-day

£37.99
Buy It Now

» View on eBay #sponsored
Honeywell day channel - 2,

Honeywell day channel - 2,

£57.90
Buy It Now

» View on eBay #sponsored
Honeywell st9400c day - honeywell,

Honeywell st9400c day - honeywell,

£39.17
Buy It Now

» View on eBay #sponsored
Honeywell st9400c1000 day 2 - 7,

Honeywell st9400c1000 day 2 - 7,

£86.39
Buy It Now

» View on eBay #sponsored
New honeywell st9400c day - honeywell, 7

New honeywell st9400c day - honeywell, 7

£79.99
Buy It Now

» View on eBay #sponsored
Honeywell st9400c day - honeywell, 7-day

Honeywell st9400c day - honeywell, 7-day

£73.50
Buy It Now

» View on eBay #sponsored
Honeywell st9400c day - st9400c, 7-day

Honeywell st9400c day - st9400c, 7-day

£52.70
Buy It Now

» View on eBay #sponsored
Honeywell twin channel - honeywell,

Honeywell twin channel - honeywell,

£37.10
Buy It Now

» View on eBay #sponsored
Honeywell home st9400c day 2 - day,

Honeywell home st9400c day 2 - day,

£78.95
Buy It Now

» View on eBay #sponsored
Honeywell st9400c day - honeywell,

Honeywell st9400c day - honeywell,

£74.89
Buy It Now

» View on eBay #sponsored
Honeywell home st9400c day - honeywell,

Honeywell home st9400c day - honeywell,

£79.99
Buy It Now

» View on eBay #sponsored
Honeywell home st9400c day - honeywell, 7-day

Honeywell home st9400c day - honeywell, 7-day

£82.86
Buy It Now

» View on eBay #sponsored
Honeywell st9400c day 2 - honeywell,

Honeywell st9400c day 2 - honeywell,

£94.95
Buy It Now

» View on eBay #sponsored
Pro channel heating - pro,

Pro channel heating - pro,

£79.46
Buy It Now

» View on eBay #sponsored
Honeywell home st9400c - honeywell,

Honeywell home st9400c - honeywell,

£80.00
Buy It Now

» View on eBay #sponsored
Honeywell plan pack - honeywell,

Honeywell plan pack - honeywell,

£115.10
Buy It Now

» View on eBay #sponsored
Honeywell st9400c day - st9400c, 2

Honeywell st9400c day - st9400c, 2

£78.65
Buy It Now

» View on eBay #sponsored
Honeywell st9400c day 2 - st9400c,

Honeywell st9400c day 2 - st9400c,

£84.99
Buy It Now

» View on eBay #sponsored
Honeywell home timed plan - honeywell,

Honeywell home timed plan - honeywell,

£155.00
Buy It Now

» View on eBay #sponsored
Honeywell st9400c day - honeywell,

Honeywell st9400c day - honeywell,

£68.30
Buy It Now

» View on eBay #sponsored
Honeywell channel programmer - honeywell,

Honeywell channel programmer - honeywell,

£33.78
Buy It Now

» View on eBay #sponsored
Honeywell st9400c 7day - st9400c,

Honeywell st9400c 7day - st9400c,

£122.56
Buy It Now

» View on eBay #sponsored
Honeywell home st9400c day 2 - home,

Honeywell home st9400c day 2 - home,

£42.29
Buy It Now

» View on eBay #sponsored
Honeywell home st9400c - home,

Honeywell home st9400c - home,

£89.99
Buy It Now

» View on eBay #sponsored
Honeywell home timed plan - timed, y

Honeywell home timed plan - timed, y

£187.90
Buy It Now

» View on eBay #sponsored
Honeywell st9400c day 2 - honeywell, ,7

Honeywell st9400c day 2 - honeywell, ,7

£84.95
Buy It Now

» View on eBay #sponsored
Honeywell home st9400s1001 - honeywell, 1

Honeywell home st9400s1001 - honeywell, 1

£70.00
Buy It Now

» View on eBay #sponsored
Honeywell st9400c 1000 day - st9400c,

Honeywell st9400c 1000 day - st9400c,

£99.99
Buy It Now

» View on eBay #sponsored
Honeywell st9400c 7 - x,

Honeywell st9400c 7 - x,

£499.99
Buy It Now

» View on eBay #sponsored
Honeywell 2 chanel - *,

Honeywell 2 chanel - *,

£97.41
Buy It Now

» View on eBay #sponsored
Honeywell total home tth2ct - honeywell,

Honeywell total home tth2ct - honeywell,

£59.99
Buy It Now

» View on eBay #sponsored
Honeywell st9400c programmer - st9400c, 7

Honeywell st9400c programmer - st9400c, 7

£85.00
Buy It Now

» View on eBay #sponsored
Flomasta channel programmer - 2,

Flomasta channel programmer - 2,

£28.00
Buy It Now

» View on eBay #sponsored
Honeywell st9400c programmer - honeywell, 7

Honeywell st9400c programmer - honeywell, 7

£85.00
Buy It Now

» View on eBay #sponsored
Honeywell st9400c day - honeywell,

Honeywell st9400c day - honeywell,

£120.49
Buy It Now

» View on eBay #sponsored
Honeywell thermostat - honeywell,

Honeywell thermostat - honeywell,

£96.99
Buy It Now

» View on eBay #sponsored
Honeywell st9400c day 2 - st9400c,

Honeywell st9400c day 2 - st9400c,

£125.00
Buy It Now

» View on eBay #sponsored
Honeywell st9400c programmer - honeywell, 7

Honeywell st9400c programmer - honeywell, 7

£85.00
Buy It Now

» View on eBay #sponsored
Honeywell st9400c programmer - honeywell,

Honeywell st9400c programmer - honeywell,

£85.00
Buy It Now

» View on eBay #sponsored
Honeywell st9400c day - honeywell, 7-day

Honeywell st9400c day - honeywell, 7-day

£63.10
Buy It Now

» View on eBay #sponsored
Honeywell st9400c day - st9400c, 7-day

Honeywell st9400c day - st9400c, 7-day

£104.70
Buy It Now

» View on eBay #sponsored
Honeywell st9400c programmer - honeywell, 7

Honeywell st9400c programmer - honeywell, 7

£85.00
Buy It Now

» View on eBay #sponsored
Honeywell st9400c 22mm pack - 22mm, y-pack

Honeywell st9400c 22mm pack - 22mm, y-pack

£225.00
Buy It Now

» View on eBay #sponsored
Honeywell home timed plan - honeywell,

Honeywell home timed plan - honeywell,

£179.95
Buy It Now

» View on eBay #sponsored
Honeywell wired day - ,

Honeywell wired day - ,

£88.80
Buy It Now

» View on eBay #sponsored
Honeywell home st9400c - honeywell,

Honeywell home st9400c - honeywell,

£89.99
Buy It Now

» View on eBay #sponsored
Honeywell st9400c day - honeywell, 7

Honeywell st9400c day - honeywell, 7

£131.52
Buy It Now

» View on eBay #sponsored
Honeywell home st9400c - honeywell,

Honeywell home st9400c - honeywell,

£42.30
Buy It Now

» View on eBay #sponsored
Honeywell st9100c 1006 timer - 1006,

Honeywell st9100c 1006 timer - 1006,

£49.99
Buy It Now

» View on eBay #sponsored

Looking for more honeywell st9400c?

Search eBay live — fresh results filtered for the best value, updated every hour.

🔍 Search live deals
📊96 listings · from £11.89 · avg £77.86
⚠️ These listings were last updated more than 14 days ago. Search for fresh listings

Browse 96 honeywell st9400c listings currently in our index. Prices range from £11.89 to £499.99, with an average of £77.86. 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 →

Try this: horstmann economy | ideal concord | immersion water heater | infrared heating | inset woodburner | jaguar heater valve | keston 25 | keston fan | levante heater | mgtf heater controls

Shop by budget

< £25 £25 – £50 £50 – £100 £100 – £200 £200 – £500 > £500

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 96 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 £11.89, while premium listings can reach £499.99 — giving you a wide budget spread to work with. The average price of £77.86 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.

🔍 honeywell st9400c Search live on eBay