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5stars
272ratings4stars
32ratings3stars
7ratings2stars
1rating1star
6ratings
260 reviews
Great !!!
Arrived super fast. Dead easy to swap out for my old model and simple to use. Job done.
Verified purchase: Yes • Condition: new • Sold by: discount.heating
Replacement of faulty programmer
An original new programmer that was very easy to replace the existing. Just two holding screws to the existing backplate. Works perfectly so far.
Verified purchase: Yes • Condition: new • Sold by: dennis_lister
Excellent service & product.
Same as original st9400c which has given perfect service for16 yrs !
New item fitted quickly without wiring change,simply unscrew & plug in, working perfectly! Excellent item easy to use ! Mr J.Hitchcox . Bude.Read full review
Verified purchase: Yes • Condition: new • Sold by: sylwunia1801
does the job. easy to fit
no issues. good fit on old back plate. no re-wiring needed to swap it out
Verified purchase: Yes • Condition: new • Sold by: debbibyrn-7
Great product
Good value. Loved the fact could use as replacement for my old Honeywell product ... just used to replace the front of existing which meant no additional wiring.
Verified purchase: Yes • Condition: new • Sold by: validustrading
St9400
Not had it long but so far so good, more controllable features than than the St 7600 model
Verified purchase: Yes • Condition: new • Sold by: plumbingstuff
easy to fit. good instructions
saved us money by not calling out a heating engineer
Verified purchase: Yes • Condition: new • Sold by: bitall
very good wouldn't use any other make Honeywell is the best
very easy to use time and date already set up and the programmes already set up
its like plug and go
Verified purchase: Yes • Condition: new • Sold by: murpen2010
Honeywell st9400c
I was a bit sceptical, because of the low price, but iv had the item about 6 weeks now
and it's been excellent very happy with it, so far.
Verified purchase: Yes • Condition: new • Sold by: combiboilerrepair
Great buy
Brand new item fitted it to old backing plate took 2 mins works fine GREAT!
Verified purchase: Yes • Condition: new • Sold by: sibar-1071