Range from the cheapest replacement of a programmer £115 (RR'S Builders based in SE12) to the dearest replacement of a programmer £170 (Dulwich Plumber based in SE13).
Comparing heating engineers estimates for replacing a programmer gives you an idea of who will be better value but the best way to compare costs is to get actual quotes.
What to do - Get rates and quotes to replace your heating digital programmer in Blackheath by posting a job with HaMuch and we will send it to heating engineers in Blackheath.

"We used have Danfoss control panel for boiler, but it’s run out of battery and need to Replace a new heating control panel. "
SE3
"Replace a heating programmer Replace clock on glow worm combi boiler "
SE3