Range from the cheapest PAT testing £40 (Ashton Air Ltd based in BS3) to the dearest PAT testing £190 (JPS Electrical Services based in BS13).
Comparing electricians estimates for PAT testing 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 for PAT testing by posting your job to electricians in Islington.