Range from the cheapest PAT testing £60 (MH Electrics NICEIC APPROVED based in SW10) to the dearest PAT testing £180 (Haler Electrical based in SE1).
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 SW8.