Range from the cheapest CCTV installation cost £420 (Ridgelake based in DA17) to the dearest CCTV installation cost £600 (Mr Kilowatt based in SE28).
Comparing electricians estimates for Install CCTV cameras 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 installing CCTV cameras in your home by posting your job to electricians in SE28.