Home Start Kit Includes: Power Transfer Switch Box + Plugs & Cable The Pre-wired 63Amp manual power transfer switch box is suitable for single phase 63Amp installations. 32Amp, 6mm flexible single-phase cable, 10m long with 32Amp PCE plug and socket. The power transfer switch box is pre-wired and ready to be installed by a certified electrician. Installation will need to be certified by an electrician once it has been installed.