Whenever you're setting up your audio equipment in your mobile church, an easier setup always helps save time. These PowerCon cables allow you to daisy-chain power from your speakers to your subwwoofers, saving time in your setup. PowerCon is a lockable 3 pole equipment (AC) connector with contacts for line, neutral, and premating safety grounds. It is rated at 20A/250V ac. Color coded for easy identification, PowerCon offers power-in (blue) and power-out (gray) versions with different keying to avoid the possibility of intermating.