power controllers are quality products used in various applications. This includes monitoring the incoming power supply when outside pre-set limits disconnect the equipment, reconnecting on return of normal power after a start-up delay to protect against damaging power-back surges. The controllers are fitted with LED lights indicating the power status and installation couldn’t be simpler. All controllers offer complete and reliable protection against the damage caused by fluctuating power and are essential accessories for all environments where there is a risk of inconsistent power supply.