SurgeX SEQ-1U Programmable Sequencer Surge Eliminator (1U, 120V/20A)The 1U, 120V 20A Programmable Sequencer Surge Eliminator from SurgeX allows sequencing of various types of electronic equipment that need to be powered up or down in order, rather than simultaneously. In AV systems, sequencing is often necessary for controlling the distribution of power to avoid equipment damage. This sequencer provides the sequencing parameters, conditioning, shutdown thresholds, and surge protection needed to safeguard audio, video,