You definately need to run 2 dedicated circuit for your equiptment. To figure out how many amps you will be pulling use this formula. watt / volts = amps ex. 1200w / 120v = 10 amps. Your house runs at 120v and most breaker sizes are 15 amps. Once you figure out how many amps your equiptment needs that will show you how many breakers and circuits are required to run you system.