1kW Modular Rectifier System with Battery Back-up This 4U high by 19” wide shelf can deliver up to 1000W output power. The modules are hot-swappable under fully-loaded conditions. The shelf contains the circuitry necessary for the targeted application, including low battery disconnect, alarm circuits and breakers. The system is cooled by natural air convection. Return to Examples of Power Systems page Return to Power Systems page Absopulse Electronics Ltd.