READING, Pa.–(BUSINESS WIRE)– #EnerSys–EnerSys (NYSE: ENS), a global leader in stored energy solutions for industrial, infrastructure, and defense applications, today announced development progress on the Alpha® XM Edge power system, a new outside plant power platform for cable broadband networks. The Alpha® XM Edge power system uses a digital switch-mode architecture designed to improve power-conversion efficiency, simplify field service and provide greater visibility into power-system conditions. The