The Telecom DC power systems supply continuous DC power at a grounded 48VDC or 24 VDC or 12 VDC, always backed by a battery energy storage system. Our DC Power systems are fitted in standard rack cabinet with multiple rectifier modules and can provide rectification, system management and power distribution. The rectifier modules are hot-swappable, 99% efficiency with extremely reduced noise level. The DC power system can be monitored and controlled remotely via a PC based software package.