description : "zalman" 50w zm850-hp power supply, dual heatpipe and ultra quiet 140mm fan, modular cabling, four pci-e connectors, six +12vdc outputs, no power cord, standby noise filter switch, gold-plated terminals and 16awg wires, sleeved cables, 80+% (max. 86%) efficiency, ez grip connectors, high efficiency dual engine system