Electronics The EC4AB26 is an isolated DC/DC converter with a 5 to 6 watt power output, a 2:1 input voltage range from 36-72VDC, +/-5VDC output, 500VDC minimum isolation, encapsulated in a non-conductive black plastic DIP-24 package, measuring 1.25x0.80x0.50" long. It is manufactured by Cincon Electronics, a global supplier of AC-DC, DC-DC, and other power supply components. This DC/DC converter can be used to provide reliable, cost-effective power conversion between two separate networks in automotive, computer, communications and consumer applications.