770-1987, TRACOPOWER, TRACOPOWER TRA 3 DC-DC Converter, 12V dc/ 250mA Output, 10.8 → 13.2 V dc Input, 3W, Through Hole, +85°C Max Temp TRACOPOWER TRA 3 DC-DC Converter, 12V dc/ 250mA Output, 10.8 → 13.2 V dc Input, 3W, Through Hole, +85°C Max Temp