137-2800, TRACOPOWER, TRACOPOWER TRN 1 DC-DC Converter, 12V dc/ 90mA Output, 9 → 18 V dc Input, 1W, Through Hole, +90°C Max Temp -40°C TRACOPOWER TRN 1 DC-DC Converter, 12V dc/ 90mA Output, 9 → 18 V dc Input, 1W, Through Hole, +90°C Max Temp -40°C