UL/cUL60950-1 2nd edition, IEC/EN60950-1. 3. Traco 50W Regulated Isolated DC-DC Converter - TEN-50 Series. The Traco TEN-50 series is a range of 50W single/dual output DC - DC converters with a high efficiency of up to 92% and a compact footprint of only 1" x 2". These Tracopower 50W DC - DC converters have a wide 2:1 input voltage range and an output voltage which is tightly regulated. The output voltage can be adjusted using an external resistor. The TEN-50 includes On/Off remote control and protection against overload and short circuit. Typical applications for these 50W DC - DC converters include mobile equipment, instrumentation and distributed power architectures in communication and industrial electronics. Highest power density 50W in 1 x 2 x 0.4 package Excellent efficiency up to 92% Operating temperature range -40℃ to + 85℃ No minimum load required Output voltage adjustable Remote On/Off I/O isolation 1500 VDC 3 year warranty