TE20A1203F01 is an 18W single-output external AC-DC power supply designed for test and measurement and industrial applications. It delivers 12.0V output at 1.50A maximum current with 120mV peak-to-peak ripple and noise, meeting DoE Efficiency Level VI requirements and heavy industrial EMC standards. The unit features universal input of 90-264Vac, ±1% line regulation, ±5% load regulation, and operates over -20°C to +70°C ambient temperature range. It includes comprehensive protection features including overtemperature shutdown with auto-recovery, overload protection in hiccup mode, and short-circuit protection, with input-output isolation of 4000Vac. The power supply is approved to EN/IEC/UL 60950-1 2nd Edition Amendment 2, offers greater than 1,000,000 hours MTBF, and includes a 3-year warranty, making it suitable for demanding industrial and test equipment applications.