TE40A1203N01 is a 40W single output external AC-DC power supply designed for test & measurement and industrial applications. It delivers 12.0V output at 3.40A with 120mV pk-pk ripple and noise, featuring ±1% line regulation and ±5% load regulation. The unit accepts a universal input range of 90-264Vac at 47-63Hz and includes a Class I Desktop configuration with IEC60320 C8 receptacle and 2.5 x 5.5 x 9.5mm barrel output connector. It meets DoE Efficiency Level VI requirements with less than 0.1W no-load input power and complies with EN/IEC/UL60950-1 safety standards. The power supply features comprehensive protection including overvoltage (120%-150% trip range), overload (130%-160% hiccup mode), short circuit, and overtemperature protection, making it ideal for demanding industrial environments requiring high reliability with >1,000,000 hours MTBF.