ME90A1803Q01 is a 90W single output external AC-DC power supply designed for medical-grade applications, delivering 18V at 5.0A output current. The unit features a desktop style package with a straight barrel type connector (center positive) and meets stringent medical safety standards including UL/EN/IEC60601-1-2, 4th Edition for EMC and EN/IEC/UL60601-1, 3rd Edition with 2 MOPP isolation levels. Key technical characteristics include ±1% line regulation, ±5% load regulation, 180mV peak-to-peak ripple and noise, and an operating temperature range of -20°C to +50°C with deration above 40°C. The power supply achieves DoE Efficiency Level VI compliance, maintains an IP22 rated enclosure, and provides exceptional reliability with MTBF exceeding 250,000 hours and E-Cap life greater than 7 years. This medical-grade supply is ideal for diagnostic equipment, patient monitoring systems, and other healthcare devices requiring certified isolation and EMC performance.