Available. The Keyence CA-U4 is an ultra-compact 24 VDC switch-mode power supply designed for industrial automation applications. It offers a rated input voltage of 85 to 264 VAC, 47 to 63 Hz, and 110 to 370 VDC, with an efficiency of 82% at 100 VAC and 85% at 200 VAC under full load conditions. The rated input current is 2.2 A or less at 100 VAC and 1.1 A or less at 200 VAC. The power supply provides a rated output voltage of 24 VDC and a rated output current of 6.5 A. Protection features include overvoltage protection with automatic recovery at 7.9 A or more, and overvoltage protection that activates at 26.4 V or more, recovering when input is reapplied. The CA-U4 complies with various safety standards, including UL508, UL60950-1, CSA C22.2 No.14-M95, CSA C22.2 No.60950-1-03, EN60950-1, EN50178, and IEC60950-1. It also meets EMC standards such as FCC Part15B Class A, EN55011 Class A, and EN61000-6-2. The operating ambient temperature range is -10 to +55 °C (14 to 131 °F), with a relative humidity of 85% or less (non-condensing). Storage temperature ranges from -20 to +70 °C (-4 to 158 °F). The unit weighs approximately 700 g.