The LPS-100-27 is a 100W AC/DC single output open frame power supply without PFC function. LPS-100-27 has 2 input voltage operation ranges with auto switch one from 88 to 132VAC and the other from 176 to 264 VAC. Voltage output is 27 VDC and constant output current region from 26-32VDC with rated current of 3.8A. Thanks to the high efficiency up to 81%, it is able to operate from -10℃ ~ +60℃ case temperature under free air convection. The LPS-100-27 uses differnet protection techniques such as short circuit/over load /over voltage protections with fixed switching frequency at 134 KHz. The LPS-100-27 has 2-year factory warranty.