PQC10-O 10W 1/16th Brick DC/DC Converters CUI Inc PQC10-O 10W 1/16th Brick DC/DC Converters feature 10W isolated output and a 2:1 input range (36VDC to 75VDC). The CUI Inc PQC10-O offers single regulated outputs and 1500VDC isolation in an industry-standard 1/16th brick package. These DC-DC converters include over-current, input under-voltage, over-voltage, and output short-circuit protection and are EN/BS EN 62368 certified.