... ,switch power supply:Installed with EMIfilter,minimum wave MS-15 series power supply,switch power supply ModelSpecification MS-15-5 MS ... % +/-0.5%DC output power 15W 15.6W 16.8WEfficiency 65% 68% 72%Adjustable range for DC voltage+10,-5%+/-10 ... test:The load is from 0%to 100% MS-15 series power supply,switch power supply