兩邊的NES-350-24線程是M4https:www.amazon.com/Mean-NES-350-24-Switching-Power-Supply/dp/B00KTJE3L4/ref=as_li_ss_tl?s=pc&ie=UTF8&qid=1486164772&sr=1-1&keywords=Meanwell 24v Power supply&linkCode=ll1&tag=cadparts-20&linkId=705b482f196f9c81310d160b2e40149a&language=enùUS