DSA (Dimensionally Stable Anodes) anodes wani nau'in lantarki ne da ake amfani da shi a cikin tafiyar matakai na electrochemical, wanda ke da yanayin kwanciyar hankali da ci gaba a lokacin electrolysis. Ba kamar anodes na gargajiya ba, DSA anodes an ƙirƙira su don tunkuɗe kaifi kewaye da kiyaye amincin tsarin su sama da shekaru masu yawa na amfani.