Moqapi oa boemo bo phahameng o etsa hore o ikutloe o phutholohile.Khetla e entsoe ka lipolasetiki tsa boenjiniere tsa ABC tse nang le botsitso le ho hanyetsa tšusumetso, tse bolokehileng ho sebelisoa.Tšebeliso e ka hare ea Omron micro switch design ho thibela ponahalo ea oxidation.Bophelo ba tšebeletso bo bolelele, 'me bophelo ba mechine bo feta makhetlo a limilione tse 1.Bophelo ba motlakase bo feta makhetlo a 200,000.
Mechini e mengata ea letlapa la meno e sebelisa sesebelisoa sa letsoho, seo ho ka thoeng ke li-switches tse khethehileng tsa ho phekola meno.