Inekhono eliphezulu lokushisa elinamandla. Isetshenziswa kakhulu njengeswishi eyinhloko yekesi lemishini kagesi yokuhlanganisa i-terminal, kanye nekesi le-inlighting assembly, kanye nokulawula ama-motor ahlukahlukene kanye nemishini kagesi enamandla amancane futhi ayinawo umsebenzi wokuvikela i-short-circuit edlula umthwalo.