Taxa elementara Coulomb
| e C |
Taxa elementara Megacoulomb
| e MC |
Taxa elementara Kilocoulomb
| e kC |
Taxa elementara Milicoulomb
| e mC |
Taxa elementara Microcoulomb
| e µC |
Taxa elementara Nanocoulomb
| e nC |
Taxa elementara Picocoulomb
| e pC |
Taxa elementara Abcoulomb
| e abC |
Taxa elementara UEM cu taxă
| — |
Taxa elementara Statcoulomb
| e stC |
Taxa elementara ESU cu taxă
| — |
Taxa elementara Franklin
| e Fr |
Taxa elementara Amperi-oră
| e A*h |
Taxa elementara Amperi-minut
| e A*min |
Taxa elementara Ampere-secundă
| e A*s |
Taxa elementara Faraday (pe baza de carbon 12)
| — |