电容是系统存储电荷的能力。它是在法拉德（F）中测量的。
1 esu/F = 2,997,925,435.599 Fr
1 Fr = 3.3356e-10 esu/F
例子:
将15 ESU PER FAIRAD转换为富兰克林：
15 esu/F = 44,968,881,533.978 Fr
| ESU PER FAIRAD | 富兰克林 |
|---|---|
| 0.01 esu/F | 29,979,254.356 Fr |
| 0.1 esu/F | 299,792,543.56 Fr |
| 1 esu/F | 2,997,925,435.599 Fr |
| 2 esu/F | 5,995,850,871.197 Fr |
| 3 esu/F | 8,993,776,306.796 Fr |
| 5 esu/F | 14,989,627,177.993 Fr |
| 10 esu/F | 29,979,254,355.986 Fr |
| 20 esu/F | 59,958,508,711.971 Fr |
| 30 esu/F | 89,937,763,067.957 Fr |
| 40 esu/F | 119,917,017,423.943 Fr |
| 50 esu/F | 149,896,271,779.928 Fr |
| 60 esu/F | 179,875,526,135.914 Fr |
| 70 esu/F | 209,854,780,491.9 Fr |
| 80 esu/F | 239,834,034,847.885 Fr |
| 90 esu/F | 269,813,289,203.871 Fr |
| 100 esu/F | 299,792,543,559.857 Fr |
| 250 esu/F | 749,481,358,899.641 Fr |
| 500 esu/F | 1,498,962,717,799.283 Fr |
| 750 esu/F | 2,248,444,076,698.924 Fr |
| 1000 esu/F | 2,997,925,435,598.565 Fr |
| 10000 esu/F | 29,979,254,355,985.656 Fr |
| 100000 esu/F | 299,792,543,559,856.56 Fr |
规则