电气特性
| 料号 | 额定电流(A) | 额定电压(V) | 分断能力 | 标称I2t(A2S) |
| CA421A.200 | 0.2 | 250VAC | 100A@250VAC | 0.135 |
| CA421A.500 | 0.5 | 250VAC | 100A@250VAC | 0.260 |
| CA421A001 | 1 | 250VAC | 100A@250VAC | 1.022 |
| CA421A01.6 | 1.6 | 250VAC | 100A@250VAC | 2.394 |
| CA421A002 | 2 | 250VAC | 100A@250VAC | 3.428 |
| CA421A3.15 | 3.15 | 250VAC | 100A@250VAC | 15.49 |
| CA421A005 | 5 | 250VAC | 100A@250VAC | 55.11 |
| CA421A06.3 | 6.3 | 250VAC | 100A@250VAC | 73.73 |
| CA421A008 | 8 | 250VAC | 100A@250VAC | 91.59 |
| CA421A010 | 10 | 250VAC | 100A@250VAC | 209.9 |
| CA421A12.5 | 12.5 | 250VAC | 100A@250VAC | 288.8 |
| CA421A015 | 15 | 250VAC | - | 350 |
| CA421A016 | 16 | 250VAC | - | 376.7 |
| CA421A020 | 20 | 250VAC | - | 587.5 |
| CA421A025 | 25 | 250VAC | - | 2000 |
