| Mfr. Part No. | Description |
| 7RT-500 | Current Rating (Amperes), 50:5 |
| 7RT-101 | Current Rating (Amperes), 100:5 |
| 7RT-151 | Current Rating (Amperes), 150:5 |
| 7RT-201 | Current Rating (Amperes), 200:5 |
| 7RT-251 | Current Rating (Amperes), 250:5 |
| 7RT-301 | Current Rating (Amperes), 300:5 |
| 7RT-401 | Current Rating (Amperes), 400:5 |
| 7RT-501 | Current Rating (Amperes), 500:5 |
| 7RT-601 | Current Rating (Amperes), 600:5 |
| 7RT-751 | Current Rating (Amperes), 750:5 |
| 7RT-801 | Current Rating (Amperes), 800:5 |
| 7RT-102 | Current Rating (Amperes), 1000:5 |
| 7RT-122 | Current Rating (Amperes), 1200:5 |
| 7RT-152 | Current Rating (Amperes), 1500:5 |
| 7RT-151-001 | Current Rating (Amperes), 150:1 |
| 7RT-251-001 | Current Rating (Amperes), 250:1 |
| 7RT-301-001 | Current Rating (Amperes), 300:1 |
| 7RT-401-001 | Current Rating (Amperes), 400:1 |
| 7RT-501-001 | Current Rating (Amperes), 500:1 |
| 7RT-601-001 | Current Rating (Amperes), 600:1 |