| 型号 | 产品特点 |
| 521-CNY-21 | High creepage distance, 10^13Ω IR |
| 522-03-i | ATEX/IECEx Certified, Small size, 10^12Ω IR |
| 525-03-0-i | ATEX/IECEx Certified, Small size, 10^12Ω IR |
| 528-00-0 | Two optocouplers in one housing, 10^13Ω IR |
| 530-03-1-10 | Extra high voltage isolation, 10^13Ω IR |
| 530-03-1-20 | Extra high voltage isolation, 10^13Ω IR |
| 530-70-2-22 | Extra high voltage isolation, 10^13Ω IR |
| 535-04-0-i | ATEX/IECEx Certified, High current transfer ratio, 10^13Ω IR |
| 567-70-1-i | ATEX/IECEx Certified, Fast switching time, 10^13Ω IR |