Pulsating electronic expansion valves can be used on following systems:
| Refrigeration system | Single Evaporator | Multiple Evaporators |
| Conveni Pack | No | Yes |
| Single Zeas unit | No | Yes |
| Multi Zeas units | No | Yes |
| Booster unit (with Zeas or Conveni Pack) | No | Yes |
Proportional electronic expansion valves can be used on following systems:
| Refrigeration system | Single Evaporator | Multiple Evaporators |
| Conveni Pack | Yes, with condition* | Yes |
| Single Zeas unit | Yes, with condition* | Yes |
| Multi Zeas units | Yes, with condition* | Yes |
| Booster unit (with Zeas or Conveni Pack) | Yes, with condition* | Yes |
* For Single Evaporator systems, Proportional type of expansion valves are allowed if the time between fully open to fully closed is less than 5 s!