| Series | ETSX |
| Image | Supplier | Item Code | Short Description |
|---|---|---|---|
| | Watts Regulator Company | WAT 0066611 | ETSX-60 0066611 |
| | Watts Regulator Company | WAT 0066614 | ETSX-160 0066614 |
| | Watts Regulator Company | WAT 0066609 | ETSX-30 0066609 |
| | Watts Regulator Company | WAT 0066610 | ETSX-40 0066610 |
| | Watts Regulator Company | WAT 0066613 | ETSX-110 0066613 |
| | Watts Regulator Company | WAT 0066612 | ETSX-90 0066612 |
