| Series | WPTC-B |
| Image | Supplier | Item Code | Short Description |
|---|---|---|---|
| | Watts Regulator Company | 0650387 | WPTC08-1000B |
| | Watts Regulator Company | 0650997 | WPTC08-300B |
| | Watts Regulator Company | 0650371 | WPTC16-100B |
| | Watts Regulator Company | 0650390 | WPTC12-1000B |
| | Watts Regulator Company | 0651001 | WPTC12-300B 1211203 |
| | Watts Regulator Company | 0651056 | WPTC12-250B |
| | Watts Regulator Company | 0651055 | WPTC08-250B |
| | Watts Regulator Company | 0650389 | WPTC12-500B |
| | Watts Regulator Company | 0650386 | WPTC08-500B |
