| PartNumber | B72220S3231K101 | B72220S3151K101 | B72220S3271K101 |
| Description | Varistors Varistor S20K230E3 | Varistors Varistor S20K150E3 | Varistors Varistor S20K275E3 |
| Manufacturer | EPCOS / TDK | EPCOS / TDK | EPCOS / TDK |
| Product Category | Varistors | Varistors | TVS - Varistors, MOVs |
| RoHS | Y | Y | - |
| Series | B722xxS3/4 | B722xxS3/4 | - |
| Mounting Style | PCB Mount | PCB Mount | - |
| Termination Style | Radial | Radial | - |
| Voltage Rating AC | 230 VAC | 150 VAC | 275 VAC |
| Minimum Operating Temperature | - 40 C | - 40 C | - |
| Maximum Operating Temperature | + 105 C | + 105 C | - |
| Packaging | Bulk | Bulk | Bulk |
| Brand | EPCOS / TDK | EPCOS / TDK | - |
| Product Type | Varistors | Varistors | - |
| Factory Pack Quantity | 250 | 1500 | - |
| Subcategory | Varistors | Varistors | - |
| Unit Weight | 0.176370 oz | 0.176370 oz | 0.176370 oz |