| PartNumber | B72220P3301K101 | B72220P3351K101 | B72220P3321K101 |
| Description | Varistors S20K300E3K1 | Var MOV 350VAC/460VDC 12000A 560V Radial Bulk | Varistors S20K320E3K1 |
| Manufacturer | EPCOS / TDK | EPCOS / TDK | EPCOS |
| Product Category | Varistors | TVS - Varistors, MOVs | TVS - Varistors, MOVs |
| RoHS | Y | - | - |
| Series | B72220P | - | Disk SuperioR Multipulse |
| Mounting Style | PCB Mount | - | - |
| Termination Style | Radial | - | - |
| Voltage Rating AC | 300 VAC | - | 320 VAC |
| Voltage Rating DC | 385 VDC | - | 420 VDC |
| Diameter | 22.5 mm | - | 22.5 mm |
| Peak Surge Current | 12 kA | - | 12 kA |
| Surge Energy Rating | 305 J | - | 330 J |
| Capacitance | 1050 pF | - | 1000 pF |
| Minimum Operating Temperature | - 40 C | - | - |
| Maximum Operating Temperature | + 105 C | - | - |
| Packaging | Bulk | Bulk | Bulk |
| Length | 25 mm | - | 25 mm |
| Brand | EPCOS / TDK | - | - |
| Lead Spacing | 10 mm | - | 10 mm |
| Product Type | Varistors | - | - |
| Factory Pack Quantity | 1500 | - | - |
| Subcategory | Varistors | - | - |
| Unit Weight | 0.282192 oz | - | - |
| Mounting | - | - | Radial |
| Operating Temperature Range | - | - | - 40 C to + 85 C |