| PartNumber | B72220S2231K101 | B72220S2211K101 | B72220S2251K101 |
| Description | Varistors Varistor S20K230E2 | Varistors Varistor S20K210E2 | Varistors Varistor S20K250E2 |
| Manufacturer | EPCOS / TDK | - | EPCOS / TDK |
| Product Category | Varistors | - | TVS - Varistors, MOVs |
| RoHS | Y | - | - |
| Series | B722xxS2 | - | AdvanceD |
| Product | MOV | - | - |
| Mounting Style | PCB Mount | - | - |
| Termination Style | Radial | - | Radial |
| Voltage Rating AC | 230 VAC | - | 250 VAC |
| Voltage Rating DC | 300 VDC | - | 320 VDC |
| Varistor Voltage | 360 V | - | 390 VDC |
| Clamping Voltage | 595 V | - | - |
| Peak Surge Current | 10 kA | - | 1 kA |
| Surge Energy Rating | 180 J | - | 195 J |
| Capacitance | 760 pF | - | - |
| Minimum Operating Temperature | - 40 C | - | - |
| Maximum Operating Temperature | + 105 C | - | - |
| Packaging | Bulk | - | Bulk |
| Current Rating | 100 A | - | - |
| Height | 25.5 mm | - | - |
| Tolerance | 10 % | - | - |
| Type | Metal Oxide Varistors | - | - |
| Width | 21.5 mm | - | - |
| Brand | EPCOS / TDK | - | - |
| Lead Spacing | 10 mm | - | - |
| Product Type | Varistors | - | - |
| Factory Pack Quantity | 1500 | - | - |
| Subcategory | Varistors | - | - |
| Unit Weight | 0.141096 oz | - | 0.141096 oz |
| Mounting | - | - | Radial |
| Operating Temperature Range | - | - | - 40 C to + 85 C |