| PartNumber | B72214S2511K101 | B72214S2551K101 | B72214S2551K151 |
| Description | Varistors Varistor S14K510E2 | Varistors Varistor S14K550E2 | Varistors Varistor S14K550E2G5 |
| Manufacturer | EPCOS / TDK | EPCOS / TDK | EPCOS (TDK) |
| Product Category | Varistors | Varistors | TVS - Varistors, MOVs |
| RoHS | Y | Y | - |
| Series | B722xxS2 | B722xxS2 | - |
| Product | MOV | MOV | - |
| Mounting Style | PCB Mount | PCB Mount | - |
| Termination Style | Radial | Radial | - |
| Voltage Rating AC | 510 VAC | 550 VAC | - |
| Voltage Rating DC | 670 VDC | 745 VDC | - |
| Varistor Voltage | 820 V | 910 V | - |
| Peak Surge Current | 5 kA | 5 kA | - |
| Surge Energy Rating | 165 J | 180 J | - |
| Capacitance | 180 pF | 170 pF | - |
| Minimum Operating Temperature | - 40 C | - 40 C | - |
| Maximum Operating Temperature | + 105 C | + 105 C | - |
| Packaging | Bulk | Bulk | Tape & Reel (TR) Alternate Packaging |
| Current Rating | 50 A | 50 A | - |
| Height | 19 mm | 19 mm | - |
| Tolerance | 10 % | 10 % | - |
| Type | Metal Oxide Varistors | Metal Oxide Varistors | - |
| Width | 15.5 mm | 15.5 mm | - |
| Brand | EPCOS / TDK | EPCOS / TDK | - |
| Lead Spacing | 7.5 mm | 7.5 mm | - |
| Product Type | Varistors | Varistors | - |
| Factory Pack Quantity | 3000 | 3000 | - |
| Subcategory | Varistors | Varistors | - |
| Unit Weight | 0.141096 oz | 0.141096 oz | - |
| Package Case | - | - | Disc 14mm |
| Mounting Type | - | - | Through Hole |
| Number of Circuits | - | - | 1 |
| Varistor Voltage Min | - | - | 819V |
| Varistor Voltage Typ | - | - | 910V |
| Varistor Voltage Max | - | - | 1001V (1.001kV) |
| Current Surge | - | - | 5kA |
| Maximum AC Volts | - | - | 550VAC |
| Maximum DC Volts | - | - | 745VDC |
| Energy | - | - | 180J |