| PartNumber | B72214S0551K101 | B72214S0551K331 | B72214S0551K301 |
| Description | Varistors 550V RMS 14MM RADIAL Varistor S14K550 | Varistors Varistor S14K550G3S3 | Varistors Varistor S14K550S3 |
| Manufacturer | EPCOS / TDK | EPCOS / TDK | - |
| Product Category | Varistors | Varistors | - |
| RoHS | Y | Y | - |
| Series | B722xxS0 | B722xxS0 | - |
| Product | MOV | MOV | - |
| Mounting Style | PCB Mount | PCB Mount | - |
| Termination Style | Radial | Radial | - |
| Voltage Rating AC | 550 VAC | 550 VAC | - |
| Voltage Rating DC | 745 VDC | 745 VDC | - |
| Varistor Voltage | 910 V | 910 V | - |
| Clamping Voltage | 1.5 kV | 1.5 kV | - |
| Diameter | 15.5 mm | 14 mm | - |
| Peak Surge Current | 4.5 kA | 4.5 kA | - |
| Surge Energy Rating | 120 J | 120 J | - |
| Capacitance | 170 pF | 215 pF | - |
| Minimum Operating Temperature | - 40 C | - 40 C | - |
| Maximum Operating Temperature | + 105 C | + 105 C | - |
| Packaging | Bulk | Reel | - |
| Current Rating | 50 A | 50 A | - |
| Length | 19 mm | - | - |
| Tolerance | 10 % | 10 % | - |
| 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 | - |
| Part # Aliases | 551K101 B72214S B72214S551K101 | 551K331 B72214S B72214S551K331 S20K300G5 | - |
| Type | - | Leaded Varistors | - |
| Unit Weight | - | 0.141096 oz | - |