| PartNumber | B72210S2551K501 | B72210S2621K101 | B72210S2551K101 |
| Description | Varistors Varistor S10K550E2S5 | Varistors Varistor S10K625E2 | Varistors Varistor S10K550E2 |
| Manufacturer | EPCOS (TDK) | EPCOS (TDK) | EPCOS (TDK) |
| Product Category | TVS - Varistors, MOVs | TVS - Varistors, MOVs | TVS - Varistors, MOVs |
| Series | - | AdvanceD | Disk Advanced |
| Packaging | Bulk | Bulk | Bulk |
| Unit Weight | 0.070548 oz | 0.070548 oz | 0.070548 oz |
| Package Case | Disc 10mm | Disc 10mm | Disc 10mm |
| Mounting Type | Through Hole | Through Hole | Through Hole |
| Number of Circuits | 1 | 1 | 1 |
| Varistor Voltage Min | 819V | 900V | 819V |
| Varistor Voltage Typ | 910V | 1000V (1kV) | 910V |
| Varistor Voltage Max | 1001V (1.001kV) | 1100V (1.1kV) | 1001V (1.001kV) |
| Current Surge | 3.5kA | 3.5kA | 3.5kA |
| Maximum AC Volts | 550VAC | 625VAC | 550VAC |
| Maximum DC Volts | 745VDC | 825VDC | 745VDC |
| Energy | 90J | 100J | 90J |
| Voltage Rating AC | 550 VAC | 625 VAC | 550 VAC |
| Product | - | MOV | MOV |
| Type | - | Metal Oxide Varistors | Metal Oxide Varistors |
| Current Rating | - | 25 A | 25 A |
| Termination Style | - | Radial | Radial |
| Mounting | - | Through Hole | Through Hole |
| Operating Temperature Range | - | - 40 C to + 85 C | - 40 C to + 85 C |
| Height | - | 15 mm | 15 mm |
| Width | - | 12 mm | 12 mm |
| Capacitance | - | 90 pF | 105 pF |
| Tolerance | - | 10 % | 10 % |
| Lead Spacing | - | 7.5 mm | 7.5 mm |
| Voltage Rating DC | - | 825 VDC | 745 VDC |
| Peak Surge Current | - | 3.5 kA | 3.5 kA |
| Varistor Voltage | - | 1 kVDC | 910 VDC |
| Surge Energy Rating | - | 100 J | 90 J |