| PartNumber | V320LC40CPX10 | V320LC40C | V320LC40CP |
| Description | Varistors 20MM Radial | Varistors 320V | Varistors 320V |
| Manufacturer | Littelfuse Inc. | Littelfuse Inc. | Littelfuse Inc. |
| Product Category | TVS - Varistors, MOVs | TVS - Varistors, MOVs | TVS - Varistors, MOVs |
| Series | C-III | C-III | C-III |
| Packaging | Bulk | Bulk | Bulk Alternate Packaging |
| Package Case | Disc 20mm | Disc 20mm | Disc 20mm |
| Mounting Type | Through Hole | Through Hole | Through Hole |
| Number of Circuits | 1 | 1 | 1 |
| Varistor Voltage Min | 462V | 462V | 462V |
| Varistor Voltage Typ | 510V | 510V | 510V |
| Varistor Voltage Max | 558V | 558V | 558V |
| Current Surge | 10kA | 10kA | 10kA |
| Maximum AC Volts | 320VAC | 320VAC | 320VAC |
| Maximum DC Volts | - | - | - |
| Energy | 345J | 345J | 345J |