| PartNumber | ROV07-820K-S | ROV07-821K | ROV07-820K |
| Description | Varistors | Varistors | Varistors 7mm 82V +-10% |
| Manufacturer | Littelfuse | Littelfuse | Littelfuse |
| Product Category | Varistors | Varistors | Varistors |
| RoHS | Y | Y | Y |
| Series | ROV07 | ROV07 | ROV07 |
| Product | MOV | MOV | MOV |
| Voltage Rating AC | 50 VAC | 510 VAC | 50 VAC |
| Voltage Rating DC | 82 VDC | 820 VDC | 82 VDC |
| Clamping Voltage | 135 V | 1.355 kV | 135 V |
| Diameter | 7 mm | 7 mm | 7 mm |
| Peak Surge Current | 1.2 kA | - | 1.2 kA |
| Surge Energy Rating | 5.5 J | 47 J | 5.5 J |
| Capacitance | 643 pF | 70 pF | 643 pF |
| Packaging | Bulk | Bulk | Bulk |
| Brand | Littelfuse | Littelfuse | Littelfuse |
| Product Type | Varistors | Varistors | Varistors |
| Factory Pack Quantity | 1000 | 1000 | 1000 |
| Subcategory | Varistors | Varistors | Varistors |
| Part # Aliases | C77432-000 | F19550-000 | D95160-000 |