| PartNumber | ROV14H821K-S-2 | ROV14H820K-2 | ROV14H821K |
| Description | Varistors 14mm 820V +-10% High Surge Series | Varistors 14mm 82V +-10% High Surge Series | Varistors 14mm 820V +-10% High Surge Series |
| Manufacturer | Littelfuse | Littelfuse | Littelfuse |
| Product Category | Varistors | Varistors | Varistors |
| RoHS | Y | Y | Y |
| Series | ROV14H | ROV14H | ROV14H |
| Product | MOV | MOV | MOV |
| Voltage Rating AC | 510 VAC | 50 VAC | 510 VAC |
| Voltage Rating DC | 820 VDC | 82 VDC | 820 VDC |
| Clamping Voltage | 1.355 kV | 135 V | 1.355 kV |
| Diameter | 14 mm | 14 mm | 14 mm |
| Peak Surge Current | 6 kA | 6 kA | 6 kA |
| Surge Energy Rating | 235 J | 28 J | 235 J |
| Capacitance | 260 pF | 2970 pF | 260 pF |
| Packaging | Bulk | Bulk | Bulk |
| Tolerance | 10 % | 10 % | 10 % |
| Brand | Littelfuse | Littelfuse | Littelfuse |
| Product Type | Varistors | Varistors | Varistors |
| Factory Pack Quantity | 500 | 750 | 750 |
| Subcategory | Varistors | Varistors | Varistors |
| Part # Aliases | A47499-000 | D09971-000 | D39606-000 |