| PartNumber | ROV20-201K-2 | ROV20-220M | ROV20-201K |
| Description | Varistors 20mm 200V +-10% | Varistors 20mm 22V +-20% | Varistors 20mm 200V +-10% |
| Manufacturer | Littelfuse | Littelfuse | Littelfuse |
| Product Category | Varistors | Varistors | Varistors |
| RoHS | Y | Y | Y |
| Series | ROV20 | ROV20 | ROV20 |
| Product | MOV | MOV | MOV |
| Mounting Style | PCB Mount | PCB Mount | PCB Mount |
| Termination Style | Radial | Radial | Radial |
| Voltage Rating AC | 130 VAC | 14 VAC | 130 VAC |
| Voltage Rating DC | 200 VDC | 22 VDC | 200 VDC |
| Clamping Voltage | 340 V | 43 V | 340 V |
| Diameter | 20 mm | 20 mm | 20 mm |
| Peak Surge Current | 6.5 kA | 2 kA | 6.5 kA |
| Surge Energy Rating | 114 J | 8 J | 114 J |
| Capacitance | 1829 pF | 0.0212 uF | 1829 pF |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 85 C | + 85 C | + 85 C |
| Packaging | Bulk | Bulk | Bulk |
| Tolerance | 10 % | 20 % | 10 % |
| Type | Standard Metal Oxide Varistors | Standard Metal Oxide Varistors | Standard Metal Oxide Varistors |
| Brand | Littelfuse | Littelfuse | Littelfuse |
| Product Type | Varistors | Varistors | Varistors |
| Factory Pack Quantity | 500 | 750 | 750 |
| Subcategory | Varistors | Varistors | Varistors |
| Part # Aliases | A19256-000 | A55074-000 | A19927-000 |