| PartNumber | ROV10-681K-S-2 | ROV10-681K | ROV10-681K-S |
| Description | Varistors 10mm 420V +-10% | Varistors | Varistors 10mm 420V +-10% |
| Manufacturer | Littelfuse | Littelfuse | Littelfuse |
| Product Category | Varistors | Varistors | Varistors |
| RoHS | Y | Y | Y |
| Series | ROV10 | ROV10 | ROV10 |
| Product | MOV | MOV | MOV |
| Mounting Style | PCB Mount | - | - |
| Termination Style | Radial | - | - |
| Voltage Rating AC | 420 VAC | 420 VAC | 420 VAC |
| Voltage Rating DC | 680 VDC | 680 VDC | 680 VDC |
| Varistor Voltage | 680 V | - | - |
| Clamping Voltage | 1.12 kV | 1.12 kV | 1.12 kV |
| Diameter | 10 mm | 10 mm | 10 mm |
| Peak Surge Current | 2.5 kA | - | - |
| Surge Energy Rating | 86 J | 86 J | 86 J |
| Capacitance | 156 pF | 156 pF | 156 pF |
| Packaging | Reel | Bulk | Bulk |
| Tolerance | 10 % | - | - |
| Brand | Littelfuse | Littelfuse | Littelfuse |
| Lead Spacing | 7.5 mm | - | - |
| Product Type | Varistors | Varistors | Varistors |
| Factory Pack Quantity | 500 | 500 | 500 |
| Subcategory | Varistors | Varistors | Varistors |
| Part # Aliases | F74539-000 | D34278-000 | 936306-000 |