| PartNumber | SMOV34S271MP | SMOV34S251NP | SMOV34S251MP |
| Description | Varistors 275Vac 369Vdc 34mm SQ | Varistors 250Vac 330Vdc 34mm SQ Non-Iso | Varistors 250Vac 330Vdc 34mm SQ |
| Manufacturer | Littelfuse | Littelfuse | Littelfuse Inc. |
| Product Category | Varistors | Varistors | TVS - Varistors, MOVs |
| RoHS | Y | Y | - |
| Series | 34S | 34S | SMOV34S |
| Product | MOV | - | MOV |
| Mounting Style | PCB Mount | - | - |
| Termination Style | Radial | - | Through Hole |
| Voltage Rating AC | 275 VAC | - | 250 VAC |
| Voltage Rating DC | 431 VDC | - | 330 VDC |
| Varistor Voltage | 473 V | - | 429 VDC |
| Clamping Voltage | 730 V | - | 650 V |
| Peak Surge Current | 40 kA | - | 40 kA |
| Surge Energy Rating | 350 J | - | 490 J |
| Capacitance | 4500 pF | - | 5000 pF |
| Minimum Operating Temperature | - 45 C | - | - |
| Maximum Operating Temperature | + 75 C | - | - |
| Packaging | Bulk | Bulk | Bulk |
| Current Rating | 20 A | - | 20 kA |
| Height | 44 mm | - | 44 mm |
| Length | 41 mm | - | 41 mm |
| Width | 20 mm | - | 20 mm |
| Brand | Littelfuse | Littelfuse | - |
| Product Type | Varistors | Varistors | - |
| Factory Pack Quantity | 24 | 24 | - |
| Subcategory | Varistors | Varistors | - |
| Tradename | SMOV | SMOV | - |
| Mounting | - | - | Radial |
| Operating Temperature Range | - | - | - 45 C to + 75 C |
| Package Case | - | - | Box, 5 lead |
| Mounting Type | - | - | Through Hole |
| Number of Circuits | - | - | 1 |
| Varistor Voltage Min | - | - | 351V |
| Varistor Voltage Typ | - | - | 390V |
| Varistor Voltage Max | - | - | 429V |
| Current Surge | - | - | 40kA |
| Maximum AC Volts | - | - | 250VAC |
| Maximum DC Volts | - | - | 320VDC |
| Energy | - | - | 490J |