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| PartNumber | B72242L251K102 | B72242L251K100 | B72242L271K100V57 |
| Description | Varistors Varistor LS42K250QPK2 | Varistors Varistor LS42K250QP | Varistors LS42K275QP 275volts 65KA Formed Leads |
| Manufacturer | EPCOS (TDK) | EPCOS (TDK) | EPCOS / TDK |
| Product Category | TVS - Varistors, MOVs | TVS - Varistors, MOVs | TVS - Varistors, MOVs |
| Series | HighE | HighE | LS |
| Packaging | Bulk | Bulk | - |
| Package Case | Disc 40mm | Disc 40mm | - |
| Mounting Type | Chassis Mount | Chassis Mount | - |
| Number of Circuits | 1 | 1 | - |
| Varistor Voltage Min | 351V | 351V | - |
| Varistor Voltage Typ | 390V | 390V | - |
| Varistor Voltage Max | 429V | 429V | - |
| Current Surge | 65kA | 65kA | - |
| Maximum AC Volts | 250VAC | 250VAC | - |
| Maximum DC Volts | 320VDC | 320VDC | - |
| Energy | 490J | 490J | - |
| Product | - | - | MOV |
| Type | - | - | Metal Oxide |
| Termination Style | - | - | Solder Terminal |
| Mounting | - | - | Screw |
| Operating Temperature Range | - | - | - 40 C to + 85 C |
| Height | - | - | 39 mm |
| Width | - | - | 9.4 mm |
| Capacitance | - | - | 3050 pF |
| Tolerance | - | - | 10 % |
| Diameter | - | - | 40 mm |
| Voltage Rating AC | - | - | 275 VAC |
| Voltage Rating DC | - | - | 350 VDC |
| Clamping Voltage | - | - | 710 V |
| Peak Surge Current | - | - | 65 kA |
| Surge Energy Rating | - | - | 550 J |