| PartNumber | LR4-73XF | LR4-730F |
| Description | Resettable Fuses - PPTC LR4-73XF | Resettable Fuses - PPTC 7.3A 20V 100A Imax |
| Manufacturer | Littelfuse | Littelfuse |
| Product Category | Resettable Fuses - PPTC | Resettable Fuses - PPTC |
| RoHS | Y | Y |
| Series | LR4 | LR4 |
| Mounting Style | Strap | Strap |
| Termination Style | Axial | Axial |
| Hold Current | 730 mA | 7.3 A |
| Maximum Voltage | 15 V | 20 V |
| Current Rating Max | 100 A | 100 A |
| Minimum Operating Temperature | - 40 C | - 40 C |
| Maximum Operating Temperature | + 125 C | + 125 C |
| Packaging | Bulk | Bulk |
| Type | PolySwitch Resettable Devices | PolySwitch Resettable Devices |
| Brand | Littelfuse | Littelfuse |
| Product Type | Resettable Fuses - PPTC | Resettable Fuses - PPTC |
| Factory Pack Quantity | 500 | 1000 |
| Subcategory | PPTC Resettable Fuses | PPTC Resettable Fuses |
| Tradename | PolySwitch | PolySwitch |
| Part # Aliases | E62269-000 | A93367-000 RF1547-000 |
| Trip Current | - | 14.1 A |
| Resistance | - | 12 mOhms |
| Height | - | 1 mm |
| Length | - | 29.1 mm |
| Width | - | 14.5 mm |
| Pd Power Dissipation | - | 1.9 W |