| PartNumber | LR4-170UF | LR4-1300F | LR4-1300SSF |
| Description | Resettable Fuses - PPTC 1.7A 15V 100A Imax | PTC Resettable Fuse 13A(hold) 21.2A(trip) 20VDC 100A 4.5W 10s 0.0035Ohm SMD Solder Pad 50 X 10 X 1.3mm | Resettable Fuses - PPTC LR4-1300SSF |
| Manufacturer | Littelfuse | TE Connectivity Raychem Circuit Protection | - |
| Product Category | Resettable Fuses - PPTC | PTC Resettable Fuses | - |
| RoHS | Y | - | - |
| Series | LR4 | PolySwitchR | - |
| Mounting Style | Strap | - | - |
| Termination Style | Axial | - | - |
| Hold Current | 1.7 A | - | - |
| Maximum Voltage | 15 V | - | - |
| Trip Current | 3.4 A | - | - |
| Current Rating Max | 100 A | - | - |
| Resistance | 78 mOhms | - | - |
| Minimum Operating Temperature | - 40 C | - | - |
| Maximum Operating Temperature | + 125 C | - | - |
| Packaging | Bulk | Bulk | - |
| Type | PolySwitch Resettable Devices | - | - |
| Brand | Littelfuse | - | - |
| Product Type | Resettable Fuses - PPTC | - | - |
| Factory Pack Quantity | 2000 | - | - |
| Subcategory | PPTC Resettable Fuses | - | - |
| Tradename | PolySwitch | - | - |
| Part # Aliases | A92147-000 | - | - |
| Package Case | - | Strap | - |
| Current Max | - | 100A | - |
| Current Hold Ih Max | - | 13A | - |
| Voltage Max | - | 20V | - |
| Current Trip It | - | 21.2A | - |
| R Min Max | - | 0.004 ~ 0.007 Ohm | - |
| Time to Trip | - | 5s | - |